./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/recursive/Primes.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc 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/recursive/Primes.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 16beca065b3aeb336c54dcf96f3abbe61553e7d28b28c1a40f525ad89a5da56e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:59:47,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:59:47,164 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-19 14:59:47,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:59:47,170 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:59:47,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:59:47,199 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:59:47,200 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:59:47,200 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:59:47,201 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:59:47,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:59:47,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:59:47,203 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:59:47,204 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:59:47,204 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:59:47,207 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:59:47,207 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:59:47,207 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:59:47,208 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:59:47,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:59:47,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:59:47,209 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 14:59:47,209 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:59:47,209 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 14:59:47,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:59:47,210 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:59:47,210 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:59:47,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:59:47,211 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:59:47,211 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:59:47,211 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 14:59:47,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:59:47,212 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:59:47,212 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:59:47,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:59:47,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:59:47,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:59:47,213 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:59:47,214 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:59:47,214 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16beca065b3aeb336c54dcf96f3abbe61553e7d28b28c1a40f525ad89a5da56e [2024-11-19 14:59:47,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:59:47,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:59:47,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:59:47,551 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:59:47,552 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:59:47,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Primes.c [2024-11-19 14:59:49,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:59:49,195 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:59:49,195 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Primes.c [2024-11-19 14:59:49,204 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9850998a2/3c9c314276f24ed1bce10741cf0a9b0d/FLAG80bc22d68 [2024-11-19 14:59:49,220 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9850998a2/3c9c314276f24ed1bce10741cf0a9b0d [2024-11-19 14:59:49,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:59:49,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:59:49,227 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:59:49,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:59:49,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:59:49,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,237 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3709f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49, skipping insertion in model container [2024-11-19 14:59:49,239 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,262 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:59:49,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:59:49,497 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:59:49,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:59:49,543 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:59:49,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49 WrapperNode [2024-11-19 14:59:49,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:59:49,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:59:49,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:59:49,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:59:49,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,579 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2024-11-19 14:59:49,581 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:59:49,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:59:49,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:59:49,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:59:49,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,593 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,611 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]. [2024-11-19 14:59:49,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:59:49,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:59:49,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:59:49,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:59:49,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2024-11-19 14:59:49,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:49,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:49,659 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) [2024-11-19 14:59:49,660 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 [2024-11-19 14:59:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure multiple_of [2024-11-19 14:59:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure multiple_of [2024-11-19 14:59:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 14:59:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure mult [2024-11-19 14:59:49,699 INFO L138 BoogieDeclarations]: Found implementation of procedure mult [2024-11-19 14:59:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure is_prime_ [2024-11-19 14:59:49,699 INFO L138 BoogieDeclarations]: Found implementation of procedure is_prime_ [2024-11-19 14:59:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 14:59:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:59:49,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:59:49,769 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:59:49,770 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:59:50,002 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-19 14:59:50,002 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:59:50,021 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:59:50,022 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 14:59:50,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:50 BoogieIcfgContainer [2024-11-19 14:59:50,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:59:50,024 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:59:50,024 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:59:50,028 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:59:50,028 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:59:50,029 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:59:49" (1/3) ... [2024-11-19 14:59:50,029 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3940c961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:59:50, skipping insertion in model container [2024-11-19 14:59:50,030 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:59:50,030 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (2/3) ... [2024-11-19 14:59:50,031 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3940c961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:59:50, skipping insertion in model container [2024-11-19 14:59:50,031 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:59:50,031 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:50" (3/3) ... [2024-11-19 14:59:50,032 INFO L332 chiAutomizerObserver]: Analyzing ICFG Primes.c [2024-11-19 14:59:50,090 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:59:50,090 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:59:50,090 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:59:50,091 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:59:50,091 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:59:50,091 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:59:50,091 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:59:50,091 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:59:50,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 51 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 38 states have internal predecessors, (55), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-19 14:59:50,115 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-19 14:59:50,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:50,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:50,123 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-19 14:59:50,123 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:50,124 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:59:50,124 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 51 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 38 states have internal predecessors, (55), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-19 14:59:50,129 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-19 14:59:50,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:50,130 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:50,130 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-19 14:59:50,130 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:50,137 INFO L745 eck$LassoCheckResult]: Stem: 26#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 34#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 20#L78true assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 28#L53true call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 4#$Ultimate##0true [2024-11-19 14:59:50,138 INFO L747 eck$LassoCheckResult]: Loop: 4#$Ultimate##0true ~n := #in~n;~m := #in~m; 51#L58true assume !(~n <= 1); 36#L61true assume !(2 == ~n); 48#L64true assume ~n > 2; 10#L65true assume !(~m <= 1); 32#L68true call #t~ret10 := multiple_of(~n, ~m);< 17#$Ultimate##0true ~n := #in~n;~m := #in~m; 43#L32true assume !(~m < 0); 49#L35true assume !(~n < 0); 19#L38true assume 0 == ~m;#res := 0; 23#multiple_ofFINALtrue assume true; 24#multiple_ofEXITtrue >#124#return; 25#L68-1true assume !(0 == #t~ret10);havoc #t~ret10; 5#L71true call #t~ret11 := is_prime_(~n, ~m - 1);< 4#$Ultimate##0true [2024-11-19 14:59:50,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:50,144 INFO L85 PathProgramCache]: Analyzing trace with hash 2218665, now seen corresponding path program 1 times [2024-11-19 14:59:50,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:50,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213628689] [2024-11-19 14:59:50,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:50,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:50,254 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:50,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:50,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:50,291 INFO L85 PathProgramCache]: Analyzing trace with hash -2140609117, now seen corresponding path program 1 times [2024-11-19 14:59:50,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:50,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703129853] [2024-11-19 14:59:50,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:50,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:50,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:50,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:59:50,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703129853] [2024-11-19 14:59:50,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703129853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:59:50,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:59:50,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:59:50,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669142373] [2024-11-19 14:59:50,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:59:50,516 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-19 14:59:50,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:59:50,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 14:59:50,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 14:59:50,555 INFO L87 Difference]: Start difference. First operand has 51 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 38 states have internal predecessors, (55), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 14:59:50,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:59:50,701 INFO L93 Difference]: Finished difference Result 58 states and 84 transitions. [2024-11-19 14:59:50,703 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 84 transitions. [2024-11-19 14:59:50,707 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-19 14:59:50,716 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 41 states and 54 transitions. [2024-11-19 14:59:50,720 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2024-11-19 14:59:50,720 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2024-11-19 14:59:50,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 54 transitions. [2024-11-19 14:59:50,723 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:59:50,723 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-19 14:59:50,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 54 transitions. [2024-11-19 14:59:50,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 39. [2024-11-19 14:59:50,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 30 states have internal predecessors, (37), 9 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-19 14:59:50,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 51 transitions. [2024-11-19 14:59:50,756 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 51 transitions. [2024-11-19 14:59:50,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 14:59:50,761 INFO L425 stractBuchiCegarLoop]: Abstraction has 39 states and 51 transitions. [2024-11-19 14:59:50,762 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:59:50,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 51 transitions. [2024-11-19 14:59:50,763 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-19 14:59:50,763 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:50,763 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:50,765 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-19 14:59:50,765 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:50,766 INFO L745 eck$LassoCheckResult]: Stem: 160#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 138#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 139#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 129#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 128#$Ultimate##0 [2024-11-19 14:59:50,766 INFO L747 eck$LassoCheckResult]: Loop: 128#$Ultimate##0 ~n := #in~n;~m := #in~m; 131#L58 assume !(~n <= 1); 147#L61 assume !(2 == ~n); 148#L64 assume ~n > 2; 142#L65 assume !(~m <= 1); 125#L68 call #t~ret10 := multiple_of(~n, ~m);< 135#$Ultimate##0 ~n := #in~n;~m := #in~m; 154#L32 assume !(~m < 0); 157#L35 assume !(~n < 0); 155#L38 assume !(0 == ~m); 156#L41 assume 0 == ~n;#res := 1; 127#multiple_ofFINAL assume true; 158#multiple_ofEXIT >#124#return; 159#L68-1 assume !(0 == #t~ret10);havoc #t~ret10; 130#L71 call #t~ret11 := is_prime_(~n, ~m - 1);< 128#$Ultimate##0 [2024-11-19 14:59:50,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:50,767 INFO L85 PathProgramCache]: Analyzing trace with hash 2218665, now seen corresponding path program 2 times [2024-11-19 14:59:50,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:50,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754975984] [2024-11-19 14:59:50,768 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:59:50,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:50,777 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:59:50,778 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:59:50,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:50,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:50,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:50,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1912428317, now seen corresponding path program 1 times [2024-11-19 14:59:50,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:50,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904235564] [2024-11-19 14:59:50,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:50,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:50,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:59:50,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904235564] [2024-11-19 14:59:50,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904235564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:59:50,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:59:50,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:59:50,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606164350] [2024-11-19 14:59:50,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:59:50,880 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-19 14:59:50,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:59:50,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 14:59:50,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 14:59:50,881 INFO L87 Difference]: Start difference. First operand 39 states and 51 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 14:59:50,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:59:50,966 INFO L93 Difference]: Finished difference Result 45 states and 60 transitions. [2024-11-19 14:59:50,966 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 60 transitions. [2024-11-19 14:59:50,971 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-19 14:59:50,975 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 60 transitions. [2024-11-19 14:59:50,975 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2024-11-19 14:59:50,976 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2024-11-19 14:59:50,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 60 transitions. [2024-11-19 14:59:50,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:59:50,977 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 60 transitions. [2024-11-19 14:59:50,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 60 transitions. [2024-11-19 14:59:50,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 41. [2024-11-19 14:59:50,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 32 states have internal predecessors, (38), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2024-11-19 14:59:50,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2024-11-19 14:59:50,987 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-19 14:59:50,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 14:59:50,991 INFO L425 stractBuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-19 14:59:50,992 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-19 14:59:50,992 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2024-11-19 14:59:50,993 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-19 14:59:50,993 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:50,993 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:50,994 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-19 14:59:50,994 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:50,997 INFO L745 eck$LassoCheckResult]: Stem: 255#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 230#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 231#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 224#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 222#$Ultimate##0 [2024-11-19 14:59:50,998 INFO L747 eck$LassoCheckResult]: Loop: 222#$Ultimate##0 ~n := #in~n;~m := #in~m; 225#L58 assume !