./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/float-benchs/interpolation2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/float-benchs/interpolation2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 15:59:42,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 15:59:42,259 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-04 15:59:42,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 15:59:42,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 15:59:42,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-04 15:59:42,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 15:59:42,283 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 15:59:42,284 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 15:59:42,284 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 15:59:42,284 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 15:59:42,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 15:59:42,285 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-04 15:59:42,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 15:59:42,285 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 15:59:42,286 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 15:59:42,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 15:59:42,286 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 15:59:42,286 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-04 15:59:42,286 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 [2025-03-04 15:59:42,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 15:59:42,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 15:59:42,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 15:59:42,593 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 15:59:42,593 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 15:59:42,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/interpolation2.c [2025-03-04 15:59:43,662 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a683ee7a/ac66c9b54433432bbd8397bbf34c4299/FLAG400d37f1f [2025-03-04 15:59:43,882 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 15:59:43,883 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/interpolation2.c [2025-03-04 15:59:43,889 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a683ee7a/ac66c9b54433432bbd8397bbf34c4299/FLAG400d37f1f [2025-03-04 15:59:44,222 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a683ee7a/ac66c9b54433432bbd8397bbf34c4299 [2025-03-04 15:59:44,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 15:59:44,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 15:59:44,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 15:59:44,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 15:59:44,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 15:59:44,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61048fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44, skipping insertion in model container [2025-03-04 15:59:44,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 15:59:44,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:59:44,330 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 15:59:44,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:59:44,352 INFO L204 MainTranslator]: Completed translation [2025-03-04 15:59:44,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44 WrapperNode [2025-03-04 15:59:44,353 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 15:59:44,353 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 15:59:44,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 15:59:44,353 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 15:59:44,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,371 INFO L138 Inliner]: procedures = 18, calls = 50, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 98 [2025-03-04 15:59:44,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 15:59:44,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 15:59:44,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 15:59:44,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 15:59:44,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,379 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,387 INFO L175 MemorySlicer]: Split 30 memory accesses to 5 slices as follows [2, 8, 6, 8, 6]. 27 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 5, 5, 5, 5]. The 0 writes are split as follows [0, 0, 0, 0, 0]. [2025-03-04 15:59:44,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,394 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,395 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,396 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,397 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 15:59:44,398 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 15:59:44,398 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 15:59:44,398 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 15:59:44,399 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (1/1) ... [2025-03-04 15:59:44,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:44,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:44,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:44,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-03-04 15:59:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 15:59:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 15:59:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 15:59:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 15:59:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 15:59:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 15:59:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 15:59:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 15:59:44,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2025-03-04 15:59:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 15:59:44,506 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 15:59:44,508 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 15:59:44,652 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15: call ULTIMATE.dealloc(main_~#min~0#1.base, main_~#min~0#1.offset);havoc main_~#min~0#1.base, main_~#min~0#1.offset;call ULTIMATE.dealloc(main_~#max~0#1.base, main_~#max~0#1.offset);havoc main_~#max~0#1.base, main_~#max~0#1.offset;call ULTIMATE.dealloc(main_~#org~0#1.base, main_~#org~0#1.offset);havoc main_~#org~0#1.base, main_~#org~0#1.offset;call ULTIMATE.dealloc(main_~#slope~0#1.base, main_~#slope~0#1.offset);havoc main_~#slope~0#1.base, main_~#slope~0#1.offset; [2025-03-04 15:59:44,660 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-04 15:59:44,664 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 15:59:44,671 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 15:59:44,671 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 15:59:44,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:59:44 BoogieIcfgContainer [2025-03-04 15:59:44,672 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 15:59:44,674 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-04 15:59:44,674 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-04 15:59:44,678 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-04 15:59:44,678 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:59:44,679 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 04.03 03:59:44" (1/3) ... [2025-03-04 15:59:44,680 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61fe31bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:59:44, skipping insertion in model container [2025-03-04 15:59:44,680 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:59:44,680 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:44" (2/3) ... [2025-03-04 15:59:44,680 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61fe31bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:59:44, skipping insertion in model container [2025-03-04 15:59:44,680 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:59:44,680 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:59:44" (3/3) ... [2025-03-04 15:59:44,681 INFO L363 chiAutomizerObserver]: Analyzing ICFG interpolation2.c [2025-03-04 15:59:44,718 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-04 15:59:44,718 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-04 15:59:44,718 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-04 15:59:44,718 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-04 15:59:44,718 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-04 15:59:44,718 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-04 15:59:44,718 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-04 15:59:44,719 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-04 15:59:44,723 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:59:44,736 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:59:44,739 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:59:44,739 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:59:44,742 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:59:44,743 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:59:44,743 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-04 15:59:44,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:59:44,746 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:59:44,746 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:59:44,746 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:59:44,746 