./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/Primes.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd --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 0.3.0-dev-826ab2b [2024-11-13 14:37:23,127 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:37:23,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 14:37:23,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:37:23,227 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:37:23,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:37:23,258 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:37:23,258 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:37:23,260 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:37:23,260 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:37:23,262 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:37:23,263 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:37:23,263 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:37:23,263 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 14:37:23,264 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 14:37:23,264 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 14:37:23,264 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 14:37:23,264 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 14:37:23,265 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 14:37:23,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:37:23,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 14:37:23,265 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:37:23,265 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:37:23,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:37:23,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:37:23,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 14:37:23,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 14:37:23,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 14:37:23,266 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:37:23,266 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:37:23,266 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:37:23,266 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:37:23,266 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 14:37:23,267 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:37:23,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:37:23,267 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:37:23,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:37:23,267 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:37:23,267 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 14:37:23,268 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd 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 [2024-11-13 14:37:23,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:37:23,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:37:23,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:37:23,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:37:23,638 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:37:23,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/recursive/Primes.c Unable to find full path for "g++" [2024-11-13 14:37:25,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:37:26,006 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:37:26,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/sv-benchmarks/c/recursive/Primes.c [2024-11-13 14:37:26,022 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/data/c1dae678d/70ec7a450a414edf8780350f1673938c/FLAG2868f25f3 [2024-11-13 14:37:26,051 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/data/c1dae678d/70ec7a450a414edf8780350f1673938c [2024-11-13 14:37:26,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:37:26,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:37:26,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:37:26,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:37:26,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:37:26,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c99734c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26, skipping insertion in model container [2024-11-13 14:37:26,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,093 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:37:26,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:37:26,323 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:37:26,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:37:26,374 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:37:26,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26 WrapperNode [2024-11-13 14:37:26,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:37:26,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:37:26,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:37:26,377 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:37:26,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,414 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2024-11-13 14:37:26,415 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:37:26,415 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:37:26,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:37:26,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:37:26,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,430 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,452 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]. [2024-11-13 14:37:26,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,454 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,465 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,470 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:37:26,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:37:26,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:37:26,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:37:26,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (1/1) ... [2024-11-13 14:37:26,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:26,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:26,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:26,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 14:37:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure multiple_of [2024-11-13 14:37:26,542 INFO L138 BoogieDeclarations]: Found implementation of procedure multiple_of [2024-11-13 14:37:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:37:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure mult [2024-11-13 14:37:26,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mult [2024-11-13 14:37:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure is_prime_ [2024-11-13 14:37:26,542 INFO L138 BoogieDeclarations]: Found implementation of procedure is_prime_ [2024-11-13 14:37:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:37:26,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:37:26,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:37:26,620 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:37:26,623 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:37:26,941 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 14:37:26,941 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:37:26,963 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:37:26,963 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 14:37:26,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:37:26 BoogieIcfgContainer [2024-11-13 14:37:26,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:37:26,965 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 14:37:26,965 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 14:37:26,974 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 14:37:26,976 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:37:26,976 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 02:37:26" (1/3) ... [2024-11-13 14:37:26,978 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@252f2064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:37:26, skipping insertion in model container [2024-11-13 14:37:26,979 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:37:26,979 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:37:26" (2/3) ... [2024-11-13 14:37:26,980 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@252f2064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:37:26, skipping insertion in model container [2024-11-13 14:37:26,981 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:37:26,981 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:37:26" (3/3) ... [2024-11-13 14:37:26,983 INFO L333 chiAutomizerObserver]: Analyzing ICFG Primes.c [2024-11-13 14:37:27,056 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 14:37:27,057 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 14:37:27,057 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 14:37:27,057 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 14:37:27,058 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 14:37:27,058 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 14:37:27,059 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 14:37:27,059 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 14:37:27,065 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) [2024-11-13 14:37:27,097 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-13 14:37:27,099 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:27,099 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:27,107 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-13 14:37:27,107 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:27,108 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 14:37:27,108 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) [2024-11-13 14:37:27,116 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-13 14:37:27,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:27,118 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:27,119 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-13 14:37:27,120 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:27,131 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#$Ultimate##0true [2024-11-13 14:37:27,133 INFO L747 eck$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 [2024-11-13 14:37:27,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:27,139 INFO L85 PathProgramCache]: Analyzing trace with hash 2218665, now seen corresponding path program 1 times [2024-11-13 14:37:27,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:27,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231922666] [2024-11-13 14:37:27,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:27,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:27,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:27,316 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:27,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:27,320 INFO L85 PathProgramCache]: Analyzing trace with hash -2140609117, now seen corresponding path program 1 times [2024-11-13 14:37:27,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:27,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401700464] [2024-11-13 14:37:27,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:27,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:37:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:27,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:27,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:27,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401700464] [2024-11-13 14:37:27,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401700464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:27,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:27,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:37:27,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817247949] [2024-11-13 14:37:27,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:27,655 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:37:27,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:27,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:37:27,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:37:27,686 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) [2024-11-13 14:37:27,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:27,855 INFO L93 Difference]: Finished difference Result 58 states and 84 transitions. [2024-11-13 14:37:27,856 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 84 transitions. [2024-11-13 14:37:27,860 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-13 14:37:27,870 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 41 states and 54 transitions. [2024-11-13 14:37:27,871 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2024-11-13 14:37:27,873 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2024-11-13 14:37:27,874 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 54 transitions. [2024-11-13 14:37:27,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:37:27,876 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-13 14:37:27,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 54 transitions. [2024-11-13 14:37:27,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 39. [2024-11-13 14:37:27,920 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) [2024-11-13 14:37:27,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 51 transitions. [2024-11-13 14:37:27,925 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 51 transitions. [2024-11-13 14:37:27,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:37:27,933 INFO L424 stractBuchiCegarLoop]: Abstraction has 39 states and 51 transitions. [2024-11-13 14:37:27,933 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 14:37:27,933 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 51 transitions. [2024-11-13 14:37:27,934 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-13 14:37:27,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:27,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:27,935 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-13 14:37:27,935 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:27,935 INFO L745 eck$LassoCheckResult]: Stem: 166#$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); 142#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; 143#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; 136#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 134#$Ultimate##0 [2024-11-13 14:37:27,936 INFO L747 eck$LassoCheckResult]: Loop: 134#$Ultimate##0 ~n := #in~n;~m := #in~m; 137#L58 assume !(~n <= 1); 153#L61 assume !(2 == ~n); 154#L64 assume ~n > 2; 148#L65 assume !(~m <= 1); 131#L68 call #t~ret10 := multiple_of(~n, ~m);< 141#$Ultimate##0 ~n := #in~n;~m := #in~m; 160#L32 assume !(~m < 0); 163#L35 assume !(~n < 0); 161#L38 assume !(0 == ~m); 162#L41 assume 0 == ~n;#res := 1; 133#multiple_ofFINAL assume true; 164#multiple_ofEXIT >#124#return; 165#L68-1 assume !(0 == #t~ret10);havoc #t~ret10; 135#L71 call #t~ret11 := is_prime_(~n, ~m - 1);< 134#$Ultimate##0 [2024-11-13 14:37:27,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:27,941 INFO L85 PathProgramCache]: Analyzing trace with hash 2218665, now seen corresponding path program 2 times [2024-11-13 14:37:27,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:27,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805715872] [2024-11-13 14:37:27,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:27,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:27,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:27,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:27,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:27,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1912428317, now seen corresponding path program 1 times [2024-11-13 14:37:27,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:27,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045067736] [2024-11-13 14:37:27,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:27,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:28,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:37:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:28,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:28,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:28,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045067736] [2024-11-13 14:37:28,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045067736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:28,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:28,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:37:28,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455862776] [2024-11-13 14:37:28,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:28,144 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:37:28,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:28,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:37:28,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:37:28,148 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) [2024-11-13 14:37:28,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:28,276 INFO L93 Difference]: Finished difference Result 45 states and 60 transitions. [2024-11-13 14:37:28,276 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 60 transitions. [2024-11-13 14:37:28,281 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-13 14:37:28,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 60 transitions. [2024-11-13 14:37:28,284 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2024-11-13 14:37:28,284 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2024-11-13 14:37:28,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 60 transitions. [2024-11-13 14:37:28,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:37:28,285 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 60 transitions. [2024-11-13 14:37:28,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 60 transitions. [2024-11-13 14:37:28,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 41. [2024-11-13 14:37:28,296 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) [2024-11-13 14:37:28,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2024-11-13 14:37:28,297 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-13 14:37:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:37:28,300 INFO L424 stractBuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-13 14:37:28,301 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 14:37:28,301 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2024-11-13 14:37:28,302 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2024-11-13 14:37:28,302 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:28,302 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:28,303 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-13 14:37:28,303 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] [2024-11-13 14:37:28,305 INFO L745 eck$LassoCheckResult]: Stem: 268#$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); 245#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; 246#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; 237#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 235#$Ultimate##0 [2024-11-13 14:37:28,306 INFO L747 eck$LassoCheckResult]: Loop: 235#$Ultimate##0 ~n := #in~n;~m := #in~m; 238#L58 assume !