(~n <= 1); 243#L61 assume !(2 == ~n); 244#L64 assume ~n > 2; 236#L65 assume !(~m <= 1); 220#L68 call #t~ret10 := multiple_of(~n, ~m);< 229#$Ultimate##0 ~n := #in~n;~m := #in~m; 249#L32 assume !(~m < 0); 252#L35 assume !(~n < 0); 250#L38 assume !(0 == ~m); 251#L41 assume !(0 == ~n); 217#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 229#$Ultimate##0 ~n := #in~n;~m := #in~m; 249#L32 assume !(~m < 0); 252#L35 assume !(~n < 0); 250#L38 assume !(0 == ~m); 251#L41 assume 0 == ~n;#res := 1; 242#multiple_ofFINAL assume true; 253#multiple_ofEXIT >#114#return; 216#L44-1 #res := #t~ret8;havoc #t~ret8; 221#multiple_ofFINAL assume true; 256#multiple_ofEXIT >#124#return; 254#L68-1 assume !(0 == #t~ret10);havoc #t~ret10; 223#L71 call #t~ret11 := is_prime_(~n, ~m - 1);< 222#$Ultimate##0 [2024-11-19 14:59:50,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:51,000 INFO L85 PathProgramCache]: Analyzing trace with hash 2218665, now seen corresponding path program 3 times [2024-11-19 14:59:51,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:51,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729322865] [2024-11-19 14:59:51,001 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:59:51,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:51,012 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-19 14:59:51,013 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:59:51,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:51,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:51,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:51,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1879332525, now seen corresponding path program 1 times [2024-11-19 14:59:51,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:51,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510498067] [2024-11-19 14:59:51,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:51,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:51,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:51,063 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:51,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:51,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1583483899, now seen corresponding path program 1 times [2024-11-19 14:59:51,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:51,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675215678] [2024-11-19 14:59:51,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:51,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:51,324 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-19 14:59:51,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:59:51,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675215678] [2024-11-19 14:59:51,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675215678] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 14:59:51,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572119923] [2024-11-19 14:59:51,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:51,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 14:59:51,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:51,328 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 14:59:51,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 14:59:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:51,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-19 14:59:51,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:51,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-19 14:59:51,563 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 14:59:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-19 14:59:51,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572119923] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 14:59:51,874 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 14:59:51,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 11 [2024-11-19 14:59:51,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070380464] [2024-11-19 14:59:51,874 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 14:59:52,241 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:52,242 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:52,242 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:52,242 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:52,243 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:59:52,243 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,243 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:52,243 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:52,243 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration3_Loop [2024-11-19 14:59:52,243 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:52,243 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:52,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,265 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,337 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:52,338 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:59:52,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,367 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) [2024-11-19 14:59:52,368 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 [2024-11-19 14:59:52,369 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:52,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:52,386 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:52,387 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {is_prime__#t~ret11=0} Honda state: {is_prime__#t~ret11=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:52,403 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 [2024-11-19 14:59:52,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,405 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) [2024-11-19 14:59:52,406 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 [2024-11-19 14:59:52,407 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:52,407 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:52,419 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:52,420 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {is_prime__~m=0} Honda state: {is_prime__~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:52,436 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 [2024-11-19 14:59:52,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,439 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) [2024-11-19 14:59:52,440 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 [2024-11-19 14:59:52,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:52,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:52,458 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:52,458 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {is_prime__~n=0} Honda state: {is_prime__~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:52,474 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 [2024-11-19 14:59:52,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,477 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) [2024-11-19 14:59:52,479 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 [2024-11-19 14:59:52,481 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:52,481 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:52,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:52,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,514 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2024-11-19 14:59:52,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-19 14:59:52,517 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:59:52,517 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:52,701 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:59:52,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:52,707 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:52,707 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:52,707 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:52,707 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:52,707 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:59:52,707 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,707 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:52,708 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:52,708 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration3_Loop [2024-11-19 14:59:52,708 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:52,708 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:52,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:52,781 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:52,785 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:59:52,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,787 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2024-11-19 14:59:52,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-19 14:59:52,791 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 [2024-11-19 14:59:52,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:52,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:52,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:52,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:52,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:52,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:52,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:52,808 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:52,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-19 14:59:52,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,827 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2024-11-19 14:59:52,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-19 14:59:52,829 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 [2024-11-19 14:59:52,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:52,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:52,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:52,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:52,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:52,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:52,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:52,845 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:52,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-19 14:59:52,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,864 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2024-11-19 14:59:52,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-19 14:59:52,867 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 [2024-11-19 14:59:52,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:52,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:52,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:52,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:52,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:52,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:52,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:52,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:52,899 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-19 14:59:52,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,902 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2024-11-19 14:59:52,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-19 14:59:52,904 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 [2024-11-19 14:59:52,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:52,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:52,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:52,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:52,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:52,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:52,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:52,922 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:59:52,927 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:59:52,927 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-19 14:59:52,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:52,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:52,930 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2024-11-19 14:59:52,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-19 14:59:52,932 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:59:52,933 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:59:52,933 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:59:52,933 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(is_prime__#in~m) = 1*is_prime__#in~m Supporting invariants [] [2024-11-19 14:59:52,944 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:52,946 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:59:52,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:52,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:59:52,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:53,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-19 14:59:53,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:53,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-19 14:59:53,273 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2024-11-19 14:59:53,276 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 8 states have internal predecessors, (22), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-19 14:59:53,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-19 14:59:53,946 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 8 states have internal predecessors, (22), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 358 states and 527 transitions. Complement of second has 85 states. [2024-11-19 14:59:53,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 15 states 1 stem states 13 non-accepting loop states 1 accepting loop states [2024-11-19 14:59:53,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 8 states have internal predecessors, (22), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-19 14:59:53,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 84 transitions. [2024-11-19 14:59:53,952 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 84 transitions. Stem has 4 letters. Loop has 24 letters. [2024-11-19 14:59:53,953 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:53,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 84 transitions. Stem has 28 letters. Loop has 24 letters. [2024-11-19 14:59:53,954 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:53,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 84 transitions. Stem has 4 letters. Loop has 48 letters. [2024-11-19 14:59:53,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:53,955 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 358 states and 527 transitions. [2024-11-19 14:59:53,973 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 30 [2024-11-19 14:59:53,983 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 358 states to 282 states and 403 transitions. [2024-11-19 14:59:53,983 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 170 [2024-11-19 14:59:53,984 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 173 [2024-11-19 14:59:53,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 282 states and 403 transitions. [2024-11-19 14:59:53,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:59:53,984 INFO L218 hiAutomatonCegarLoop]: Abstraction has 282 states and 403 transitions. [2024-11-19 14:59:53,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states and 403 transitions. [2024-11-19 14:59:54,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 163. [2024-11-19 14:59:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 118 states have (on average 1.3135593220338984) internal successors, (155), 119 states have internal predecessors, (155), 28 states have call successors, (28), 13 states have call predecessors, (28), 17 states have return successors, (37), 30 states have call predecessors, (37), 23 states have call successors, (37) [2024-11-19 14:59:54,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 220 transitions. [2024-11-19 14:59:54,012 INFO L240 hiAutomatonCegarLoop]: Abstraction has 163 states and 220 transitions. [2024-11-19 14:59:54,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:59:54,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-19 14:59:54,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-19 14:59:54,012 INFO L87 Difference]: Start difference. First operand 163 states and 220 transitions. Second operand has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 10 states have internal predecessors, (37), 6 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-19 14:59:54,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:59:54,222 INFO L93 Difference]: Finished difference Result 185 states and 251 transitions. [2024-11-19 14:59:54,222 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 185 states and 251 transitions. [2024-11-19 14:59:54,229 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 29 [2024-11-19 14:59:54,232 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 185 states to 117 states and 160 transitions. [2024-11-19 14:59:54,232 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 117 [2024-11-19 14:59:54,232 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 117 [2024-11-19 14:59:54,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 117 states and 160 transitions. [2024-11-19 14:59:54,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:59:54,234 INFO L218 hiAutomatonCegarLoop]: Abstraction has 117 states and 160 transitions. [2024-11-19 14:59:54,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states and 160 transitions. [2024-11-19 14:59:54,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 93. [2024-11-19 14:59:54,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 71 states have internal predecessors, (93), 18 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (15), 13 states have call predecessors, (15), 13 states have call successors, (15) [2024-11-19 14:59:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 126 transitions. [2024-11-19 14:59:54,241 INFO L240 hiAutomatonCegarLoop]: Abstraction has 93 states and 126 transitions. [2024-11-19 14:59:54,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-19 14:59:54,246 INFO L425 stractBuchiCegarLoop]: Abstraction has 93 states and 126 transitions. [2024-11-19 14:59:54,246 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-19 14:59:54,246 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93 states and 126 transitions. [2024-11-19 14:59:54,247 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 29 [2024-11-19 14:59:54,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:54,248 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:54,248 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:54,248 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:59:54,248 INFO L745 eck$LassoCheckResult]: Stem: 1407#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 1369#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 1370#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 1397#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 1409#$Ultimate##0 ~n := #in~n;~m := #in~m; 1413#L58 assume !(~n <= 1); 1414#L61 assume !(2 == ~n); 1417#L64 assume ~n > 2; 1412#L65 assume !