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:59:44,746 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:59:44,751 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem8#1, main_#t~post9#1, main_#t~mem14#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1, main_~z~0#1, main_~t~0#1, main_~#min~0#1.base, main_~#min~0#1.offset, main_~#max~0#1.base, main_~#max~0#1.offset, main_~#org~0#1.base, main_~#org~0#1.offset, main_~#slope~0#1.base, main_~#slope~0#1.offset;havoc main_~i~0#1;havoc main_~z~0#1;havoc main_~t~0#1;call main_~#min~0#1.base, main_~#min~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#3(~convertINTToFLOAT(5), main_~#min~0#1.base, main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(10), main_~#min~0#1.base, 4 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(12), main_~#min~0#1.base, 8 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(30), main_~#min~0#1.base, 12 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(150), main_~#min~0#1.base, 16 + main_~#min~0#1.offset, 4);call main_~#max~0#1.base, main_~#max~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#1(~convertINTToFLOAT(10), main_~#max~0#1.base, main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(12), main_~#max~0#1.base, 4 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(30), main_~#max~0#1.base, 8 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(150), main_~#max~0#1.base, 12 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(300), main_~#max~0#1.base, 16 + main_~#max~0#1.offset, 4);call main_~#org~0#1.base, main_~#org~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#2(~convertINTToFLOAT(1), main_~#org~0#1.base, main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(5), main_~#org~0#1.base, 4 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(-10), main_~#org~0#1.base, 8 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(30), main_~#org~0#1.base, 12 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(20), main_~#org~0#1.base, 16 + main_~#org~0#1.offset, 4);call main_~#slope~0#1.base, main_~#slope~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#4(~convertINTToFLOAT(4), main_~#slope~0#1.base, main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(-15), main_~#slope~0#1.base, 4 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(40), main_~#slope~0#1.base, 8 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(-10), main_~#slope~0#1.base, 12 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(0), main_~#slope~0#1.base, 16 + main_~#slope~0#1.offset, 4);havoc main_#t~nondet4#1;main_~t~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;call main_#t~mem5#1 := read~real#3(main_~#min~0#1.base, main_~#min~0#1.offset, 4);main_#t~short7#1 := ~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem5#1);" "assume !main_#t~short7#1;" "assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if main_#t~short7#1 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1;" "assume !(0 == assume_abort_if_not_~cond#1);" "havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;main_~i~0#1 := 0;" [2025-03-04 15:59:44,752 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 % 4294967296 < 5;call main_#t~mem8#1 := read~real#1(main_~#max~0#1.base, main_~#max~0#1.offset + 4 * main_~i~0#1, 4);" "assume !~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem8#1);havoc main_#t~mem8#1;main_#t~post9#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" [2025-03-04 15:59:44,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:59:44,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1566936060, now seen corresponding path program 1 times [2025-03-04 15:59:44,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:59:44,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124359171] [2025-03-04 15:59:44,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:59:44,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:59:44,809 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:59:44,834 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:59:44,834 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:44,835 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:59:44,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:59:44,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 15:59:44,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124359171] [2025-03-04 15:59:44,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124359171] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 15:59:44,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 15:59:44,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-04 15:59:44,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693305081] [2025-03-04 15:59:44,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 15:59:44,954 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 15:59:44,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:59:44,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1408, now seen corresponding path program 1 times [2025-03-04 15:59:44,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:59:44,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065247110] [2025-03-04 15:59:44,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:59:44,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:59:44,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:59:44,961 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:59:44,962 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:44,962 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:44,962 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:59:44,963 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:59:44,965 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:59:44,965 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:44,965 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:44,978 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:59:45,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 15:59:45,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-04 15:59:45,094 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-04 15:59:45,095 INFO L87 Difference]: Start difference. First operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:59:45,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 15:59:45,113 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2025-03-04 15:59:45,114 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 18 transitions. [2025-03-04 15:59:45,115 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:59:45,120 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 8 states and 8 transitions. [2025-03-04 15:59:45,121 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-03-04 15:59:45,121 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-03-04 15:59:45,122 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 8 transitions. [2025-03-04 15:59:45,122 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 15:59:45,123 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8 states and 8 transitions. [2025-03-04 15:59:45,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 8 transitions. [2025-03-04 15:59:45,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2025-03-04 15:59:45,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.0) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:59:45,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2025-03-04 15:59:45,140 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 8 transitions. [2025-03-04 15:59:45,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-04 15:59:45,143 INFO L432 stractBuchiCegarLoop]: Abstraction has 8 states and 8 transitions. [2025-03-04 15:59:45,145 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-04 15:59:45,145 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 8 transitions. [2025-03-04 15:59:45,145 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:59:45,145 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:59:45,145 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:59:45,145 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:59:45,145 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:59:45,146 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(17, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem8#1, main_#t~post9#1, main_#t~mem14#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1, main_~z~0#1, main_~t~0#1, main_~#min~0#1.base, main_~#min~0#1.offset, main_~#max~0#1.base, main_~#max~0#1.offset, main_~#org~0#1.base, main_~#org~0#1.offset, main_~#slope~0#1.base, main_~#slope~0#1.offset;havoc main_~i~0#1;havoc main_~z~0#1;havoc main_~t~0#1;call main_~#min~0#1.base, main_~#min~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#3(~convertINTToFLOAT(5), main_~#min~0#1.base, main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(10), main_~#min~0#1.base, 4 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(12), main_~#min~0#1.base, 8 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(30), main_~#min~0#1.base, 12 + main_~#min~0#1.offset, 4);call write~init~real#3(~convertINTToFLOAT(150), main_~#min~0#1.base, 16 + main_~#min~0#1.offset, 4);call main_~#max~0#1.base, main_~#max~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#1(~convertINTToFLOAT(10), main_~#max~0#1.base, main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(12), main_~#max~0#1.base, 