(~n <= 1); 256#L61 assume !(2 == ~n); 257#L64 assume ~n > 2; 249#L65 assume !(~m <= 1); 232#L68 call #t~ret10 := multiple_of(~n, ~m);< 242#$Ultimate##0 ~n := #in~n;~m := #in~m; 262#L32 assume !(~m < 0); 265#L35 assume !(~n < 0); 263#L38 assume !(0 == ~m); 264#L41 assume !(0 == ~n); 233#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 242#$Ultimate##0 ~n := #in~n;~m := #in~m; 262#L32 assume !(~m < 0); 265#L35 assume !(~n < 0); 263#L38 assume !(0 == ~m); 264#L41 assume 0 == ~n;#res := 1; 255#multiple_ofFINAL assume true; 266#multiple_ofEXIT >#114#return; 229#L44-1 #res := #t~ret8;havoc #t~ret8; 234#multiple_ofFINAL assume true; 269#multiple_ofEXIT >#124#return; 267#L68-1 assume !(0 == #t~ret10);havoc #t~ret10; 236#L71 call #t~ret11 := is_prime_(~n, ~m - 1);< 235#$Ultimate##0 [2024-11-13 14:37:28,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:28,307 INFO L85 PathProgramCache]: Analyzing trace with hash 2218665, now seen corresponding path program 3 times [2024-11-13 14:37:28,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:28,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283957954] [2024-11-13 14:37:28,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:28,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:28,324 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:28,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:28,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:28,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1879332525, now seen corresponding path program 1 times [2024-11-13 14:37:28,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:28,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103956173] [2024-11-13 14:37:28,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:28,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:28,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:28,397 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:28,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:28,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1583483899, now seen corresponding path program 1 times [2024-11-13 14:37:28,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:28,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716440641] [2024-11-13 14:37:28,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:28,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:28,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-13 14:37:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:28,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:37:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:28,829 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 14:37:28,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:28,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716440641] [2024-11-13 14:37:28,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716440641] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:37:28,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215263284] [2024-11-13 14:37:28,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:28,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:37:28,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:28,836 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:37:28,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 14:37:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:28,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 14:37:28,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:29,116 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 14:37:29,116 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:37:29,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 14:37:29,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [215263284] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:37:29,538 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:37:29,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2024-11-13 14:37:29,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891212535] [2024-11-13 14:37:29,538 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:37:29,964 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:29,965 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:29,965 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:29,965 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:29,966 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:37:29,966 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:29,966 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:29,966 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:29,966 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration3_Loop [2024-11-13 14:37:29,966 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:29,966 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:29,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:29,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:29,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:29,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,080 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:30,081 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:37:30,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,085 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 14:37:30,090 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:30,090 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:30,110 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:30,110 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: [] [2024-11-13 14:37:30,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 14:37:30,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,132 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 14:37:30,135 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:30,135 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:30,152 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:30,152 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {is_prime__~m=0} Honda state: {is_prime__~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:30,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 14:37:30,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,170 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 14:37:30,172 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:30,172 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:30,185 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:30,186 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {is_prime__~n=0} Honda state: {is_prime__~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:30,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 14:37:30,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,199 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 14:37:30,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:30,201 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:30,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 14:37:30,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,242 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 14:37:30,244 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:37:30,244 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:30,495 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:37:30,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 14:37:30,500 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:30,500 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:30,500 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:30,500 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:30,500 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:37:30,500 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,500 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:30,501 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:30,501 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration3_Loop [2024-11-13 14:37:30,501 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:30,501 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:30,502 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:30,594 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:30,599 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:37:30,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,602 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 14:37:30,606 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 [2024-11-13 14:37:30,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:30,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:30,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:30,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:30,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:30,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:30,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:30,630 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:30,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 14:37:30,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,653 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 14:37:30,657 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 [2024-11-13 14:37:30,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:30,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:30,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:30,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:30,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:30,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:30,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:30,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:30,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 14:37:30,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,690 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 14:37:30,692 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 [2024-11-13 14:37:30,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:30,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:30,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:30,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:30,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:30,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:30,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:30,709 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:30,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 14:37:30,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,726 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 14:37:30,727 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 [2024-11-13 14:37:30,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:30,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:30,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:30,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:30,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:30,741 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:30,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:30,745 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:37:30,751 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 14:37:30,754 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 14:37:30,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:30,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:30,759 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:30,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 14:37:30,767 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:37:30,767 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:37:30,767 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:37:30,768 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(is_prime__#in~m) = 1*is_prime__#in~m Supporting invariants [] [2024-11-13 14:37:30,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 14:37:30,791 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:37:30,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:30,839 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 14:37:30,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:30,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 14:37:30,888 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 14:37:31,175 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 [2024-11-13 14:37:31,176 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) [2024-11-13 14:37:32,080 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. [2024-11-13 14:37:32,081 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 [2024-11-13 14:37:32,082 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) [2024-11-13 14:37:32,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 84 transitions. [2024-11-13 14:37:32,088 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 84 transitions. Stem has 4 letters. Loop has 24 letters. [2024-11-13 14:37:32,089 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:32,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 84 transitions. Stem has 28 letters. Loop has 24 letters. [2024-11-13 14:37:32,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:32,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 84 transitions. Stem has 4 letters. Loop has 48 letters. [2024-11-13 14:37:32,091 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:32,091 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 358 states and 527 transitions. [2024-11-13 14:37:32,102 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 30 [2024-11-13 14:37:32,111 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 358 states to 282 states and 403 transitions. [2024-11-13 14:37:32,111 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 170 [2024-11-13 14:37:32,112 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 173 [2024-11-13 14:37:32,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 282 states and 403 transitions. [2024-11-13 14:37:32,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:32,112 INFO L218 hiAutomatonCegarLoop]: Abstraction has 282 states and 403 transitions. [2024-11-13 14:37:32,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states and 403 transitions. [2024-11-13 14:37:32,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 163. [2024-11-13 14:37:32,134 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) [2024-11-13 14:37:32,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 220 transitions. [2024-11-13 14:37:32,147 INFO L240 hiAutomatonCegarLoop]: Abstraction has 163 states and 220 transitions. [2024-11-13 14:37:32,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:32,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 14:37:32,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2024-11-13 14:37:32,148 INFO L87 Difference]: Start difference. First operand 163 states and 220 transitions. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 11 states have internal predecessors, (42), 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) [2024-11-13 14:37:32,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 14:37:32,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:32,430 INFO L93 Difference]: Finished difference Result 185 states and 251 transitions. [2024-11-13 14:37:32,431 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 185 states and 251 transitions. [2024-11-13 14:37:32,436 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 29 [2024-11-13 14:37:32,439 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 185 states to 117 states and 160 transitions. [2024-11-13 14:37:32,439 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 117 [2024-11-13 14:37:32,439 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 117 [2024-11-13 14:37:32,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 117 states and 160 transitions. [2024-11-13 14:37:32,441 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:37:32,441 INFO L218 hiAutomatonCegarLoop]: Abstraction has 117 states and 160 transitions. [2024-11-13 14:37:32,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states and 160 transitions. [2024-11-13 14:37:32,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 93. [2024-11-13 14:37:32,449 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) [2024-11-13 14:37:32,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 126 transitions. [2024-11-13 14:37:32,451 INFO L240 hiAutomatonCegarLoop]: Abstraction has 93 states and 126 transitions. [2024-11-13 14:37:32,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 14:37:32,452 INFO L424 stractBuchiCegarLoop]: Abstraction has 93 states and 126 transitions. [2024-11-13 14:37:32,452 INFO L331 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-13 14:37:32,452 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93 states and 126 transitions. [2024-11-13 14:37:32,454 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 29 [2024-11-13 14:37:32,454 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:32,454 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:32,454 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:32,455 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-13 14:37:32,455 INFO L745 eck$LassoCheckResult]: Stem: 1443#$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); 1406#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; 1407#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; 1433#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 1445#$Ultimate##0 ~n := #in~n;~m := #in~m; 1450#L58 assume !