(~m <= 1); 1398#L68 call #t~ret10 := multiple_of(~n, ~m);< 1419#$Ultimate##0 ~n := #in~n;~m := #in~m; 1428#L32 assume ~m < 0; 1390#L33 [2024-11-19 14:59:54,248 INFO L747 eck$LassoCheckResult]: Loop: 1390#L33 call #t~ret6 := multiple_of(~n, -~m);< 1380#$Ultimate##0 ~n := #in~n;~m := #in~m; 1394#L32 assume ~m < 0; 1390#L33 [2024-11-19 14:59:54,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:54,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1581488555, now seen corresponding path program 1 times [2024-11-19 14:59:54,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:54,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599792791] [2024-11-19 14:59:54,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:54,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:54,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:59:54,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599792791] [2024-11-19 14:59:54,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599792791] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:59:54,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:59:54,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:59:54,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419410805] [2024-11-19 14:59:54,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:59:54,301 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:59:54,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:54,302 INFO L85 PathProgramCache]: Analyzing trace with hash 134543, now seen corresponding path program 1 times [2024-11-19 14:59:54,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:54,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843819981] [2024-11-19 14:59:54,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:54,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:54,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:54,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:54,310 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:54,380 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:54,380 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:54,380 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:54,380 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:54,380 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:59:54,380 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:54,380 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:54,380 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:54,381 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration4_Loop [2024-11-19 14:59:54,381 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:54,381 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:54,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:54,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:54,390 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:54,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:54,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:54,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:54,447 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:54,447 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:59:54,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:54,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:54,449 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2024-11-19 14:59:54,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-19 14:59:54,453 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:54,453 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:54,467 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:54,467 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_#t~ret6=0} Honda state: {multiple_of_#t~ret6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:54,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:54,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:54,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:54,484 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2024-11-19 14:59:54,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-19 14:59:54,487 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:54,487 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:54,527 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-19 14:59:54,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:54,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:54,530 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2024-11-19 14:59:54,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-19 14:59:54,532 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:59:54,532 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,067 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:59:55,073 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,073 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:55,073 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:55,073 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:55,073 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:55,073 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:59:55,073 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,073 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:55,073 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:55,073 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration4_Loop [2024-11-19 14:59:55,073 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:55,073 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:55,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,135 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:55,135 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:59:55,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,138 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2024-11-19 14:59:55,144 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 [2024-11-19 14:59:55,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-19 14:59:55,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:55,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:55,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:55,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:55,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:55,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:55,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:55,157 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:55,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,172 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2024-11-19 14:59:55,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-19 14:59:55,174 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 [2024-11-19 14:59:55,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:55,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:55,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:55,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:55,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:55,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:55,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:55,188 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:59:55,190 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-19 14:59:55,190 INFO L444 ModelExtractionUtils]: 2 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-19 14:59:55,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,208 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2024-11-19 14:59:55,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-19 14:59:55,210 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:59:55,210 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:59:55,210 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:59:55,210 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(multiple_of_~m) = 1*multiple_of_~m Supporting invariants [] [2024-11-19 14:59:55,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,221 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:59:55,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:55,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:59:55,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:55,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-19 14:59:55,287 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:55,308 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-19 14:59:55,308 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 93 states and 126 transitions. cyclomatic complexity: 36 Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:59:55,366 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 93 states and 126 transitions. cyclomatic complexity: 36. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 191 states and 253 transitions. Complement of second has 18 states. [2024-11-19 14:59:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-19 14:59:55,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:59:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 67 transitions. [2024-11-19 14:59:55,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 67 transitions. Stem has 12 letters. Loop has 3 letters. [2024-11-19 14:59:55,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:55,371 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 67 transitions. Stem has 15 letters. Loop has 3 letters. [2024-11-19 14:59:55,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:55,371 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 67 transitions. Stem has 12 letters. Loop has 6 letters. [2024-11-19 14:59:55,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:55,371 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 191 states and 253 transitions. [2024-11-19 14:59:55,378 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 42 [2024-11-19 14:59:55,380 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 191 states to 137 states and 182 transitions. [2024-11-19 14:59:55,380 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 113 [2024-11-19 14:59:55,380 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 114 [2024-11-19 14:59:55,383 INFO L73 IsDeterministic]: Start isDeterministic. Operand 137 states and 182 transitions. [2024-11-19 14:59:55,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:59:55,384 INFO L218 hiAutomatonCegarLoop]: Abstraction has 137 states and 182 transitions. [2024-11-19 14:59:55,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states and 182 transitions. [2024-11-19 14:59:55,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 108. [2024-11-19 14:59:55,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 77 states have (on average 1.3766233766233766) internal successors, (106), 84 states have internal predecessors, (106), 23 states have call successors, (25), 10 states have call predecessors, (25), 8 states have return successors, (15), 13 states have call predecessors, (15), 13 states have call successors, (15) [2024-11-19 14:59:55,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 146 transitions. [2024-11-19 14:59:55,393 INFO L240 hiAutomatonCegarLoop]: Abstraction has 108 states and 146 transitions. [2024-11-19 14:59:55,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:59:55,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 14:59:55,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 14:59:55,394 INFO L87 Difference]: Start difference. First operand 108 states and 146 transitions. Second operand has 5 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:59:55,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:59:55,426 INFO L93 Difference]: Finished difference Result 98 states and 128 transitions. [2024-11-19 14:59:55,426 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98 states and 128 transitions. [2024-11-19 14:59:55,427 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-19 14:59:55,429 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98 states to 98 states and 128 transitions. [2024-11-19 14:59:55,429 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 98 [2024-11-19 14:59:55,429 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 98 [2024-11-19 14:59:55,429 INFO L73 IsDeterministic]: Start isDeterministic. Operand 98 states and 128 transitions. [2024-11-19 14:59:55,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:59:55,430 INFO L218 hiAutomatonCegarLoop]: Abstraction has 98 states and 128 transitions. [2024-11-19 14:59:55,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states and 128 transitions. [2024-11-19 14:59:55,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 92. [2024-11-19 14:59:55,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 67 states have (on average 1.328358208955224) internal successors, (89), 70 states have internal predecessors, (89), 17 states have call successors, (17), 8 states have call predecessors, (17), 8 states have return successors, (15), 13 states have call predecessors, (15), 13 states have call successors, (15) [2024-11-19 14:59:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 121 transitions. [2024-11-19 14:59:55,436 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 121 transitions. [2024-11-19 14:59:55,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 14:59:55,440 INFO L425 stractBuchiCegarLoop]: Abstraction has 92 states and 121 transitions. [2024-11-19 14:59:55,440 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-19 14:59:55,440 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 121 transitions. [2024-11-19 14:59:55,441 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-19 14:59:55,441 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:55,441 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:55,442 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:55,442 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:59:55,443 INFO L745 eck$LassoCheckResult]: Stem: 1980#$Ultimate##0 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(9, 2);call #Ultimate.allocInit(12, 3); 1942#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 1943#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 1970#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 1981#$Ultimate##0 ~n := #in~n;~m := #in~m; 2001#L58 assume ~n <= 1;#res := 0; 1983#is_prime_FINAL assume true; 1982#is_prime_EXIT >#120#return; 1979#L53-1 is_prime_#res#1 := is_prime_#t~ret9#1;havoc is_prime_#t~ret9#1; 1938#is_prime_returnLabel#1 main_#t~ret13#1 := is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;havoc is_prime_#in~n#1;assume { :end_inline_is_prime } true;main_~result~0#1 := main_#t~ret13#1;havoc main_#t~ret13#1;havoc main_#t~nondet14#1;main_~f1~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 1939#L85 assume !(main_~f1~0#1 < 1 || main_~f1~0#1 > 46340);havoc main_#t~nondet15#1;main_~f2~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1; 1940#L91 assume !(main_~f2~0#1 < 1 || main_~f2~0#1 > 46340);main_#t~short17#1 := 1 == main_~result~0#1; 1944#L97 assume main_#t~short17#1; 1945#L97-1 call main_#t~ret16#1 := mult(main_~f1~0#1, main_~f2~0#1);< 1954#$Ultimate##0 [2024-11-19 14:59:55,443 INFO L747 eck$LassoCheckResult]: Loop: 1954#$Ultimate##0 ~n := #in~n;~m := #in~m; 1962#L18 assume ~m < 0; 1950#L19 call #t~ret4 := mult(~n, -~m);< 1954#$Ultimate##0 [2024-11-19 14:59:55,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:55,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1704575146, now seen corresponding path program 1 times [2024-11-19 14:59:55,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:55,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719179150] [2024-11-19 14:59:55,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:55,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:55,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:59:55,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719179150] [2024-11-19 14:59:55,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719179150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:59:55,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:59:55,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 14:59:55,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769721436] [2024-11-19 14:59:55,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:59:55,521 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:59:55,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:55,522 INFO L85 PathProgramCache]: Analyzing trace with hash 53807, now seen corresponding path program 1 times [2024-11-19 14:59:55,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:55,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694200682] [2024-11-19 14:59:55,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:55,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:55,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:55,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:55,577 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,598 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:55,598 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:55,598 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:55,598 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:55,598 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:59:55,598 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,598 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:55,598 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:55,598 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration5_Loop [2024-11-19 14:59:55,598 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:55,599 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:55,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,615 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,661 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:55,661 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:59:55,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,664 INFO L229 MonitoredProcess]: Starting monitored process 19 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) [2024-11-19 14:59:55,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-19 14:59:55,667 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:55,667 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,681 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:55,681 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret4=0} Honda state: {mult_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:55,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-19 14:59:55,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,698 INFO L229 MonitoredProcess]: Starting monitored process 20 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) [2024-11-19 14:59:55,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-19 14:59:55,701 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:55,701 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,717 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:55,717 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#res=0} Honda state: {mult_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:55,731 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,732 INFO L229 MonitoredProcess]: Starting monitored process 21 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) [2024-11-19 14:59:55,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-19 14:59:55,735 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:55,735 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,749 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:55,749 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~m=0} Honda state: {mult_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:55,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,761 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2024-11-19 14:59:55,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-19 14:59:55,763 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:55,763 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,774 