4 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(30), main_~#max~0#1.base, 8 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(150), main_~#max~0#1.base, 12 + main_~#max~0#1.offset, 4);call write~init~real#1(~convertINTToFLOAT(300), main_~#max~0#1.base, 16 + main_~#max~0#1.offset, 4);call main_~#org~0#1.base, main_~#org~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#2(~convertINTToFLOAT(1), main_~#org~0#1.base, main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(5), main_~#org~0#1.base, 4 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(-10), main_~#org~0#1.base, 8 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(30), main_~#org~0#1.base, 12 + main_~#org~0#1.offset, 4);call write~init~real#2(~convertINTToFLOAT(20), main_~#org~0#1.base, 16 + main_~#org~0#1.offset, 4);call main_~#slope~0#1.base, main_~#slope~0#1.offset := #Ultimate.allocOnStack(20);call write~init~real#4(~convertINTToFLOAT(4), main_~#slope~0#1.base, main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(-15), main_~#slope~0#1.base, 4 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(40), main_~#slope~0#1.base, 8 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(-10), main_~#slope~0#1.base, 12 + main_~#slope~0#1.offset, 4);call write~init~real#4(~convertINTToFLOAT(0), main_~#slope~0#1.base, 16 + main_~#slope~0#1.offset, 4);havoc main_#t~nondet4#1;main_~t~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;call main_#t~mem5#1 := read~real#3(main_~#min~0#1.base, main_~#min~0#1.offset, 4);main_#t~short7#1 := ~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem5#1);" "assume main_#t~short7#1;call main_#t~mem6#1 := read~real#1(main_~#max~0#1.base, 16 + main_~#max~0#1.offset, 4);main_#t~short7#1 := ~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem6#1);" "assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if main_#t~short7#1 then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1;" "assume !(0 == assume_abort_if_not_~cond#1);" "havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;main_~i~0#1 := 0;" [2025-03-04 15:59:45,146 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 % 4294967296 < 5;call main_#t~mem8#1 := read~real#1(main_~#max~0#1.base, main_~#max~0#1.offset + 4 * main_~i~0#1, 4);" "assume !~someBinaryFLOATComparisonOperation(main_~t~0#1, main_#t~mem8#1);havoc main_#t~mem8#1;main_#t~post9#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" [2025-03-04 15:59:45,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:59:45,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1566906269, now seen corresponding path program 1 times [2025-03-04 15:59:45,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:59:45,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307039290] [2025-03-04 15:59:45,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:59:45,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:59:45,160 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:59:45,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:59:45,185 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:45,185 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:45,185 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:59:45,188 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:59:45,210 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:59:45,210 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:45,210 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:45,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:59:45,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:59:45,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1408, now seen corresponding path program 2 times [2025-03-04 15:59:45,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:59:45,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799978054] [2025-03-04 15:59:45,216 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-04 15:59:45,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:59:45,220 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:59:45,226 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:59:45,226 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-04 15:59:45,226 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:45,226 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:59:45,227 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:59:45,232 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:59:45,232 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:45,232 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:45,233 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:59:45,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:59:45,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1736595940, now seen corresponding path program 1 times [2025-03-04 15:59:45,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:59:45,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601283211] [2025-03-04 15:59:45,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:59:45,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:59:45,245 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:59:45,254 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:59:45,257 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:45,257 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:45,257 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:59:45,260 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:59:45,277 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:59:45,278 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:45,278 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:45,282 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:59:45,796 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 15:59:45,797 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 15:59:45,797 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 15:59:45,797 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 15:59:45,797 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 15:59:45,797 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:45,798 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 15:59:45,798 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 15:59:45,798 INFO L132 ssoRankerPreferences]: Filename of dumped script: interpolation2.c_Iteration2_Lasso [2025-03-04 15:59:45,798 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 15:59:45,799 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 15:59:45,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:45,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:46,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:46,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:46,196 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:46,197 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:59:46,496 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 15:59:46,498 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 15:59:46,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,501 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-03-04 15:59:46,504 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 [2025-03-04 15:59:46,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,523 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,531 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-03-04 15:59:46,534 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 [2025-03-04 15:59:46,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:46,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:46,549 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,557 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-03-04 15:59:46,561 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 [2025-03-04 15:59:46,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,574 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,581 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-03-04 15:59:46,591 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 [2025-03-04 15:59:46,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,611 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-03-04 15:59:46,613 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 [2025-03-04 15:59:46,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:46,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:46,628 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-03-04 15:59:46,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,636 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-03-04 15:59:46,638 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 [2025-03-04 15:59:46,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,660 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-03-04 15:59:46,661 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 [2025-03-04 15:59:46,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,679 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-03-04 15:59:46,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,681 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-03-04 15:59:46,683 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 [2025-03-04 15:59:46,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,695 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-03-04 15:59:46,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,702 