(~n <= 1); 1451#L61 assume !(2 == ~n); 1454#L64 assume ~n > 2; 1449#L65 assume !(~m <= 1); 1434#L68 call #t~ret10 := multiple_of(~n, ~m);< 1456#$Ultimate##0 ~n := #in~n;~m := #in~m; 1466#L32 assume ~m < 0; 1426#L33 [2024-11-13 14:37:32,455 INFO L747 eck$LassoCheckResult]: Loop: 1426#L33 call #t~ret6 := multiple_of(~n, -~m);< 1417#$Ultimate##0 ~n := #in~n;~m := #in~m; 1430#L32 assume ~m < 0; 1426#L33 [2024-11-13 14:37:32,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:32,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1581488555, now seen corresponding path program 1 times [2024-11-13 14:37:32,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:32,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26407190] [2024-11-13 14:37:32,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:32,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:32,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:32,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:32,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26407190] [2024-11-13 14:37:32,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26407190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:32,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:32,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:37:32,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246790667] [2024-11-13 14:37:32,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:32,507 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:37:32,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:32,508 INFO L85 PathProgramCache]: Analyzing trace with hash 134543, now seen corresponding path program 1 times [2024-11-13 14:37:32,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:32,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564796866] [2024-11-13 14:37:32,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:32,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:32,511 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:32,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:32,622 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:32,622 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:32,622 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:32,622 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:32,622 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:37:32,622 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:32,622 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:32,622 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:32,622 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration4_Loop [2024-11-13 14:37:32,622 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:32,622 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:32,623 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:32,626 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:32,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:32,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:32,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:32,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:32,716 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:32,717 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:37:32,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:32,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:32,720 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:32,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 14:37:32,723 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:32,724 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:32,744 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:32,744 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: [] [2024-11-13 14:37:32,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 14:37:32,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:32,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:32,770 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:32,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 14:37:32,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:32,773 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:32,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-13 14:37:32,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:32,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:32,818 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:32,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 14:37:32,820 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:37:32,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:33,577 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:37:33,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-13 14:37:33,581 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:33,581 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:33,581 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:33,581 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:33,581 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:37:33,581 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:33,581 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:33,581 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:33,581 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration4_Loop [2024-11-13 14:37:33,582 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:33,582 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:33,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:33,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:33,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:33,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:33,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:33,608 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:33,659 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:33,660 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:37:33,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:33,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:33,662 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:33,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 14:37:33,664 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 [2024-11-13 14:37:33,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:33,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:33,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:33,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:33,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:33,676 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:33,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:33,678 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:33,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-13 14:37:33,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:33,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:33,694 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:33,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 14:37:33,696 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 [2024-11-13 14:37:33,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:33,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:33,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:33,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:33,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:33,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:33,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:33,712 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:37:33,716 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-13 14:37:33,716 INFO L444 ModelExtractionUtils]: 2 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 14:37:33,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:33,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:33,719 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:33,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 14:37:33,720 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:37:33,720 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:37:33,720 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:37:33,721 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(multiple_of_~m) = 1*multiple_of_~m Supporting invariants [] [2024-11-13 14:37:33,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-13 14:37:33,737 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:37:33,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:33,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 14:37:33,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:33,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:37:33,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:33,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:33,857 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 [2024-11-13 14:37:33,857 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) [2024-11-13 14:37:33,925 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. [2024-11-13 14:37:33,926 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 [2024-11-13 14:37:33,926 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) [2024-11-13 14:37:33,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 67 transitions. [2024-11-13 14:37:33,927 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 67 transitions. Stem has 12 letters. Loop has 3 letters. [2024-11-13 14:37:33,927 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:33,927 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 67 transitions. Stem has 15 letters. Loop has 3 letters. [2024-11-13 14:37:33,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:33,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 67 transitions. Stem has 12 letters. Loop has 6 letters. [2024-11-13 14:37:33,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:33,928 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 191 states and 253 transitions. [2024-11-13 14:37:33,932 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 42 [2024-11-13 14:37:33,935 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 191 states to 137 states and 182 transitions. [2024-11-13 14:37:33,935 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 113 [2024-11-13 14:37:33,935 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 114 [2024-11-13 14:37:33,935 INFO L73 IsDeterministic]: Start isDeterministic. Operand 137 states and 182 transitions. [2024-11-13 14:37:33,936 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:33,936 INFO L218 hiAutomatonCegarLoop]: Abstraction has 137 states and 182 transitions. [2024-11-13 14:37:33,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states and 182 transitions. [2024-11-13 14:37:33,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 108. [2024-11-13 14:37:33,947 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) [2024-11-13 14:37:33,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 146 transitions. [2024-11-13 14:37:33,948 INFO L240 hiAutomatonCegarLoop]: Abstraction has 108 states and 146 transitions. [2024-11-13 14:37:33,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:33,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:37:33,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:37:33,953 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) [2024-11-13 14:37:33,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:33,996 INFO L93 Difference]: Finished difference Result 98 states and 128 transitions. [2024-11-13 14:37:33,997 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98 states and 128 transitions. [2024-11-13 14:37:34,001 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-13 14:37:34,003 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98 states to 98 states and 128 transitions. [2024-11-13 14:37:34,007 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 98 [2024-11-13 14:37:34,008 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 98 [2024-11-13 14:37:34,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 98 states and 128 transitions. [2024-11-13 14:37:34,009 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:37:34,012 INFO L218 hiAutomatonCegarLoop]: Abstraction has 98 states and 128 transitions. [2024-11-13 14:37:34,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states and 128 transitions. [2024-11-13 14:37:34,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 92. [2024-11-13 14:37:34,018 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) [2024-11-13 14:37:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 121 transitions. [2024-11-13 14:37:34,023 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 121 transitions. [2024-11-13 14:37:34,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:37:34,025 INFO L424 stractBuchiCegarLoop]: Abstraction has 92 states and 121 transitions. [2024-11-13 14:37:34,025 INFO L331 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-13 14:37:34,025 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 121 transitions. [2024-11-13 14:37:34,027 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-13 14:37:34,027 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:34,027 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:34,027 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:34,028 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-13 14:37:34,028 INFO L745 eck$LassoCheckResult]: Stem: 2017#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 1979#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 1980#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 2007#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 2018#$Ultimate##0 ~n := #in~n;~m := #in~m; 2037#L58 assume ~n <= 1;#res := 0; 2020#is_prime_FINAL assume true; 2019#is_prime_EXIT >#120#return; 2016#L53-1 is_prime_#res#1 := is_prime_#t~ret9#1;havoc is_prime_#t~ret9#1; 1975#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; 1976#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; 1977#L91 assume !