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:55,774 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~n=0} Honda state: {mult_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:55,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,786 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2024-11-19 14:59:55,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-19 14:59:55,788 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:55,788 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,799 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:55,799 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret5=0} Honda state: {mult_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:55,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,811 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2024-11-19 14:59:55,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-19 14:59:55,813 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:55,813 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,824 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:55,824 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#in~n=0} Honda state: {mult_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:55,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,835 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2024-11-19 14:59:55,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-19 14:59:55,837 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:55,837 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-19 14:59:55,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,859 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2024-11-19 14:59:55,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-19 14:59:55,861 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:59:55,862 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:55,912 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:59:55,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:55,916 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:55,916 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:55,917 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:55,917 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:55,917 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:59:55,917 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,917 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:55,917 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:55,917 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration5_Loop [2024-11-19 14:59:55,917 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:55,917 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:55,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:55,964 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:55,964 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:59:55,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,965 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2024-11-19 14:59:55,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-19 14:59:55,967 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 [2024-11-19 14:59:55,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:55,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:55,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:55,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:55,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:55,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:55,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:55,979 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:55,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-19 14:59:55,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:55,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:55,991 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2024-11-19 14:59:55,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-19 14:59:55,993 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 [2024-11-19 14:59:56,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:56,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:56,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:56,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:56,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:56,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:56,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:56,005 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:56,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-19 14:59:56,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,016 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2024-11-19 14:59:56,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-19 14:59:56,018 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 [2024-11-19 14:59:56,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:56,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:56,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:56,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:56,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:56,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:56,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:56,029 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:56,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:56,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,041 INFO L229 MonitoredProcess]: Starting monitored process 30 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) [2024-11-19 14:59:56,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-19 14:59:56,042 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 [2024-11-19 14:59:56,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:56,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:56,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:56,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:56,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:56,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:56,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:56,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:56,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:56,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,070 INFO L229 MonitoredProcess]: Starting monitored process 31 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) [2024-11-19 14:59:56,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-19 14:59:56,072 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 [2024-11-19 14:59:56,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:56,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:56,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:56,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:56,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:56,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:56,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:56,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:56,096 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:56,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,098 INFO L229 MonitoredProcess]: Starting monitored process 32 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) [2024-11-19 14:59:56,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-19 14:59:56,099 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 [2024-11-19 14:59:56,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:56,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:56,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:56,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:56,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:56,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:56,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:56,111 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:56,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:56,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,122 INFO L229 MonitoredProcess]: Starting monitored process 33 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) [2024-11-19 14:59:56,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-19 14:59:56,123 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 [2024-11-19 14:59:56,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:56,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:56,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:56,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:56,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:56,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:56,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:56,136 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:59:56,137 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-19 14:59:56,138 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-19 14:59:56,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,139 INFO L229 MonitoredProcess]: Starting monitored process 34 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) [2024-11-19 14:59:56,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-19 14:59:56,142 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:59:56,143 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:59:56,143 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:59:56,143 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(mult_#in~m) = -1*mult_#in~m Supporting invariants [] [2024-11-19 14:59:56,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:56,154 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:59:56,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:56,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:59:56,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:56,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-19 14:59:56,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:56,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:56,292 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-19 14:59:56,293 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 92 states and 121 transitions. cyclomatic complexity: 32 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 14:59:56,383 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 92 states and 121 transitions. cyclomatic complexity: 32. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 114 states and 145 transitions. Complement of second has 14 states. [2024-11-19 14:59:56,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-19 14:59:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 14:59:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2024-11-19 14:59:56,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 14 letters. Loop has 3 letters. [2024-11-19 14:59:56,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:56,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 17 letters. Loop has 3 letters. [2024-11-19 14:59:56,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:56,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 14 letters. Loop has 6 letters. [2024-11-19 14:59:56,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:56,386 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 145 transitions. [2024-11-19 14:59:56,387 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-19 14:59:56,388 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 106 states and 137 transitions. [2024-11-19 14:59:56,388 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 99 [2024-11-19 14:59:56,389 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 101 [2024-11-19 14:59:56,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 137 transitions. [2024-11-19 14:59:56,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:59:56,389 INFO L218 hiAutomatonCegarLoop]: Abstraction has 106 states and 137 transitions. [2024-11-19 14:59:56,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 137 transitions. [2024-11-19 14:59:56,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 97. [2024-11-19 14:59:56,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 71 states have (on average 1.3380281690140845) internal successors, (95), 73 states have internal predecessors, (95), 18 states have call successors, (18), 10 states have call predecessors, (18), 8 states have return successors, (15), 13 states have call predecessors, (15), 13 states have call successors, (15) [2024-11-19 14:59:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 128 transitions. [2024-11-19 14:59:56,394 INFO L240 hiAutomatonCegarLoop]: Abstraction has 97 states and 128 transitions. [2024-11-19 14:59:56,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:59:56,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 14:59:56,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 14:59:56,395 INFO L87 Difference]: Start difference. First operand 97 states and 128 transitions. Second operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 14:59:56,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:59:56,418 INFO L93 Difference]: Finished difference Result 108 states and 139 transitions. [2024-11-19 14:59:56,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 108 states and 139 transitions. [2024-11-19 14:59:56,420 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-19 14:59:56,421 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 108 states to 101 states and 131 transitions. [2024-11-19 14:59:56,421 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 98 [2024-11-19 14:59:56,421 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 98 [2024-11-19 14:59:56,421 INFO L73 IsDeterministic]: Start isDeterministic. Operand 101 states and 131 transitions. [2024-11-19 14:59:56,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:59:56,422 INFO L218 hiAutomatonCegarLoop]: Abstraction has 101 states and 131 transitions. [2024-11-19 14:59:56,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states and 131 transitions. [2024-11-19 14:59:56,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 97. [2024-11-19 14:59:56,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 73 states have internal predecessors, (93), 18 states have call successors, (18), 10 states have call predecessors, (18), 8 states have return successors, (15), 13 states have call predecessors, (15), 13 states have call successors, (15) [2024-11-19 14:59:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 126 transitions. [2024-11-19 14:59:56,426 INFO L240 hiAutomatonCegarLoop]: Abstraction has 97 states and 126 transitions. [2024-11-19 14:59:56,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 14:59:56,427 INFO L425 stractBuchiCegarLoop]: Abstraction has 97 states and 126 transitions. [2024-11-19 14:59:56,428 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-19 14:59:56,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 97 states and 126 transitions. [2024-11-19 14:59:56,428 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-19 14:59:56,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:56,429 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:56,429 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:56,429 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-19 14:59:56,429 INFO L745 eck$LassoCheckResult]: Stem: 2485#$Ultimate##0 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(9, 2);call #Ultimate.allocInit(12, 3); 2443#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 2444#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 2475#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 2487#$Ultimate##0 ~n := #in~n;~m := #in~m; 2496#L58 assume !(~n <= 1); 2493#L61 assume !(2 == ~n); 2494#L64 assume ~n > 2; 2491#L65 assume !(~m <= 1); 2476#L68 call #t~ret10 := multiple_of(~n, ~m);< 2499#$Ultimate##0 ~n := #in~n;~m := #in~m; 2514#L32 assume !(~m < 0); 2511#L35 assume ~n < 0; 2462#L36 call #t~ret7 := multiple_of(-~n, ~m);< 2477#$Ultimate##0 [2024-11-19 14:59:56,430 INFO L747 eck$LassoCheckResult]: Loop: 2477#$Ultimate##0 ~n := #in~n;~m := #in~m; 2478#L32 assume !(~m < 0); 2479#L35 assume ~n < 0; 2461#L36 call #t~ret7 := multiple_of(-~n, ~m);< 2477#$Ultimate##0 [2024-11-19 14:59:56,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:56,430 INFO L85 PathProgramCache]: Analyzing trace with hash -607918156, now seen corresponding path program 1 times [2024-11-19 14:59:56,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:56,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199149036] [2024-11-19 14:59:56,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:56,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:56,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:56,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:59:56,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199149036] [2024-11-19 14:59:56,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199149036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:59:56,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:59:56,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 14:59:56,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652547462] [2024-11-19 14:59:56,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:59:56,509 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:59:56,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:56,509 INFO L85 PathProgramCache]: Analyzing trace with hash 929677, now seen corresponding path program 1 times [2024-11-19 14:59:56,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:56,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143490983] [2024-11-19 14:59:56,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:56,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:56,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:56,518 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:56,560 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:56,560 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:56,560 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:56,560 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:56,560 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:59:56,560 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,560 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:56,560 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:56,560 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration6_Loop [2024-11-19 14:59:56,560 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:56,561 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:56,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,617 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:56,618 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:59:56,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,619 INFO L229 MonitoredProcess]: Starting monitored process 35 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) [2024-11-19 14:59:56,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-19 14:59:56,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:56,624 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:56,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:56,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,654 INFO L229 MonitoredProcess]: Starting monitored process 36 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) [2024-11-19 14:59:56,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-19 14:59:56,658 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:59:56,658 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:56,713 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:59:56,717 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:56,718 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:56,718 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:56,718 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:56,718 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:56,718 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:59:56,718 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,718 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:56,718 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:56,718 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration6_Loop [2024-11-19 14:59:56,718 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:56,718 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:56,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,741 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:56,777 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:56,777 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:59:56,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,779 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2024-11-19 14:59:56,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-19 14:59:56,781 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 [2024-11-19 14:59:56,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:56,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:56,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:56,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:56,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:56,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:56,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:56,795 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:59:56,797 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-19 14:59:56,797 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-19 14:59:56,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:56,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:56,798 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2024-11-19 14:59:56,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-19 14:59:56,799 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:59:56,799 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:59:56,799 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:59:56,800 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(multiple_of_#in~n) = -1*multiple_of_#in~n Supporting invariants [] [2024-11-19 14:59:56,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:56,810 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:59:56,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:56,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 14:59:56,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:56,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-19 14:59:56,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:56,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:56,885 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-19 14:59:56,886 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 126 transitions. cyclomatic complexity: 33 Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:59:56,946 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 126 transitions. cyclomatic complexity: 33. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 200 states and 269 transitions. Complement of second has 17 states. [2024-11-19 14:59:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-19 14:59:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:59:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 56 transitions. [2024-11-19 14:59:56,950 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 14 letters. Loop has 4 letters. [2024-11-19 14:59:56,951 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:56,951 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 18 letters. Loop has 4 letters. [2024-11-19 14:59:56,951 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:56,951 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 14 letters. Loop has 8 letters. [2024-11-19 14:59:56,953 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:56,953 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 200 states and 269 transitions. [2024-11-19 14:59:56,957 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 48 [2024-11-19 14:59:56,959 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 200 states to 188 states and 257 transitions. [2024-11-19 14:59:56,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 173 [2024-11-19 14:59:56,961 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 175 [2024-11-19 14:59:56,961 INFO L73 IsDeterministic]: Start isDeterministic. Operand 188 states and 257 transitions. [2024-11-19 14:59:56,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:59:56,963 INFO L218 hiAutomatonCegarLoop]: Abstraction has 188 states and 257 transitions. [2024-11-19 14:59:56,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states and 257 transitions. [2024-11-19 14:59:56,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 163. [2024-11-19 14:59:56,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 119 states have (on average 1.3277310924369747) internal successors, (158), 125 states have internal predecessors, (158), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (37), 21 states have call predecessors, (37), 22 states have call successors, (37) [2024-11-19 14:59:56,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 223 transitions. [2024-11-19 14:59:56,978 INFO L240 hiAutomatonCegarLoop]: Abstraction has 163 states and 223 transitions. [2024-11-19 14:59:56,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:59:56,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 14:59:56,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-19 14:59:56,978 INFO L87 Difference]: Start difference. First operand 163 states and 223 transitions. Second operand has 7 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:59:57,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:59:57,068 INFO L93 Difference]: Finished difference Result 171 states and 230 transitions. [2024-11-19 14:59:57,068 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 171 states and 230 transitions. [2024-11-19 14:59:57,070 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-19 14:59:57,072 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 171 states to 171 states and 230 transitions. [2024-11-19 14:59:57,072 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 164 [2024-11-19 14:59:57,074 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 164 [2024-11-19 14:59:57,074 INFO L73 IsDeterministic]: Start isDeterministic. Operand 171 states and 230 transitions. [2024-11-19 14:59:57,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:59:57,075 INFO L218 hiAutomatonCegarLoop]: Abstraction has 171 states and 230 transitions. [2024-11-19 14:59:57,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states and 230 transitions. [2024-11-19 14:59:57,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 165. [2024-11-19 14:59:57,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 121 states have (on average 1.2975206611570247) internal successors, (157), 127 states have internal predecessors, (157), 26 states have call successors, (26), 16 states have call predecessors, (26), 18 states have return successors, (40), 21 states have call predecessors, (40), 22 states have call successors, (40) [2024-11-19 14:59:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 223 transitions. [2024-11-19 14:59:57,086 INFO L240 hiAutomatonCegarLoop]: Abstraction has 165 states and 223 transitions. [2024-11-19 14:59:57,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 14:59:57,103 INFO L425 stractBuchiCegarLoop]: Abstraction has 165 states and 223 transitions. [2024-11-19 14:59:57,103 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-19 14:59:57,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 165 states and 223 transitions. [2024-11-19 14:59:57,105 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-19 14:59:57,105 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:57,105 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:57,105 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:57,105 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:59:57,105 INFO L745 eck$LassoCheckResult]: Stem: 3227#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 3173#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 3174#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 3216#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 3229#$Ultimate##0 ~n := #in~n;~m := #in~m; 3267#L58 assume !(~n <= 1); 3264#L61 assume !(2 == ~n); 3265#L64 assume ~n > 2; 3262#L65 assume !(~m <= 1); 3208#L68 call #t~ret10 := multiple_of(~n, ~m);< 3207#$Ultimate##0 ~n := #in~n;~m := #in~m; 3209#L32 assume !(~m < 0); 3221#L35 assume !(~n < 0); 3228#L38 assume !(0 == ~m); 3308#L41 assume !(0 == ~n); 3197#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 3236#$Ultimate##0 [2024-11-19 14:59:57,106 INFO L747 eck$LassoCheckResult]: Loop: 3236#$Ultimate##0 ~n := #in~n;~m := #in~m; 3235#L32 assume !(~m < 0); 3232#L35 assume !(~n < 0); 3233#L38 assume !(0 == ~m); 3281#L41 assume !(0 == ~n); 3195#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 3236#$Ultimate##0 [2024-11-19 14:59:57,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:57,107 INFO L85 PathProgramCache]: Analyzing trace with hash -93796849, now seen corresponding path program 1 times [2024-11-19 14:59:57,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:57,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401273287] [2024-11-19 14:59:57,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:57,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:57,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:57,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:57,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:57,141 INFO L85 PathProgramCache]: Analyzing trace with hash 893418408, now seen corresponding path program 1 times [2024-11-19 14:59:57,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:57,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76640261] [2024-11-19 14:59:57,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:57,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:57,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:57,146 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:57,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:57,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1206649034, now seen corresponding path program 2 times [2024-11-19 14:59:57,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:57,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839757188] [2024-11-19 14:59:57,150 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:59:57,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:57,168 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 14:59:57,169 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:59:57,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:57,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-19 14:59:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:57,184 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:57,256 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:57,256 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:57,256 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:57,256 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:57,256 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:59:57,257 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,257 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:57,257 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:57,257 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration7_Loop [2024-11-19 14:59:57,257 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:57,257 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:57,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,265 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,337 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:57,337 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:59:57,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,340 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2024-11-19 14:59:57,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-19 14:59:57,342 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:57,342 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:57,357 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:57,358 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_#res=0} Honda state: {multiple_of_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:57,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,375 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2024-11-19 14:59:57,378 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:57,378 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:57,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-19 14:59:57,392 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:57,392 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_~n=0} Honda state: {multiple_of_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:57,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-19 14:59:57,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,410 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2024-11-19 14:59:57,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-19 14:59:57,413 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:57,413 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:57,426 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:57,426 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_~m=0} Honda state: {multiple_of_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:57,441 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,443 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2024-11-19 14:59:57,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-19 14:59:57,445 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:57,445 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:57,461 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:57,461 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_#t~ret8=0} Honda state: {multiple_of_#t~ret8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:57,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-19 14:59:57,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,478 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2024-11-19 14:59:57,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-19 14:59:57,480 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:57,480 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:57,494 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:57,494 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_#t~ret7=0} Honda state: {multiple_of_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:57,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,512 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2024-11-19 14:59:57,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-19 14:59:57,516 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:57,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:57,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,541 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2024-11-19 14:59:57,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-19 14:59:57,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:59:57,543 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:57,605 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:59:57,610 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-19 14:59:57,611 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:57,611 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:57,611 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:57,611 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:57,611 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:59:57,611 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,611 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:57,611 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:57,611 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration7_Loop [2024-11-19 14:59:57,611 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:57,611 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:57,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,618 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,620 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,631 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:57,691 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:57,691 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:59:57,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,693 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2024-11-19 14:59:57,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-19 14:59:57,695 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 [2024-11-19 14:59:57,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:57,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:57,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:57,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:57,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:57,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:57,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:57,714 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:57,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-19 14:59:57,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,730 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2024-11-19 14:59:57,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-19 14:59:57,732 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 [2024-11-19 14:59:57,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:57,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:57,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:57,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:57,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:57,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:57,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:57,747 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:57,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,763 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2024-11-19 14:59:57,765 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 [2024-11-19 14:59:57,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-19 14:59:57,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:57,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:57,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:57,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:57,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:57,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:57,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:57,781 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:57,796 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,797 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2024-11-19 14:59:57,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-19 14:59:57,801 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 [2024-11-19 14:59:57,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:57,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:57,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:57,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:57,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:57,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:57,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:57,815 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:57,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,831 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2024-11-19 14:59:57,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-19 14:59:57,834 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 [2024-11-19 