(main_~f2~0#1 < 1 || main_~f2~0#1 > 46340);main_#t~short17#1 := 1 == main_~result~0#1; 1981#L97 assume main_#t~short17#1; 1982#L97-1 call main_#t~ret16#1 := mult(main_~f1~0#1, main_~f2~0#1);< 1991#$Ultimate##0 [2024-11-13 14:37:34,028 INFO L747 eck$LassoCheckResult]: Loop: 1991#$Ultimate##0 ~n := #in~n;~m := #in~m; 1999#L18 assume ~m < 0; 1988#L19 call #t~ret4 := mult(~n, -~m);< 1991#$Ultimate##0 [2024-11-13 14:37:34,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:34,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1704575146, now seen corresponding path program 1 times [2024-11-13 14:37:34,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:34,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337849383] [2024-11-13 14:37:34,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:34,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:34,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-13 14:37:34,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-13 14:37:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:34,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:34,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:34,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337849383] [2024-11-13 14:37:34,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337849383] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:34,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:34,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:37:34,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155476737] [2024-11-13 14:37:34,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:34,163 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:37:34,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:34,163 INFO L85 PathProgramCache]: Analyzing trace with hash 53807, now seen corresponding path program 1 times [2024-11-13 14:37:34,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:34,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569842469] [2024-11-13 14:37:34,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:34,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:34,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:34,170 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:34,222 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:34,222 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:34,222 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:34,222 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:34,222 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:37:34,222 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,222 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:34,222 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:34,222 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration5_Loop [2024-11-13 14:37:34,222 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:34,222 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:34,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,288 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:34,288 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:37:34,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,292 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 14:37:34,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:34,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:34,311 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:34,311 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret4=0} Honda state: {mult_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:34,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:34,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,332 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 14:37:34,336 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:34,336 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:34,352 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:34,352 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#res=0} Honda state: {mult_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:34,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:34,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,373 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 14:37:34,376 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:34,376 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:34,392 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:34,392 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~m=0} Honda state: {mult_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:34,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-13 14:37:34,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,412 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 14:37:34,415 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:34,415 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:34,434 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:34,434 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_~n=0} Honda state: {mult_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:34,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:34,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,455 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 14:37:34,458 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:34,458 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:34,475 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:34,475 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret5=0} Honda state: {mult_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:34,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-13 14:37:34,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,495 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 14:37:34,499 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:34,499 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:34,518 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:34,518 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#in~n=0} Honda state: {mult_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:34,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 14:37:34,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,539 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 14:37:34,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:34,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:34,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-13 14:37:34,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,579 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-13 14:37:34,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:37:34,583 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:34,673 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:37:34,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-13 14:37:34,678 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:34,678 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:34,678 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:34,678 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:34,678 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:37:34,678 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,678 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:34,678 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:34,678 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration5_Loop [2024-11-13 14:37:34,678 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:34,678 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:34,679 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,692 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:34,738 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:34,738 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:37:34,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,740 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-13 14:37:34,743 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 [2024-11-13 14:37:34,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:34,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:34,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:34,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:34,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:34,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:34,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:34,763 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:34,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-13 14:37:34,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,785 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,789 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 [2024-11-13 14:37:34,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-13 14:37:34,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:34,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:34,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:34,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:34,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:34,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:34,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:34,810 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:34,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-13 14:37:34,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,832 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-13 14:37:34,833 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 [2024-11-13 14:37:34,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:34,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:34,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:34,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:34,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:34,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:34,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:34,848 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:34,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-13 14:37:34,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,863 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-13 14:37:34,865 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 [2024-11-13 14:37:34,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:34,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:34,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:34,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:34,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:34,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:34,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:34,880 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:34,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-13 14:37:34,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,902 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-13 14:37:34,904 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 [2024-11-13 14:37:34,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:34,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:34,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:34,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:34,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:34,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:34,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:34,918 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:34,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-13 14:37:34,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,931 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-13 14:37:34,933 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 [2024-11-13 14:37:34,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:34,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:34,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:34,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:34,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:34,945 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:34,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:34,946 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:34,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-13 14:37:34,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,961 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-13 14:37:34,962 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 [2024-11-13 14:37:34,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:34,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:34,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:34,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:34,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:34,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:34,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:34,981 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:37:34,983 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-13 14:37:34,983 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 14:37:34,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:34,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:34,986 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:34,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-13 14:37:34,988 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:37:34,988 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:37:34,988 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:37:34,988 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(mult_#in~m) = -1*mult_#in~m Supporting invariants [] [2024-11-13 14:37:35,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-13 14:37:35,009 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:37:35,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:35,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 14:37:35,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:35,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:37:35,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:35,263 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 [2024-11-13 14:37:35,263 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) [2024-11-13 14:37:35,423 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. [2024-11-13 14:37:35,423 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 [2024-11-13 14:37:35,424 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) [2024-11-13 14:37:35,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2024-11-13 14:37:35,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 14 letters. Loop has 3 letters. [2024-11-13 14:37:35,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:35,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 17 letters. Loop has 3 letters. [2024-11-13 14:37:35,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:35,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 14 letters. Loop has 6 letters. [2024-11-13 14:37:35,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:35,425 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 145 transitions. [2024-11-13 14:37:35,427 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-13 14:37:35,431 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 106 states and 137 transitions. [2024-11-13 14:37:35,433 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 99 [2024-11-13 14:37:35,434 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 101 [2024-11-13 14:37:35,434 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 137 transitions. [2024-11-13 14:37:35,434 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:35,434 INFO L218 hiAutomatonCegarLoop]: Abstraction has 106 states and 137 transitions. [2024-11-13 14:37:35,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 137 transitions. [2024-11-13 14:37:35,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 97. [2024-11-13 14:37:35,443 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) [2024-11-13 14:37:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 128 transitions. [2024-11-13 14:37:35,447 INFO L240 hiAutomatonCegarLoop]: Abstraction has 97 states and 128 transitions. [2024-11-13 14:37:35,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:35,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 14:37:35,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:37:35,448 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) [2024-11-13 14:37:35,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:35,486 INFO L93 Difference]: Finished difference Result 108 states and 139 transitions. [2024-11-13 14:37:35,486 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 108 states and 139 transitions. [2024-11-13 14:37:35,488 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-13 14:37:35,491 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 108 states to 101 states and 131 transitions. [2024-11-13 14:37:35,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 98 [2024-11-13 14:37:35,492 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 98 [2024-11-13 14:37:35,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 101 states and 131 transitions. [2024-11-13 14:37:35,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:35,493 INFO L218 hiAutomatonCegarLoop]: Abstraction has 101 states and 131 transitions. [2024-11-13 14:37:35,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states and 131 transitions. [2024-11-13 14:37:35,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 97. [2024-11-13 14:37:35,501 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) [2024-11-13 14:37:35,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 126 transitions. [2024-11-13 14:37:35,506 INFO L240 hiAutomatonCegarLoop]: Abstraction has 97 states and 126 transitions. [2024-11-13 14:37:35,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:37:35,507 INFO L424 stractBuchiCegarLoop]: Abstraction has 97 states and 126 transitions. [2024-11-13 14:37:35,508 INFO L331 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-13 14:37:35,508 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 97 states and 126 transitions. [2024-11-13 14:37:35,509 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 28 [2024-11-13 14:37:35,509 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:35,509 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:35,509 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:35,509 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 14:37:35,510 INFO L745 eck$LassoCheckResult]: Stem: 2526#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);call #Ultimate.allocInit(12, 3); 2484#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1, main_#t~short17#1, main_~n~0#1, main_~result~0#1, main_~f1~0#1, main_~f2~0#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 2485#L78 assume !(main_~n~0#1 < 1 || main_~n~0#1 > 46340);assume { :begin_inline_is_prime } true;is_prime_#in~n#1 := main_~n~0#1;havoc is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;is_prime_~n#1 := is_prime_#in~n#1; 2516#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 2528#$Ultimate##0 ~n := #in~n;~m := #in~m; 2537#L58 assume !(~n <= 1); 2534#L61 assume !(2 == ~n); 2535#L64 assume ~n > 2; 2532#L65 assume !(~m <= 1); 2517#L68 call #t~ret10 := multiple_of(~n, ~m);< 2540#$Ultimate##0 ~n := #in~n;~m := #in~m; 2555#L32 assume !(~m < 0); 2552#L35 assume ~n < 0; 2503#L36 call #t~ret7 := multiple_of(-~n, ~m);< 2518#$Ultimate##0 [2024-11-13 14:37:35,510 INFO L747 eck$LassoCheckResult]: Loop: 2518#$Ultimate##0 ~n := #in~n;~m := #in~m; 2519#L32 assume !