14:59:57,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:57,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:57,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:57,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:57,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:57,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:57,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:57,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:57,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,858 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2024-11-19 14:59:57,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-19 14:59:57,860 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 [2024-11-19 14:59:57,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:57,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:57,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:57,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:57,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:57,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:57,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:57,876 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:59:57,878 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:59:57,878 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-19 14:59:57,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:57,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:57,880 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2024-11-19 14:59:57,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-19 14:59:57,881 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:59:57,881 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:59:57,881 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:59:57,881 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(multiple_of_#in~n) = 1*multiple_of_#in~n Supporting invariants [] [2024-11-19 14:59:57,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:57,892 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:59:57,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:57,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 14:59:57,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:57,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-19 14:59:57,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:58,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:58,042 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2024-11-19 14:59:58,042 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 165 states and 223 transitions. cyclomatic complexity: 65 Second operand has 7 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:59:58,165 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 165 states and 223 transitions. cyclomatic complexity: 65. Second operand has 7 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 218 states and 293 transitions. Complement of second has 29 states. [2024-11-19 14:59:58,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2024-11-19 14:59:58,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:59:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 43 transitions. [2024-11-19 14:59:58,166 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 43 transitions. Stem has 16 letters. Loop has 6 letters. [2024-11-19 14:59:58,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:58,167 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 43 transitions. Stem has 22 letters. Loop has 6 letters. [2024-11-19 14:59:58,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:58,167 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 43 transitions. Stem has 16 letters. Loop has 12 letters. [2024-11-19 14:59:58,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:58,167 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 218 states and 293 transitions. [2024-11-19 14:59:58,170 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 48 [2024-11-19 14:59:58,172 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 218 states to 206 states and 279 transitions. [2024-11-19 14:59:58,172 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 183 [2024-11-19 14:59:58,172 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 185 [2024-11-19 14:59:58,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 206 states and 279 transitions. [2024-11-19 14:59:58,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:59:58,173 INFO L218 hiAutomatonCegarLoop]: Abstraction has 206 states and 279 transitions. [2024-11-19 14:59:58,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states and 279 transitions. [2024-11-19 14:59:58,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 181. [2024-11-19 14:59:58,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 134 states have (on average 1.291044776119403) internal successors, (173), 141 states have internal predecessors, (173), 28 states have call successors, (28), 18 states have call predecessors, (28), 19 states have return successors, (44), 21 states have call predecessors, (44), 23 states have call successors, (44) [2024-11-19 14:59:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 245 transitions. [2024-11-19 14:59:58,179 INFO L240 hiAutomatonCegarLoop]: Abstraction has 181 states and 245 transitions. [2024-11-19 14:59:58,179 INFO L425 stractBuchiCegarLoop]: Abstraction has 181 states and 245 transitions. [2024-11-19 14:59:58,180 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-19 14:59:58,180 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 181 states and 245 transitions. [2024-11-19 14:59:58,181 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-19 14:59:58,181 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:58,181 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:58,182 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:58,182 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:59:58,182 INFO L745 eck$LassoCheckResult]: Stem: 3743#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 3682#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 3683#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 3726#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 3745#$Ultimate##0 ~n := #in~n;~m := #in~m; 3763#L58 assume !(~n <= 1); 3762#L61 assume 2 == ~n;#res := 1; 3760#is_prime_FINAL assume true; 3764#is_prime_EXIT >#120#return; 3741#L53-1 is_prime_#res#1 := is_prime_#t~ret9#1;havoc is_prime_#t~ret9#1; 3678#is_prime_returnLabel#1 main_#t~ret13#1 := is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;havoc is_prime_#in~n#1;assume { :end_inline_is_prime } true;main_~result~0#1 := main_#t~ret13#1;havoc main_#t~ret13#1;havoc main_#t~nondet14#1;main_~f1~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 3679#L85 assume !(main_~f1~0#1 < 1 || main_~f1~0#1 > 46340);havoc main_#t~nondet15#1;main_~f2~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1; 3680#L91 assume !(main_~f2~0#1 < 1 || main_~f2~0#1 > 46340);main_#t~short17#1 := 1 == main_~result~0#1; 3684#L97 assume main_#t~short17#1; 3685#L97-1 call main_#t~ret16#1 := mult(main_~f1~0#1, main_~f2~0#1);< 3711#$Ultimate##0 ~n := #in~n;~m := #in~m; 3712#L18 assume !(~m < 0); 3713#L21 [2024-11-19 14:59:58,182 INFO L747 eck$LassoCheckResult]: Loop: 3713#L21 assume !(0 == ~m); 3691#L24 assume !(1 == ~m); 3693#L27 call #t~ret5 := mult(~n, ~m - 1);< 3700#$Ultimate##0 ~n := #in~n;~m := #in~m; 3718#L18 assume !(~m < 0); 3713#L21 [2024-11-19 14:59:58,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:58,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1729864318, now seen corresponding path program 1 times [2024-11-19 14:59:58,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:58,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902634178] [2024-11-19 14:59:58,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:58,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:58,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:58,203 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:58,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:58,206 INFO L85 PathProgramCache]: Analyzing trace with hash 61274134, now seen corresponding path program 1 times [2024-11-19 14:59:58,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:58,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118874647] [2024-11-19 14:59:58,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:58,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:58,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:58,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:58,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:58,216 INFO L85 PathProgramCache]: Analyzing trace with hash 466508729, now seen corresponding path program 1 times [2024-11-19 14:59:58,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:58,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882719946] [2024-11-19 14:59:58,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:58,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:58,228 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:58,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:58,320 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:58,320 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:58,320 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:58,320 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:58,320 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:59:58,320 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:58,320 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:58,320 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:58,320 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration8_Loop [2024-11-19 14:59:58,320 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:58,321 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:58,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,391 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:58,391 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:59:58,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:58,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:58,394 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2024-11-19 14:59:58,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-19 14:59:58,395 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:58,396 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:58,411 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:58,412 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#res=0} Honda state: {mult_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:58,426 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:58,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:58,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:58,428 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2024-11-19 14:59:58,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-19 14:59:58,430 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:58,430 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:58,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:58,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:58,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:58,462 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2024-11-19 14:59:58,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-19 14:59:58,463 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:59:58,463 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:58,795 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:59:58,800 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-19 14:59:58,800 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:58,800 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:58,800 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:58,800 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:58,800 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:59:58,800 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:58,800 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:58,800 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:58,800 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration8_Loop [2024-11-19 14:59:58,800 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:58,800 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:58,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:58,861 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:58,861 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:59:58,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:58,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:58,862 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2024-11-19 14:59:58,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-19 14:59:58,864 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 [2024-11-19 14:59:58,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:58,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:58,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:58,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:58,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:58,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:58,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:58,875 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:59:58,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-19 14:59:58,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:58,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:58,886 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2024-11-19 14:59:58,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-19 14:59:58,888 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 [2024-11-19 14:59:58,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:59:58,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:59:58,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:59:58,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:59:58,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:59:58,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:59:58,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:59:58,901 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:59:58,904 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:59:58,904 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-19 14:59:58,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:58,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:58,905 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2024-11-19 14:59:58,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-19 14:59:58,906 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:59:58,906 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:59:58,906 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:59:58,906 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(mult_~m) = 1*mult_~m Supporting invariants [] [2024-11-19 14:59:58,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:58,917 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:59:58,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:58,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 14:59:58,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:59,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-19 14:59:59,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:59,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-19 14:59:59,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:59:59,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:59,058 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-19 14:59:59,058 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 181 states and 245 transitions. cyclomatic complexity: 72 Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 14:59:59,139 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 181 states and 245 transitions. cyclomatic complexity: 72. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 205 states and 272 transitions. Complement of second has 17 states. [2024-11-19 14:59:59,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-19 14:59:59,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 14:59:59,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 52 transitions. [2024-11-19 14:59:59,142 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 52 transitions. Stem has 17 letters. Loop has 5 letters. [2024-11-19 14:59:59,142 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:59,142 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 52 transitions. Stem has 22 letters. Loop has 5 letters. [2024-11-19 14:59:59,143 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:59,143 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 52 transitions. Stem has 17 letters. Loop has 10 letters. [2024-11-19 14:59:59,143 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:59:59,143 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 205 states and 272 transitions. [2024-11-19 14:59:59,145 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-19 14:59:59,148 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 205 states to 204 states and 271 transitions. [2024-11-19 14:59:59,149 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 177 [2024-11-19 14:59:59,149 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 180 [2024-11-19 14:59:59,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 204 states and 271 transitions. [2024-11-19 14:59:59,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:59:59,149 INFO L218 hiAutomatonCegarLoop]: Abstraction has 204 states and 271 transitions. [2024-11-19 14:59:59,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states and 271 transitions. [2024-11-19 14:59:59,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 191. [2024-11-19 14:59:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 142 states have (on average 1.2887323943661972) internal successors, (183), 149 states have internal predecessors, (183), 30 states have call successors, (30), 20 states have call predecessors, (30), 19 states have return successors, (44), 21 states have call predecessors, (44), 23 states have call successors, (44) [2024-11-19 14:59:59,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 257 transitions. [2024-11-19 14:59:59,157 INFO L240 hiAutomatonCegarLoop]: Abstraction has 191 states and 257 transitions. [2024-11-19 14:59:59,157 INFO L425 stractBuchiCegarLoop]: Abstraction has 191 states and 257 transitions. [2024-11-19 14:59:59,157 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-19 14:59:59,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 191 states and 257 transitions. [2024-11-19 14:59:59,160 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-19 14:59:59,160 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:59:59,160 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:59:59,161 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:59:59,161 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-19 14:59:59,161 INFO L745 eck$LassoCheckResult]: Stem: 4237#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 4173#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 4174#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 4221#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 4238#$Ultimate##0 ~n := #in~n;~m := #in~m; 4251#L58 assume !(~n <= 1); 4246#L61 assume 2 == ~n;#res := 1; 4242#is_prime_FINAL assume true; 4241#is_prime_EXIT >#120#return; 4236#L53-1 is_prime_#res#1 := is_prime_#t~ret9#1;havoc is_prime_#t~ret9#1; 4169#is_prime_returnLabel#1 main_#t~ret13#1 := is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;havoc is_prime_#in~n#1;assume { :end_inline_is_prime } true;main_~result~0#1 := main_#t~ret13#1;havoc main_#t~ret13#1;havoc main_#t~nondet14#1;main_~f1~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 4170#L85 assume !(main_~f1~0#1 < 1 || main_~f1~0#1 > 46340);havoc main_#t~nondet15#1;main_~f2~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1; 4171#L91 assume !