(~m < 0); 2520#L35 assume ~n < 0; 2502#L36 call #t~ret7 := multiple_of(-~n, ~m);< 2518#$Ultimate##0 [2024-11-13 14:37:35,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:35,510 INFO L85 PathProgramCache]: Analyzing trace with hash -607918156, now seen corresponding path program 1 times [2024-11-13 14:37:35,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:35,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77135275] [2024-11-13 14:37:35,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:35,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:35,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:35,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:35,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77135275] [2024-11-13 14:37:35,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77135275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:35,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:35,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:37:35,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541847043] [2024-11-13 14:37:35,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:35,619 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:37:35,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:35,620 INFO L85 PathProgramCache]: Analyzing trace with hash 929677, now seen corresponding path program 1 times [2024-11-13 14:37:35,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:35,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261400687] [2024-11-13 14:37:35,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:35,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:35,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:35,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:35,689 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:35,689 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:35,690 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:35,690 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:35,690 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:37:35,690 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:35,690 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:35,690 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:35,690 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration6_Loop [2024-11-13 14:37:35,690 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:35,690 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:35,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,722 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-13 14:37:35,827 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:35,828 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:37:35,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:35,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:35,840 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:35,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-13 14:37:35,853 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:35,853 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:35,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-13 14:37:35,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:35,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:35,890 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:35,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-13 14:37:35,894 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:37:35,894 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:35,984 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:37:35,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-13 14:37:35,988 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:35,988 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:35,988 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:35,988 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:35,988 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:37:35,988 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:35,988 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:35,988 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:35,988 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration6_Loop [2024-11-13 14:37:35,988 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:35,989 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:35,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:35,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,005 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,060 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:36,060 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:37:36,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,062 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-13 14:37:36,066 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 [2024-11-13 14:37:36,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:36,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:36,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:36,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:36,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:36,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:36,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:36,080 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:37:36,081 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-13 14:37:36,082 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 14:37:36,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,083 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-13 14:37:36,085 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:37:36,085 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:37:36,085 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:37:36,085 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(multiple_of_#in~n) = -1*multiple_of_#in~n Supporting invariants [] [2024-11-13 14:37:36,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-13 14:37:36,097 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:37:36,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:36,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 14:37:36,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:36,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:37:36,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:36,226 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 [2024-11-13 14:37:36,227 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) [2024-11-13 14:37:36,318 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. [2024-11-13 14:37:36,319 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 [2024-11-13 14:37:36,319 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) [2024-11-13 14:37:36,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 56 transitions. [2024-11-13 14:37:36,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 14 letters. Loop has 4 letters. [2024-11-13 14:37:36,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:36,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 18 letters. Loop has 4 letters. [2024-11-13 14:37:36,321 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:36,321 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 14 letters. Loop has 8 letters. [2024-11-13 14:37:36,321 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:36,321 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 200 states and 269 transitions. [2024-11-13 14:37:36,325 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 48 [2024-11-13 14:37:36,328 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 200 states to 188 states and 257 transitions. [2024-11-13 14:37:36,328 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 173 [2024-11-13 14:37:36,329 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 175 [2024-11-13 14:37:36,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 188 states and 257 transitions. [2024-11-13 14:37:36,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:36,329 INFO L218 hiAutomatonCegarLoop]: Abstraction has 188 states and 257 transitions. [2024-11-13 14:37:36,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states and 257 transitions. [2024-11-13 14:37:36,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 163. [2024-11-13 14:37:36,337 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) [2024-11-13 14:37:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 223 transitions. [2024-11-13 14:37:36,341 INFO L240 hiAutomatonCegarLoop]: Abstraction has 163 states and 223 transitions. [2024-11-13 14:37:36,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:36,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 14:37:36,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:37:36,343 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) [2024-11-13 14:37:36,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:36,478 INFO L93 Difference]: Finished difference Result 171 states and 230 transitions. [2024-11-13 14:37:36,478 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 171 states and 230 transitions. [2024-11-13 14:37:36,481 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-13 14:37:36,483 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 171 states to 171 states and 230 transitions. [2024-11-13 14:37:36,484 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 164 [2024-11-13 14:37:36,484 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 164 [2024-11-13 14:37:36,484 INFO L73 IsDeterministic]: Start isDeterministic. Operand 171 states and 230 transitions. [2024-11-13 14:37:36,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:36,484 INFO L218 hiAutomatonCegarLoop]: Abstraction has 171 states and 230 transitions. [2024-11-13 14:37:36,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states and 230 transitions. [2024-11-13 14:37:36,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 165. [2024-11-13 14:37:36,491 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) [2024-11-13 14:37:36,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 223 transitions. [2024-11-13 14:37:36,493 INFO L240 hiAutomatonCegarLoop]: Abstraction has 165 states and 223 transitions. [2024-11-13 14:37:36,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:37:36,494 INFO L424 stractBuchiCegarLoop]: Abstraction has 165 states and 223 transitions. [2024-11-13 14:37:36,494 INFO L331 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-13 14:37:36,494 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 165 states and 223 transitions. [2024-11-13 14:37:36,496 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-13 14:37:36,496 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:36,496 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:36,497 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:36,497 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-13 14:37:36,497 INFO L745 eck$LassoCheckResult]: Stem: 3267#$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); 3212#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; 3213#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; 3255#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 3268#$Ultimate##0 ~n := #in~n;~m := #in~m; 3309#L58 assume !(~n <= 1); 3305#L61 assume !(2 == ~n); 3306#L64 assume ~n > 2; 3303#L65 assume !(~m <= 1); 3201#L68 call #t~ret10 := multiple_of(~n, ~m);< 3247#$Ultimate##0 ~n := #in~n;~m := #in~m; 3248#L32 assume !(~m < 0); 3260#L35 assume !(~n < 0); 3253#L38 assume !(0 == ~m); 3254#L41 assume !(0 == ~n); 3236#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 3275#$Ultimate##0 [2024-11-13 14:37:36,497 INFO L747 eck$LassoCheckResult]: Loop: 3275#$Ultimate##0 ~n := #in~n;~m := #in~m; 3274#L32 assume !(~m < 0); 3271#L35 assume !(~n < 0); 3272#L38 assume !(0 == ~m); 3322#L41 assume !(0 == ~n); 3234#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 3275#$Ultimate##0 [2024-11-13 14:37:36,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:36,497 INFO L85 PathProgramCache]: Analyzing trace with hash -93796849, now seen corresponding path program 1 times [2024-11-13 14:37:36,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:36,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754152822] [2024-11-13 14:37:36,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:36,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:36,505 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:36,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:36,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:36,524 INFO L85 PathProgramCache]: Analyzing trace with hash 893418408, now seen corresponding path program 1 times [2024-11-13 14:37:36,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:36,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068259136] [2024-11-13 14:37:36,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:36,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:36,528 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:36,531 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:36,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:36,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1206649034, now seen corresponding path program 2 times [2024-11-13 14:37:36,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:36,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779324746] [2024-11-13 14:37:36,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:36,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:36,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:36,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:36,649 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:36,649 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:36,649 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:36,649 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:36,649 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:37:36,649 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,649 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:36,649 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:36,649 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration7_Loop [2024-11-13 14:37:36,649 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:36,649 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:36,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:36,741 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:36,741 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:37:36,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,744 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-13 14:37:36,747 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:36,747 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:36,759 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:36,759 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_#res=0} Honda state: {multiple_of_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:36,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-13 14:37:36,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,773 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-13 14:37:36,775 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:36,775 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:36,788 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:36,788 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_~n=0} Honda state: {multiple_of_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:36,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-13 14:37:36,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,802 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-13 14:37:36,804 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:36,804 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:36,817 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:36,817 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {multiple_of_~m=0} Honda state: {multiple_of_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:36,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-13 14:37:36,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,834 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-13 14:37:36,836 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:36,836 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:36,848 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:36,848 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: [] [2024-11-13 14:37:36,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-13 14:37:36,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,863 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-13 14:37:36,864 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:36,864 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:36,877 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:36,877 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: [] [2024-11-13 14:37:36,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-13 14:37:36,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,891 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-13 14:37:36,892 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:36,892 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:36,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-13 14:37:36,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:36,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:36,920 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:36,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-13 14:37:36,922 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:37:36,922 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:37,000 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:37:37,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-13 14:37:37,003 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:37,003 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:37,003 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:37,003 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:37,003 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:37:37,003 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,003 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:37,004 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:37,004 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration7_Loop [2024-11-13 14:37:37,004 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:37,004 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:37,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,099 