(main_~f2~0#1 < 1 || main_~f2~0#1 > 46340);main_#t~short17#1 := 1 == main_~result~0#1; 4175#L97 assume main_#t~short17#1; 4176#L97-1 call main_#t~ret16#1 := mult(main_~f1~0#1, main_~f2~0#1);< 4204#$Ultimate##0 ~n := #in~n;~m := #in~m; 4205#L18 assume !(~m < 0); 4206#L21 assume !(0 == ~m); 4181#L24 assume !(1 == ~m); 4183#L27 call #t~ret5 := mult(~n, ~m - 1);< 4347#$Ultimate##0 ~n := #in~n;~m := #in~m; 4293#L18 assume ~m < 0; 4191#L19 [2024-11-19 14:59:59,161 INFO L747 eck$LassoCheckResult]: Loop: 4191#L19 call #t~ret4 := mult(~n, -~m);< 4192#$Ultimate##0 ~n := #in~n;~m := #in~m; 4211#L18 assume ~m < 0; 4191#L19 [2024-11-19 14:59:59,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:59,162 INFO L85 PathProgramCache]: Analyzing trace with hash 466508726, now seen corresponding path program 1 times [2024-11-19 14:59:59,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:59,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203070264] [2024-11-19 14:59:59,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:59:59,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:59:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:59:59,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:59:59,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203070264] [2024-11-19 14:59:59,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203070264] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:59:59,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:59:59,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:59:59,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177432151] [2024-11-19 14:59:59,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:59:59,224 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:59:59,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:59:59,224 INFO L85 PathProgramCache]: Analyzing trace with hash 141077, now seen corresponding path program 2 times [2024-11-19 14:59:59,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:59:59,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635851760] [2024-11-19 14:59:59,225 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:59:59,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:59:59,227 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:59:59,227 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:59:59,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:59:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:59:59,229 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:59:59,296 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:59:59,296 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:59:59,296 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:59:59,296 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:59:59,296 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:59:59,296 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:59,296 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:59:59,296 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:59:59,297 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration9_Loop [2024-11-19 14:59:59,297 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:59:59,297 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:59:59,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:59,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:59,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:59,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:59,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:59:59,353 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:59:59,353 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:59:59,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:59,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:59,355 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2024-11-19 14:59:59,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-19 14:59:59,358 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:59,358 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:59,372 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:59,372 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret5=0} Honda state: {mult_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:59,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-19 14:59:59,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:59,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:59,388 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2024-11-19 14:59:59,390 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:59,390 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:59,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-19 14:59:59,415 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:59,415 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~n=-6, mult_#in~n=-6} Honda state: {mult_~n=-6, mult_#in~n=-6} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:59,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-11-19 14:59:59,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:59,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:59,431 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2024-11-19 14:59:59,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-19 14:59:59,433 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:59,433 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:59,449 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-19 14:59:59,450 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret4=0} Honda state: {mult_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-19 14:59:59,464 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-19 14:59:59,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:59,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:59,466 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2024-11-19 14:59:59,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-19 14:59:59,468 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:59:59,468 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:59:59,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-19 14:59:59,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:59:59,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:59:59,511 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2024-11-19 14:59:59,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-19 14:59:59,513 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:59:59,513 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 15:00:00,100 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 15:00:00,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-19 15:00:00,105 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 15:00:00,105 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 15:00:00,105 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 15:00:00,105 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 15:00:00,105 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 15:00:00,105 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 15:00:00,105 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 15:00:00,105 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 15:00:00,105 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration9_Loop [2024-11-19 15:00:00,105 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 15:00:00,105 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 15:00:00,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 15:00:00,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 15:00:00,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 15:00:00,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 15:00:00,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 15:00:00,160 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 15:00:00,160 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 15:00:00,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 15:00:00,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 15:00:00,162 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2024-11-19 15:00:00,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-19 15:00:00,165 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 [2024-11-19 15:00:00,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 15:00:00,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 15:00:00,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 15:00:00,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 15:00:00,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 15:00:00,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 15:00:00,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 15:00:00,181 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 15:00:00,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-19 15:00:00,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 15:00:00,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 15:00:00,198 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2024-11-19 15:00:00,200 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 [2024-11-19 15:00:00,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-19 15:00:00,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 15:00:00,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 15:00:00,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 15:00:00,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 15:00:00,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 15:00:00,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 15:00:00,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 15:00:00,217 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 15:00:00,231 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-11-19 15:00:00,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 15:00:00,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 15:00:00,233 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2024-11-19 15:00:00,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-19 15:00:00,235 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 [2024-11-19 15:00:00,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 15:00:00,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 15:00:00,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 15:00:00,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 15:00:00,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 15:00:00,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 15:00:00,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 15:00:00,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 15:00:00,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-19 15:00:00,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 15:00:00,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 15:00:00,259 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2024-11-19 15:00:00,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-19 15:00:00,260 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 [2024-11-19 15:00:00,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 15:00:00,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 15:00:00,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 15:00:00,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 15:00:00,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 15:00:00,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 15:00:00,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 15:00:00,274 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 15:00:00,276 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-19 15:00:00,276 INFO L444 ModelExtractionUtils]: 2 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-19 15:00:00,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 15:00:00,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 15:00:00,278 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2024-11-19 15:00:00,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-19 15:00:00,280 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 15:00:00,280 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 15:00:00,281 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 15:00:00,281 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(mult_~m) = 1*mult_~m Supporting invariants [] [2024-11-19 15:00:00,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-19 15:00:00,296 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 15:00:00,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 15:00:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 15:00:00,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 15:00:00,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 15:00:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 15:00:00,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-19 15:00:00,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 15:00:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 15:00:00,429 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-19 15:00:00,429 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 191 states and 257 transitions. cyclomatic complexity: 75 Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 15:00:00,505 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 191 states and 257 transitions. cyclomatic complexity: 75. Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 232 states and 303 transitions. Complement of second has 11 states. [2024-11-19 15:00:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-19 15:00:00,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 15:00:00,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 54 transitions. [2024-11-19 15:00:00,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 22 letters. Loop has 3 letters. [2024-11-19 15:00:00,507 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 15:00:00,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 25 letters. Loop has 3 letters. [2024-11-19 15:00:00,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 15:00:00,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 22 letters. Loop has 6 letters. [2024-11-19 15:00:00,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 15:00:00,509 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 232 states and 303 transitions. [2024-11-19 15:00:00,513 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-19 15:00:00,515 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 232 states to 222 states and 293 transitions. [2024-11-19 15:00:00,515 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 188 [2024-11-19 15:00:00,516 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 190 [2024-11-19 15:00:00,516 INFO L73 IsDeterministic]: Start isDeterministic. Operand 222 states and 293 transitions. [2024-11-19 15:00:00,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 15:00:00,516 INFO L218 hiAutomatonCegarLoop]: Abstraction has 222 states and 293 transitions. [2024-11-19 15:00:00,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states and 293 transitions. [2024-11-19 15:00:00,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 209. [2024-11-19 15:00:00,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 156 states have (on average 1.2692307692307692) internal successors, (198), 162 states have internal predecessors, (198), 34 states have call successors, (37), 25 states have call predecessors, (37), 19 states have return successors, (44), 21 states have call predecessors, (44), 23 states have call successors, (44) [2024-11-19 15:00:00,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 279 transitions. [2024-11-19 15:00:00,523 INFO L240 hiAutomatonCegarLoop]: Abstraction has 209 states and 279 transitions. [2024-11-19 15:00:00,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 15:00:00,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 15:00:00,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-19 15:00:00,524 INFO L87 Difference]: Start difference. First operand 209 states and 279 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 15:00:00,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 15:00:00,551 INFO L93 Difference]: Finished difference Result 205 states and 270 transitions. [2024-11-19 15:00:00,551 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 205 states and 270 transitions. [2024-11-19 15:00:00,553 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 36 [2024-11-19 15:00:00,555 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 205 states to 145 states and 177 transitions. [2024-11-19 15:00:00,555 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 135 [2024-11-19 15:00:00,555 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 135 [2024-11-19 15:00:00,555 INFO L73 IsDeterministic]: Start isDeterministic. Operand 145 states and 177 transitions. [2024-11-19 15:00:00,555 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 15:00:00,555 INFO L218 hiAutomatonCegarLoop]: Abstraction has 145 states and 177 transitions. [2024-11-19 15:00:00,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states and 177 transitions. [2024-11-19 15:00:00,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 125. [2024-11-19 15:00:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 95 states have (on average 1.1368421052631579) internal successors, (108), 100 states have internal predecessors, (108), 18 states have call successors, (18), 13 states have call predecessors, (18), 12 states have return successors, (28), 11 states have call predecessors, (28), 14 states have call successors, (28) [2024-11-19 15:00:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 154 transitions. [2024-11-19 15:00:00,559 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 154 transitions. [2024-11-19 15:00:00,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 15:00:00,563 INFO L425 stractBuchiCegarLoop]: Abstraction has 125 states and 154 transitions. [2024-11-19 15:00:00,563 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-19 15:00:00,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 154 transitions. [2024-11-19 15:00:00,564 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 36 [2024-11-19 15:00:00,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 15:00:00,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 15:00:00,565 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 15:00:00,565 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1] [2024-11-19 15:00:00,565 INFO L745 eck$LassoCheckResult]: Stem: 5145#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 5135#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 5125#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 5113#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 5151#$Ultimate##0 ~n := #in~n;~m := #in~m; 5170#L58 assume !(~n <= 1); 5169#L61 assume !(2 == ~n); 5168#L64 assume ~n > 2; 5167#L65 assume !(~m <= 1); 5139#L68 call #t~ret10 := multiple_of(~n, ~m);< 5166#$Ultimate##0 ~n := #in~n;~m := #in~m; 5165#L32 assume !(~m < 0); 5164#L35 assume !(~n < 0); 5163#L38 assume !(0 == ~m); 5162#L41 assume !(0 == ~n); 5123#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5160#$Ultimate##0 ~n := #in~n;~m := #in~m; 5161#L32 assume !(~m < 0); 5181#L35 assume ~n < 0; 5133#L36 call #t~ret7 := multiple_of(-~n, ~m);< 5157#$Ultimate##0 ~n := #in~n;~m := #in~m; 5158#L32 assume !(~m < 0); 5196#L35 assume !(~n < 0); 5194#L38 assume !(0 == ~m); 5192#L41 assume !(0 == ~n); 5128#L44 [2024-11-19 15:00:00,565 INFO L747 eck$LassoCheckResult]: Loop: 5128#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5195#$Ultimate##0 ~n := #in~n;~m := #in~m; 5193#L32 assume !(~m < 0); 5190#L35 assume ~n < 0; 5126#L36 call #t~ret7 := multiple_of(-~n, ~m);< 5130#$Ultimate##0 ~n := #in~n;~m := #in~m; 5176#L32 assume !(~m < 0); 5171#L35 assume !(~n < 0); 5173#L38 assume !(0 == ~m); 5185#L41 assume !