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:37,099 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:37:37,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:37,102 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:37,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-13 14:37:37,105 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 [2024-11-13 14:37:37,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:37,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:37,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:37,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:37,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:37,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:37,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:37,123 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:37,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-13 14:37:37,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:37,166 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:37,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-13 14:37:37,171 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 [2024-11-13 14:37:37,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-13 14:37:37,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:37,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:37,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:37,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:37,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:37,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:37,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:37,197 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:37,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:37,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:37,217 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:37,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-13 14:37:37,220 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 [2024-11-13 14:37:37,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:37,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:37,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:37,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:37,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:37,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:37,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:37,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:37,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:37,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:37,257 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:37,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-13 14:37:37,260 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 [2024-11-13 14:37:37,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:37,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:37,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:37,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:37,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:37,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:37,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:37,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:37,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:37,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:37,290 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:37,292 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 [2024-11-13 14:37:37,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-13 14:37:37,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:37,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:37,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:37,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:37,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:37,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:37,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:37,310 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:37,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:37,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:37,331 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:37,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-13 14:37:37,334 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 [2024-11-13 14:37:37,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:37,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:37,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:37,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:37,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:37,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:37,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:37,353 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:37:37,357 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 14:37:37,357 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 14:37:37,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:37,362 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:37,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-13 14:37:37,364 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:37:37,364 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:37:37,364 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:37:37,364 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(multiple_of_#in~n) = 1*multiple_of_#in~n Supporting invariants [] [2024-11-13 14:37:37,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-13 14:37:37,383 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:37:37,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:37,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 14:37:37,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:37,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 14:37:37,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:37,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:37,571 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 [2024-11-13 14:37:37,571 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) [2024-11-13 14:37:37,739 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. [2024-11-13 14:37:37,740 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 [2024-11-13 14:37:37,740 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) [2024-11-13 14:37:37,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 43 transitions. [2024-11-13 14:37:37,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 43 transitions. Stem has 16 letters. Loop has 6 letters. [2024-11-13 14:37:37,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:37,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 43 transitions. Stem has 22 letters. Loop has 6 letters. [2024-11-13 14:37:37,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:37,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 43 transitions. Stem has 16 letters. Loop has 12 letters. [2024-11-13 14:37:37,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:37,741 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 218 states and 293 transitions. [2024-11-13 14:37:37,745 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 48 [2024-11-13 14:37:37,747 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 218 states to 206 states and 279 transitions. [2024-11-13 14:37:37,748 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 183 [2024-11-13 14:37:37,748 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 185 [2024-11-13 14:37:37,748 INFO L73 IsDeterministic]: Start isDeterministic. Operand 206 states and 279 transitions. [2024-11-13 14:37:37,748 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:37,748 INFO L218 hiAutomatonCegarLoop]: Abstraction has 206 states and 279 transitions. [2024-11-13 14:37:37,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states and 279 transitions. [2024-11-13 14:37:37,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 181. [2024-11-13 14:37:37,755 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) [2024-11-13 14:37:37,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 245 transitions. [2024-11-13 14:37:37,756 INFO L240 hiAutomatonCegarLoop]: Abstraction has 181 states and 245 transitions. [2024-11-13 14:37:37,757 INFO L424 stractBuchiCegarLoop]: Abstraction has 181 states and 245 transitions. [2024-11-13 14:37:37,757 INFO L331 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-13 14:37:37,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 181 states and 245 transitions. [2024-11-13 14:37:37,758 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-13 14:37:37,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:37,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:37,759 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:37,759 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 14:37:37,759 INFO L745 eck$LassoCheckResult]: Stem: 3784#$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); 3725#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; 3726#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; 3767#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 3786#$Ultimate##0 ~n := #in~n;~m := #in~m; 3804#L58 assume !(~n <= 1); 3803#L61 assume 2 == ~n;#res := 1; 3801#is_prime_FINAL assume true; 3805#is_prime_EXIT >#120#return; 3782#L53-1 is_prime_#res#1 := is_prime_#t~ret9#1;havoc is_prime_#t~ret9#1; 3719#is_prime_returnLabel#1 main_#t~ret13#1 := is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;havoc is_prime_#in~n#1;assume { :end_inline_is_prime } true;main_~result~0#1 := main_#t~ret13#1;havoc main_#t~ret13#1;havoc main_#t~nondet14#1;main_~f1~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 3720#L85 assume !(main_~f1~0#1 < 1 || main_~f1~0#1 > 46340);havoc main_#t~nondet15#1;main_~f2~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1; 3721#L91 assume !(main_~f2~0#1 < 1 || main_~f2~0#1 > 46340);main_#t~short17#1 := 1 == main_~result~0#1; 3723#L97 assume main_#t~short17#1; 3724#L97-1 call main_#t~ret16#1 := mult(main_~f1~0#1, main_~f2~0#1);< 3752#$Ultimate##0 ~n := #in~n;~m := #in~m; 3753#L18 assume !(~m < 0); 3754#L21 [2024-11-13 14:37:37,759 INFO L747 eck$LassoCheckResult]: Loop: 3754#L21 assume !(0 == ~m); 3732#L24 assume !(1 == ~m); 3733#L27 call #t~ret5 := mult(~n, ~m - 1);< 3741#$Ultimate##0 ~n := #in~n;~m := #in~m; 3759#L18 assume !(~m < 0); 3754#L21 [2024-11-13 14:37:37,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:37,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1729864318, now seen corresponding path program 1 times [2024-11-13 14:37:37,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:37,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807239031] [2024-11-13 14:37:37,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:37,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:37,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:37,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:37,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:37,774 INFO L85 PathProgramCache]: Analyzing trace with hash 61274134, now seen corresponding path program 1 times [2024-11-13 14:37:37,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:37,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357032390] [2024-11-13 14:37:37,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:37,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:37,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:37,779 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:37,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:37,780 INFO L85 PathProgramCache]: Analyzing trace with hash 466508729, now seen corresponding path program 1 times [2024-11-13 14:37:37,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:37,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132551575] [2024-11-13 14:37:37,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:37,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:37,787 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:37,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:37,905 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:37,905 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:37,905 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:37,905 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:37,906 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:37:37,906 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,906 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:37,906 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:37,906 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration8_Loop [2024-11-13 14:37:37,906 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:37,906 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:37,907 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:37,997 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:37,998 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:37:37,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:37,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:38,000 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:38,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-13 14:37:38,003 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:38,004 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:38,019 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:38,019 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#res=0} Honda state: {mult_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:38,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:38,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:38,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:38,033 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:38,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-13 14:37:38,035 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:38,035 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:38,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-13 14:37:38,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:38,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:38,069 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:38,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-13 14:37:38,071 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:37:38,071 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:38,540 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:37:38,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:38,543 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:38,543 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:38,543 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:38,543 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:38,543 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:37:38,543 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:38,543 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:38,544 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:38,544 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration8_Loop [2024-11-13 14:37:38,544 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:38,544 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:38,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:38,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:38,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:38,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:38,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:38,625 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:38,625 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:37:38,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:38,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:38,627 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:38,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-13 14:37:38,628 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 [2024-11-13 14:37:38,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:38,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:38,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:38,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:38,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:38,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:38,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:38,644 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:38,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-13 14:37:38,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:38,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:38,657 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:38,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-13 14:37:38,659 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 [2024-11-13 14:37:38,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:38,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:38,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:38,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:38,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:38,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:38,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:38,674 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:37:38,677 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 14:37:38,677 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 14:37:38,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:38,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:38,679 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:38,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-13 14:37:38,680 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:37:38,680 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:37:38,680 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:37:38,681 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(mult_~m) = 1*mult_~m Supporting invariants [] [2024-11-13 14:37:38,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-13 14:37:38,694 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:37:38,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:38,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 14:37:38,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:38,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-13 14:37:38,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-13 14:37:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:38,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 14:37:38,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:39,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:39,039 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2024-11-13 14:37:39,040 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 181 states and 245 transitions. cyclomatic complexity: 72 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, (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) [2024-11-13 14:37:39,294 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 181 states and 245 transitions. cyclomatic complexity: 72. 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, (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 25 states. [2024-11-13 14:37:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2024-11-13 14:37:39,295 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, (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) [2024-11-13 14:37:39,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 52 transitions. [2024-11-13 14:37:39,296 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 52 transitions. Stem has 17 letters. Loop has 5 letters. [2024-11-13 14:37:39,296 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:39,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 52 transitions. Stem has 22 letters. Loop has 5 letters. [2024-11-13 14:37:39,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:39,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 52 transitions. Stem has 17 letters. Loop has 10 letters. [2024-11-13 14:37:39,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:39,297 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 205 states and 272 transitions. [2024-11-13 14:37:39,300 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-13 14:37:39,303 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 205 states to 204 states and 271 transitions. [2024-11-13 14:37:39,304 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 177 [2024-11-13 14:37:39,304 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 180 [2024-11-13 14:37:39,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 204 states and 271 transitions. [2024-11-13 14:37:39,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:39,305 INFO L218 hiAutomatonCegarLoop]: Abstraction has 204 states and 271 transitions. [2024-11-13 14:37:39,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states and 271 transitions. [2024-11-13 14:37:39,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 191. [2024-11-13 14:37:39,311 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) [2024-11-13 14:37:39,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 257 transitions. [2024-11-13 14:37:39,313 INFO L240 hiAutomatonCegarLoop]: Abstraction has 191 states and 257 transitions. [2024-11-13 14:37:39,313 INFO L424 stractBuchiCegarLoop]: Abstraction has 191 states and 257 transitions. [2024-11-13 14:37:39,313 INFO L331 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-13 14:37:39,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 191 states and 257 transitions. [2024-11-13 14:37:39,315 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-13 14:37:39,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:39,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:39,316 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] [2024-11-13 14:37:39,316 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-13 14:37:39,316 INFO L745 eck$LassoCheckResult]: Stem: 4294#$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); 4227#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; 4228#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; 4276#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 4295#$Ultimate##0 ~n := #in~n;~m := #in~m; 4307#L58 assume !(~n <= 1); 4303#L61 assume 2 == ~n;#res := 1; 4299#is_prime_FINAL assume true; 4298#is_prime_EXIT >#120#return; 4293#L53-1 is_prime_#res#1 := is_prime_#t~ret9#1;havoc is_prime_#t~ret9#1; 4221#is_prime_returnLabel#1 main_#t~ret13#1 := is_prime_#res#1;havoc is_prime_#t~ret9#1, is_prime_~n#1;havoc is_prime_#in~n#1;assume { :end_inline_is_prime } true;main_~result~0#1 := main_#t~ret13#1;havoc main_#t~ret13#1;havoc main_#t~nondet14#1;main_~f1~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 4222#L85 assume !(main_~f1~0#1 < 1 || main_~f1~0#1 > 46340);havoc main_#t~nondet15#1;main_~f2~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1; 4223#L91 assume !(main_~f2~0#1 < 1 || main_~f2~0#1 > 46340);main_#t~short17#1 := 1 == main_~result~0#1; 4229#L97 assume main_#t~short17#1; 4230#L97-1 call main_#t~ret16#1 := mult(main_~f1~0#1, main_~f2~0#1);< 4258#$Ultimate##0 ~n := #in~n;~m := #in~m; 4259#L18 assume !(~m < 0); 4260#L21 assume !(0 == ~m); 4236#L24 assume !(1 == ~m); 4238#L27 call #t~ret5 := mult(~n, ~m - 1);< 4262#$Ultimate##0 ~n := #in~n;~m := #in~m; 4348#L18 assume ~m < 0; 4246#L19 [2024-11-13 14:37:39,316 INFO L747 eck$LassoCheckResult]: Loop: 4246#L19 call #t~ret4 := mult(~n, -~m);< 4248#$Ultimate##0 ~n := #in~n;~m := #in~m; 4266#L18 assume ~m < 0; 4246#L19 [2024-11-13 14:37:39,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:39,316 INFO L85 PathProgramCache]: Analyzing trace with hash 466508726, now seen corresponding path program 1 times [2024-11-13 14:37:39,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:39,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703329815] [2024-11-13 14:37:39,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:39,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:39,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-13 14:37:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:39,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:39,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:39,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703329815] [2024-11-13 14:37:39,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703329815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:39,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:39,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:37:39,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255755028] [2024-11-13 14:37:39,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:39,369 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:37:39,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:39,369 INFO L85 PathProgramCache]: Analyzing trace with hash 141077, now seen corresponding path program 2 times [2024-11-13 14:37:39,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:39,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059249556] [2024-11-13 14:37:39,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:39,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:39,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:39,375 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:39,477 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:39,478 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:39,478 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:39,478 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:39,478 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:37:39,478 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:39,478 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:39,478 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:39,478 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration9_Loop [2024-11-13 14:37:39,478 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:39,478 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:39,479 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:39,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:39,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:39,492 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:39,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:39,552 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:39,552 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:37:39,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:39,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:39,557 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:39,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-13 14:37:39,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:39,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:39,576 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:39,576 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret5=0} Honda state: {mult_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:39,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:39,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:39,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:39,599 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:39,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-13 14:37:39,604 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:39,604 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:39,635 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:39,635 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: [] [2024-11-13 14:37:39,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-13 14:37:39,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:39,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:39,657 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:39,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-13 14:37:39,658 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:39,658 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:39,672 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:37:39,672 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {mult_#t~ret4=0} Honda state: {mult_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:37:39,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-13 14:37:39,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:39,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:39,687 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:39,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-13 14:37:39,688 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:37:39,688 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:39,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-13 14:37:39,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:39,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:39,721 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:39,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-13 14:37:39,723 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:37:39,724 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:37:40,592 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:37:40,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-13 14:37:40,595 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:37:40,595 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:37:40,595 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:37:40,595 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:37:40,595 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:37:40,595 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:40,596 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:37:40,596 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:37:40,596 INFO L132 ssoRankerPreferences]: Filename of dumped script: Primes.c_Iteration9_Loop [2024-11-13 14:37:40,596 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:37:40,596 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:37:40,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:40,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:40,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:40,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:40,613 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:37:40,656 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:37:40,656 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:37:40,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:40,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:40,658 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:40,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-13 14:37:40,661 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 [2024-11-13 14:37:40,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:40,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:40,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:40,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:40,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:40,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:40,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:40,675 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:40,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:40,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:40,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:40,690 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:40,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-13 14:37:40,692 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 [2024-11-13 14:37:40,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:40,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:40,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:40,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:40,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:40,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:40,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:40,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:40,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-13 14:37:40,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:40,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:40,719 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:40,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-13 14:37:40,721 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 [2024-11-13 14:37:40,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:40,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:40,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:40,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:40,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:40,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:40,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:40,734 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:37:40,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-11-13 14:37:40,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:40,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:40,750 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:40,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-13 14:37:40,758 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 [2024-11-13 14:37:40,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:37:40,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:37:40,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:37:40,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:37:40,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:37:40,771 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:37:40,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:37:40,774 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:37:40,776 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-13 14:37:40,776 INFO L444 ModelExtractionUtils]: 2 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 14:37:40,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:37:40,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:40,778 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:37:40,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-13 14:37:40,780 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:37:40,780 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:37:40,780 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:37:40,780 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(mult_~m) = 1*mult_~m Supporting invariants [] [2024-11-13 14:37:40,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-11-13 14:37:40,793 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:37:40,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:40,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 14:37:40,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:40,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:37:40,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:40,986 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 [2024-11-13 14:37:40,986 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) [2024-11-13 14:37:41,108 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. [2024-11-13 14:37:41,111 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 [2024-11-13 14:37:41,111 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) [2024-11-13 14:37:41,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 54 transitions. [2024-11-13 14:37:41,113 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 22 letters. Loop has 3 letters. [2024-11-13 14:37:41,114 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:41,114 