(0 == ~n); 5128#L44 [2024-11-19 15:00:00,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 15:00:00,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1630507919, now seen corresponding path program 1 times [2024-11-19 15:00:00,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 15:00:00,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465644745] [2024-11-19 15:00:00,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 15:00:00,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 15:00:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 15:00:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 15:00:00,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 15:00:00,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465644745] [2024-11-19 15:00:00,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465644745] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 15:00:00,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240932477] [2024-11-19 15:00:00,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 15:00:00,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 15:00:00,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 15:00:00,681 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 15:00:00,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2024-11-19 15:00:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 15:00:00,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-19 15:00:00,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 15:00:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 15:00:00,764 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 15:00:00,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-19 15:00:00,881 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 15:00:00,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240932477] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 15:00:00,882 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 15:00:00,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2024-11-19 15:00:00,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092762137] [2024-11-19 15:00:00,882 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 15:00:00,882 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 15:00:00,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 15:00:00,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1914411566, now seen corresponding path program 1 times [2024-11-19 15:00:00,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 15:00:00,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411487818] [2024-11-19 15:00:00,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 15:00:00,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 15:00:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 15:00:00,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 15:00:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 15:00:00,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 15:00:01,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 15:00:01,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-19 15:00:01,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-19 15:00:01,088 INFO L87 Difference]: Start difference. First operand 125 states and 154 transitions. cyclomatic complexity: 35 Second operand has 14 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 8 states have internal predecessors, (34), 6 states have call successors, (7), 7 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 15:00:01,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 15:00:01,218 INFO L93 Difference]: Finished difference Result 149 states and 188 transitions. [2024-11-19 15:00:01,218 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 149 states and 188 transitions. [2024-11-19 15:00:01,220 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 36 [2024-11-19 15:00:01,221 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 149 states to 147 states and 186 transitions. [2024-11-19 15:00:01,221 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 132 [2024-11-19 15:00:01,221 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 132 [2024-11-19 15:00:01,221 INFO L73 IsDeterministic]: Start isDeterministic. Operand 147 states and 186 transitions. [2024-11-19 15:00:01,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 15:00:01,222 INFO L218 hiAutomatonCegarLoop]: Abstraction has 147 states and 186 transitions. [2024-11-19 15:00:01,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states and 186 transitions. [2024-11-19 15:00:01,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 143. [2024-11-19 15:00:01,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 110 states have (on average 1.1090909090909091) internal successors, (122), 114 states have internal predecessors, (122), 20 states have call successors, (20), 15 states have call predecessors, (20), 13 states have return successors, (31), 13 states have call predecessors, (31), 17 states have call successors, (31) [2024-11-19 15:00:01,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 173 transitions. [2024-11-19 15:00:01,226 INFO L240 hiAutomatonCegarLoop]: Abstraction has 143 states and 173 transitions. [2024-11-19 15:00:01,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-19 15:00:01,228 INFO L425 stractBuchiCegarLoop]: Abstraction has 143 states and 173 transitions. [2024-11-19 15:00:01,228 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-19 15:00:01,228 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 143 states and 173 transitions. [2024-11-19 15:00:01,229 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 36 [2024-11-19 15:00:01,229 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 15:00:01,229 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 15:00:01,230 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 15:00:01,230 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1] [2024-11-19 15:00:01,230 INFO L745 eck$LassoCheckResult]: Stem: 5598#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 5581#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 5576#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 5559#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 5602#$Ultimate##0 ~n := #in~n;~m := #in~m; 5626#L58 assume !(~n <= 1); 5625#L61 assume !(2 == ~n); 5624#L64 assume ~n > 2; 5623#L65 assume !(~m <= 1); 5617#L68 call #t~ret10 := multiple_of(~n, ~m);< 5622#$Ultimate##0 ~n := #in~n;~m := #in~m; 5621#L32 assume !(~m < 0); 5620#L35 assume !(~n < 0); 5619#L38 assume !(0 == ~m); 5618#L41 assume !(0 == ~n); 5574#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5616#$Ultimate##0 ~n := #in~n;~m := #in~m; 5584#L32 assume !(~m < 0); 5585#L35 assume !(~n < 0); 5573#L38 assume !(0 == ~m); 5575#L41 assume !(0 == ~n); 5564#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5563#$Ultimate##0 ~n := #in~n;~m := #in~m; 5567#L32 assume !(~m < 0); 5611#L35 assume ~n < 0; 5554#L36 call #t~ret7 := multiple_of(-~n, ~m);< 5610#$Ultimate##0 ~n := #in~n;~m := #in~m; 5582#L32 assume !(~m < 0); 5583#L35 assume !(~n < 0); 5601#L38 assume !(0 == ~m); 5686#L41 assume !(0 == ~n); 5571#L44 [2024-11-19 15:00:01,230 INFO L747 eck$LassoCheckResult]: Loop: 5571#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5631#$Ultimate##0 ~n := #in~n;~m := #in~m; 5628#L32 assume !(~m < 0); 5627#L35 assume ~n < 0; 5552#L36 call #t~ret7 := multiple_of(-~n, ~m);< 5577#$Ultimate##0 ~n := #in~n;~m := #in~m; 5692#L32 assume !(~m < 0); 5691#L35 assume !(~n < 0); 5690#L38 assume !(0 == ~m); 5599#L41 assume !(0 == ~n); 5571#L44 [2024-11-19 15:00:01,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 15:00:01,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1699001928, now seen corresponding path program 2 times [2024-11-19 15:00:01,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 15:00:01,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395936106] [2024-11-19 15:00:01,231 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 15:00:01,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 15:00:01,239 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 15:00:01,239 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 15:00:01,240 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 15:00:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 15:00:01,247 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 15:00:01,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 15:00:01,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1914411566, now seen corresponding path program 2 times [2024-11-19 15:00:01,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 15:00:01,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723064565] [2024-11-19 15:00:01,248 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 15:00:01,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 15:00:01,251 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-19 15:00:01,252 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 15:00:01,252 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 15:00:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 15:00:01,254 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 15:00:01,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 15:00:01,255 INFO L85 PathProgramCache]: Analyzing trace with hash -186489931, now seen corresponding path program 3 times [2024-11-19 15:00:01,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 15:00:01,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479008795] [2024-11-19 15:00:01,255 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 15:00:01,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 15:00:01,271 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-19 15:00:01,271 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 15:00:01,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 15:00:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 15:00:01,283 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 15:00:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 15:00:02,273 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 15:00:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 15:00:02,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 03:00:02 BoogieIcfgContainer [2024-11-19 15:00:02,332 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 15:00:02,333 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 15:00:02,333 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 15:00:02,333 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 15:00:02,333 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:50" (3/4) ... [2024-11-19 15:00:02,335 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-19 15:00:02,382 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 15:00:02,383 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 15:00:02,383 INFO L158 Benchmark]: Toolchain (without parser) took 13157.84ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 110.1MB in the beginning and 125.0MB in the end (delta: -15.0MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-19 15:00:02,383 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 15:00:02,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.19ms. Allocated memory is still 161.5MB. Free memory was 110.1MB in the beginning and 96.9MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-19 15:00:02,384 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.56ms. Allocated memory is still 161.5MB. Free memory was 96.9MB in the beginning and 95.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 15:00:02,384 INFO L158 Benchmark]: Boogie Preprocessor took 39.65ms. Allocated memory is still 161.5MB. Free memory was 95.7MB in the beginning and 93.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 15:00:02,384 INFO L158 Benchmark]: RCFGBuilder took 401.33ms. Allocated memory is still 161.5MB. Free memory was 93.6MB in the beginning and 124.4MB in the end (delta: -30.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-19 15:00:02,384 INFO L158 Benchmark]: BuchiAutomizer took 12308.20ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 124.4MB in the beginning and 128.2MB in the end (delta: -3.8MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2024-11-19 15:00:02,385 INFO L158 Benchmark]: Witness Printer took 49.99ms. Allocated memory is still 195.0MB. Free memory was 128.2MB in the beginning and 125.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 15:00:02,386 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.19ms. Allocated memory is still 161.5MB. Free memory was 110.1MB in the beginning and 96.9MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.56ms. Allocated memory is still 161.5MB. Free memory was 96.9MB in the beginning and 95.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.65ms. Allocated memory is still 161.5MB. Free memory was 95.7MB in the beginning and 93.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 401.33ms. Allocated memory is still 161.5MB. Free memory was 93.6MB in the beginning and 124.4MB in the end (delta: -30.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 12308.20ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 124.4MB in the beginning and 128.2MB in the end (delta: -3.8MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * Witness Printer took 49.99ms. Allocated memory is still 195.0MB. Free memory was 128.2MB in the beginning and 125.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. 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 15 terminating modules (8 trivial, 7 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function \old(m) and consists of 15 locations. One deterministic module has affine ranking function m and consists of 5 locations. One deterministic module has affine ranking function ((long long) -1 * \old(m)) and consists of 5 locations. One deterministic module has affine ranking function ((long long) -1 * \old(n)) and consists of 5 locations. One deterministic module has affine ranking function \old(n) and consists of 8 locations. One deterministic module has affine ranking function m and consists of 6 locations. One deterministic module has affine ranking function m and consists of 5 locations. 8 modules have a trivial ranking function, the largest among these consists of 14 locations. The remainder module has 143 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.2s and 11 iterations. TraceHistogramMax:4. Analysis of lassos took 8.7s. Construction of modules took 0.9s. Büchi inclusion checks took 2.2s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 11. Automata minimization 0.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 303 StatesRemovedByMinimization, 15 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [7, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/7 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 642 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 618 mSDsluCounter, 2026 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1360 mSDsCounter, 183 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1076 IncrementalHoareTripleChecker+Invalid, 1259 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 183 mSolverCounterUnsat, 666 mSDtfsCounter, 1076 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT2 conc0 concLT1 SILN1 SILU0 SILI0 SILT4 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp79 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf93 smp89 dnf100 smp100 tf109 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 19 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 7 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 2.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 44]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L77] int n = __VERIFIER_nondet_int(); [L78] COND FALSE !(n < 1 || n > 46340) [L83] CALL is_prime(n) [L53] CALL is_prime_(n, n - 1) VAL [\old(m)=2, \old(n)=3] [L58] COND FALSE !(n <= 1) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L61] COND FALSE !(n == 2) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L64] COND TRUE n > 2 VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L65] COND FALSE !(m <= 1) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L68] CALL multiple_of(n, m) VAL [\old(m)=2, \old(n)=3] [L32] COND FALSE !(m < 0) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L35] COND FALSE !(n < 0) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L38] COND FALSE !(m == 0) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L41] COND FALSE !(n == 0) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L44] CALL multiple_of(n - m, m) VAL [\old(m)=2, \old(n)=1] [L32] COND FALSE !(m < 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L35] COND FALSE !(n < 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L38] COND FALSE !(m == 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L41] COND FALSE !(n == 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L44] CALL multiple_of(n - m, m) VAL [\old(m)=2, \old(n)=-1] [L32] COND FALSE !(m < 0) VAL [\old(m)=2, \old(n)=-1, m=2, n=-1] [L35] COND TRUE n < 0 VAL [\old(m)=2, \old(n)=-1, m=2, n=-1] [L36] CALL multiple_of(-n, m) VAL [\old(m)=2, \old(n)=1] [L32] COND FALSE !(m < 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L35] COND FALSE !(n < 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L38] COND FALSE !(m == 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L41] COND FALSE !(n == 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] Loop: [L44] CALL multiple_of(n - m, m) [L32] COND FALSE !(m < 0) [L35] COND TRUE n < 0 [L36] CALL multiple_of(-n, m) [L32] COND FALSE !(m < 0) [L35] COND FALSE !(n < 0) [L38] COND FALSE !(m == 0) [L41] COND FALSE !(n == 0) End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 44]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L77] int n = __VERIFIER_nondet_int(); [L78] COND FALSE !(n < 1 || n > 46340) [L83] CALL is_prime(n) [L53] CALL is_prime_(n, n - 1) VAL [\old(m)=2, \old(n)=3] [L58] COND FALSE !(n <= 1) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L61] COND FALSE !(n == 2) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L64] COND TRUE n > 2 VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L65] COND FALSE !(m <= 1) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L68] CALL multiple_of(n, m) VAL [\old(m)=2, \old(n)=3] [L32] COND FALSE !(m < 0) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L35] COND FALSE !(n < 0) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L38] COND FALSE !(m == 0) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L41] COND FALSE !(n == 0) VAL [\old(m)=2, \old(n)=3, m=2, n=3] [L44] CALL multiple_of(n - m, m) VAL [\old(m)=2, \old(n)=1] [L32] COND FALSE !(m < 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L35] COND FALSE !(n < 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L38] COND FALSE !(m == 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L41] COND FALSE !(n == 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L44] CALL multiple_of(n - m, m) VAL [\old(m)=2, \old(n)=-1] [L32] COND FALSE !(m < 0) VAL [\old(m)=2, \old(n)=-1, m=2, n=-1] [L35] COND TRUE n < 0 VAL [\old(m)=2, \old(n)=-1, m=2, n=-1] [L36] CALL multiple_of(-n, m) VAL [\old(m)=2, \old(n)=1] [L32] COND FALSE !(m < 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L35] COND FALSE !(n < 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L38] COND FALSE !(m == 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] [L41] COND FALSE !(n == 0) VAL [\old(m)=2, \old(n)=1, m=2, n=1] Loop: [L44] CALL multiple_of(n - m, m) [L32] COND FALSE !(m < 0) [L35] COND TRUE n < 0 [L36] CALL multiple_of(-n, m) [L32] COND FALSE !(m < 0) [L35] COND FALSE !(n < 0) [L38] COND FALSE !(m == 0) [L41] COND FALSE !(n == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-19 15:00:02,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Forceful destruction successful, exit code 0 [2024-11-19 15:00:02,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-19 15:00:02,811 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)