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 25 letters. Loop has 3 letters. [2024-11-13 14:37:41,114 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:41,114 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 22 letters. Loop has 6 letters. [2024-11-13 14:37:41,116 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:37:41,116 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 232 states and 303 transitions. [2024-11-13 14:37:41,119 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2024-11-13 14:37:41,122 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 232 states to 222 states and 293 transitions. [2024-11-13 14:37:41,122 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 188 [2024-11-13 14:37:41,123 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 190 [2024-11-13 14:37:41,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 222 states and 293 transitions. [2024-11-13 14:37:41,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:41,125 INFO L218 hiAutomatonCegarLoop]: Abstraction has 222 states and 293 transitions. [2024-11-13 14:37:41,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states and 293 transitions. [2024-11-13 14:37:41,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 209. [2024-11-13 14:37:41,135 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) [2024-11-13 14:37:41,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 279 transitions. [2024-11-13 14:37:41,138 INFO L240 hiAutomatonCegarLoop]: Abstraction has 209 states and 279 transitions. [2024-11-13 14:37:41,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:41,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:37:41,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:37:41,139 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) [2024-11-13 14:37:41,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:41,175 INFO L93 Difference]: Finished difference Result 205 states and 270 transitions. [2024-11-13 14:37:41,176 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 205 states and 270 transitions. [2024-11-13 14:37:41,178 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 36 [2024-11-13 14:37:41,180 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 205 states to 145 states and 177 transitions. [2024-11-13 14:37:41,180 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 135 [2024-11-13 14:37:41,181 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 135 [2024-11-13 14:37:41,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 145 states and 177 transitions. [2024-11-13 14:37:41,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:41,181 INFO L218 hiAutomatonCegarLoop]: Abstraction has 145 states and 177 transitions. [2024-11-13 14:37:41,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states and 177 transitions. [2024-11-13 14:37:41,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 125. [2024-11-13 14:37:41,185 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) [2024-11-13 14:37:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 154 transitions. [2024-11-13 14:37:41,186 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 154 transitions. [2024-11-13 14:37:41,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:37:41,187 INFO L424 stractBuchiCegarLoop]: Abstraction has 125 states and 154 transitions. [2024-11-13 14:37:41,187 INFO L331 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-13 14:37:41,187 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 154 transitions. [2024-11-13 14:37:41,189 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 36 [2024-11-13 14:37:41,189 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:41,189 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:41,189 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:41,189 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:41,190 INFO L745 eck$LassoCheckResult]: Stem: 5206#$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); 5196#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; 5188#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; 5176#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 5211#$Ultimate##0 ~n := #in~n;~m := #in~m; 5233#L58 assume !(~n <= 1); 5232#L61 assume !(2 == ~n); 5231#L64 assume ~n > 2; 5230#L65 assume !(~m <= 1); 5224#L68 call #t~ret10 := multiple_of(~n, ~m);< 5229#$Ultimate##0 ~n := #in~n;~m := #in~m; 5228#L32 assume !(~m < 0); 5227#L35 assume !(~n < 0); 5226#L38 assume !(0 == ~m); 5225#L41 assume !(0 == ~n); 5168#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5222#$Ultimate##0 ~n := #in~n;~m := #in~m; 5223#L32 assume !(~m < 0); 5240#L35 assume ~n < 0; 5194#L36 call #t~ret7 := multiple_of(-~n, ~m);< 5220#$Ultimate##0 ~n := #in~n;~m := #in~m; 5221#L32 assume !(~m < 0); 5251#L35 assume !(~n < 0); 5249#L38 assume !(0 == ~m); 5245#L41 assume !(0 == ~n); 5214#L44 [2024-11-13 14:37:41,190 INFO L747 eck$LassoCheckResult]: Loop: 5214#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5255#$Ultimate##0 ~n := #in~n;~m := #in~m; 5254#L32 assume !(~m < 0); 5234#L35 assume ~n < 0; 5190#L36 call #t~ret7 := multiple_of(-~n, ~m);< 5191#$Ultimate##0 ~n := #in~n;~m := #in~m; 5253#L32 assume !(~m < 0); 5252#L35 assume !(~n < 0); 5250#L38 assume !(0 == ~m); 5246#L41 assume !(0 == ~n); 5214#L44 [2024-11-13 14:37:41,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:41,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1630507919, now seen corresponding path program 1 times [2024-11-13 14:37:41,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:41,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371260713] [2024-11-13 14:37:41,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:41,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:41,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:41,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371260713] [2024-11-13 14:37:41,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371260713] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:37:41,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433953441] [2024-11-13 14:37:41,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:41,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:37:41,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:41,304 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:37:41,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2024-11-13 14:37:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:41,354 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 14:37:41,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:41,395 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:41,395 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:37:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:37:41,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [433953441] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:37:41,499 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:37:41,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2024-11-13 14:37:41,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705276578] [2024-11-13 14:37:41,499 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:37:41,499 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:37:41,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:41,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1914411566, now seen corresponding path program 1 times [2024-11-13 14:37:41,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:41,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167413852] [2024-11-13 14:37:41,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:41,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:41,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:41,529 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:41,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:41,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:41,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-13 14:37:41,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-13 14:37:41,796 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) [2024-11-13 14:37:41,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:41,959 INFO L93 Difference]: Finished difference Result 149 states and 188 transitions. [2024-11-13 14:37:41,959 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 149 states and 188 transitions. [2024-11-13 14:37:41,961 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 36 [2024-11-13 14:37:41,962 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 149 states to 147 states and 186 transitions. [2024-11-13 14:37:41,963 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 132 [2024-11-13 14:37:41,963 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 132 [2024-11-13 14:37:41,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 147 states and 186 transitions. [2024-11-13 14:37:41,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:37:41,963 INFO L218 hiAutomatonCegarLoop]: Abstraction has 147 states and 186 transitions. [2024-11-13 14:37:41,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states and 186 transitions. [2024-11-13 14:37:41,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 143. [2024-11-13 14:37:41,967 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) [2024-11-13 14:37:41,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 173 transitions. [2024-11-13 14:37:41,969 INFO L240 hiAutomatonCegarLoop]: Abstraction has 143 states and 173 transitions. [2024-11-13 14:37:41,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 14:37:41,970 INFO L424 stractBuchiCegarLoop]: Abstraction has 143 states and 173 transitions. [2024-11-13 14:37:41,970 INFO L331 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-13 14:37:41,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 143 states and 173 transitions. [2024-11-13 14:37:41,971 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 36 [2024-11-13 14:37:41,971 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:37:41,971 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:37:41,972 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:41,972 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:41,972 INFO L745 eck$LassoCheckResult]: Stem: 5655#$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); 5639#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; 5634#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; 5618#L53 call is_prime_#t~ret9#1 := is_prime_(is_prime_~n#1, is_prime_~n#1 - 1);< 5658#$Ultimate##0 ~n := #in~n;~m := #in~m; 5684#L58 assume !(~n <= 1); 5683#L61 assume !(2 == ~n); 5682#L64 assume ~n > 2; 5681#L65 assume !(~m <= 1); 5675#L68 call #t~ret10 := multiple_of(~n, ~m);< 5680#$Ultimate##0 ~n := #in~n;~m := #in~m; 5679#L32 assume !(~m < 0); 5678#L35 assume !(~n < 0); 5677#L38 assume !(0 == ~m); 5676#L41 assume !(0 == ~n); 5673#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5672#$Ultimate##0 ~n := #in~n;~m := #in~m; 5674#L32 assume !(~m < 0); 5746#L35 assume !(~n < 0); 5745#L38 assume !(0 == ~m); 5744#L41 assume !(0 == ~n); 5624#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5622#$Ultimate##0 ~n := #in~n;~m := #in~m; 5625#L32 assume !(~m < 0); 5667#L35 assume ~n < 0; 5610#L36 call #t~ret7 := multiple_of(-~n, ~m);< 5666#$Ultimate##0 ~n := #in~n;~m := #in~m; 5640#L32 assume !(~m < 0); 5641#L35 assume !(~n < 0); 5657#L38 assume !(0 == ~m); 5748#L41 assume !(0 == ~n); 5630#L44 [2024-11-13 14:37:41,973 INFO L747 eck$LassoCheckResult]: Loop: 5630#L44 call #t~ret8 := multiple_of(~n - ~m, ~m);< 5691#$Ultimate##0 ~n := #in~n;~m := #in~m; 5686#L32 assume !(~m < 0); 5685#L35 assume ~n < 0; 5613#L36 call #t~ret7 := multiple_of(-~n, ~m);< 5635#$Ultimate##0 ~n := #in~n;~m := #in~m; 5689#L32 assume !(~m < 0); 5751#L35 assume !(~n < 0); 5750#L38 assume !(0 == ~m); 5656#L41 assume !(0 == ~n); 5630#L44 [2024-11-13 14:37:41,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:41,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1699001928, now seen corresponding path program 2 times [2024-11-13 14:37:41,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:41,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570408182] [2024-11-13 14:37:41,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:41,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:41,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:41,994 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:41,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:41,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1914411566, now seen corresponding path program 2 times [2024-11-13 14:37:41,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:41,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26446297] [2024-11-13 14:37:41,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:41,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:41,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:42,007 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:42,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:42,008 INFO L85 PathProgramCache]: Analyzing trace with hash -186489931, now seen corresponding path program 3 times [2024-11-13 14:37:42,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:42,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130941427] [2024-11-13 14:37:42,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:42,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:42,021 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:42,039 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:37:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:43,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:37:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:37:43,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 02:37:43 BoogieIcfgContainer [2024-11-13 14:37:43,351 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 14:37:43,351 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:37:43,351 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:37:43,355 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:37:43,356 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:37:26" (3/4) ... [2024-11-13 14:37:43,358 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-13 14:37:43,408 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 14:37:43,409 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:37:43,413 INFO L158 Benchmark]: Toolchain (without parser) took 17353.36ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 67.6MB in the end (delta: 25.5MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-11-13 14:37:43,413 INFO L158 Benchmark]: CDTParser took 1.81ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:37:43,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.50ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:37:43,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.05ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:37:43,414 INFO L158 Benchmark]: Boogie Preprocessor took 56.76ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.7MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:37:43,414 INFO L158 Benchmark]: RCFGBuilder took 491.06ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 66.7MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:37:43,414 INFO L158 Benchmark]: BuchiAutomizer took 16385.66ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 69.9MB in the end (delta: -3.2MB). Peak memory consumption was 919.4kB. Max. memory is 16.1GB. [2024-11-13 14:37:43,414 INFO L158 Benchmark]: Witness Printer took 58.27ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 67.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:37:43,417 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.50ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.05ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.76ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.7MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 491.06ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 66.7MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 16385.66ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 69.9MB in the end (delta: -3.2MB). Peak memory consumption was 919.4kB. Max. memory is 16.1GB. * Witness Printer took 58.27ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 67.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 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 8 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 16.2s and 11 iterations. TraceHistogramMax:4. Analysis of lassos took 11.3s. Construction of modules took 1.2s. Büchi inclusion checks took 3.3s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 11. Automata minimization 0.2s 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, 667 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 643 mSDsluCounter, 2013 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1347 mSDsCounter, 205 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 998 IncrementalHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 205 mSolverCounterUnsat, 666 mSDtfsCounter, 998 mSolverCounterSat, 0.1s 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: 30ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 19 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 7 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.3s 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! [2024-11-13 14:37:43,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:43,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 14:37:43,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bff5ecc3-d9da-470a-a8ae-f4d88d6163fb/bin/uautomizer-verify-qhAvR1uOyd/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)