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-03-04 15:59:46,703 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 [2025-03-04 15:59:46,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,716 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,722 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-03-04 15:59:46,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,724 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-03-04 15:59:46,726 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 [2025-03-04 15:59:46,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,739 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,747 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-03-04 15:59:46,750 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 [2025-03-04 15:59:46,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:46,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:46,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,778 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-03-04 15:59:46,780 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 [2025-03-04 15:59:46,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:46,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:46,796 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,804 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-03-04 15:59:46,807 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 [2025-03-04 15:59:46,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:46,819 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:46,821 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,828 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-03-04 15:59:46,831 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 [2025-03-04 15:59:46,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,843 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,852 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-03-04 15:59:46,855 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 [2025-03-04 15:59:46,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:46,869 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:46,871 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,880 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-03-04 15:59:46,883 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 [2025-03-04 15:59:46,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,894 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,901 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-03-04 15:59:46,903 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 [2025-03-04 15:59:46,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,914 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,919 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-03-04 15:59:46,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,921 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-03-04 15:59:46,924 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 [2025-03-04 15:59:46,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:59:46,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:59:46,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:59:46,935 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,943 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-03-04 15:59:46,945 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 [2025-03-04 15:59:46,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:46,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:46,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,972 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-03-04 15:59:46,974 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 [2025-03-04 15:59:46,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:46,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:46,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:46,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:46,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:46,986 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:46,990 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:59:46,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-03-04 15:59:46,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:46,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:46,998 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:46,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-03-04 15:59:47,000 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 [2025-03-04 15:59:47,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:59:47,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:59:47,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:59:47,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:59:47,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:59:47,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:59:47,022 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 15:59:47,034 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2025-03-04 15:59:47,036 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-04 15:59:47,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:47,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:47,039 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:47,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-03-04 15:59:47,042 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 15:59:47,053 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-04 15:59:47,054 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 15:59:47,054 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#max~0#1.offset, ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#max~0#1.base)_1) = -1*ULTIMATE.start_main_~#max~0#1.offset - 4*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#max~0#1.base)_1 Supporting invariants [] [2025-03-04 15:59:47,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2025-03-04 15:59:47,108 INFO L156 tatePredicateManager]: 23 out of 23 supporting invariants were superfluous and have been removed [2025-03-04 15:59:47,114 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#max~0!offset [2025-03-04 15:59:47,115 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-04 15:59:47,115 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-04 15:59:47,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:59:47,137 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:59:47,147 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:59:47,147 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:47,147 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:59:47,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 15:59:47,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:59:47,162 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:59:47,163 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:59:47,163 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:47,163 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:59:47,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 15:59:47,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:59:47,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:59:47,179 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-03-04 15:59:47,180 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 8 transitions. cyclomatic complexity: 1 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:59:47,207 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 8 transitions. cyclomatic complexity: 1. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 10 states and 11 transitions. Complement of second has 4 states. [2025-03-04 15:59:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-04 15:59:47,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:59:47,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2025-03-04 15:59:47,211 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2025-03-04 15:59:47,211 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:59:47,212 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 8 letters. Loop has 2 letters. [2025-03-04 15:59:47,212 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:59:47,212 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 4 letters. [2025-03-04 15:59:47,212 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:59:47,212 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 11 transitions. [2025-03-04 15:59:47,212 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:59:47,212 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 0 states and 0 transitions. [2025-03-04 15:59:47,212 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-04 15:59:47,213 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-04 15:59:47,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-04 15:59:47,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 15:59:47,213 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:59:47,213 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:59:47,213 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:59:47,213 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-04 15:59:47,213 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-04 15:59:47,213 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:59:47,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-04 15:59:47,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 04.03 03:59:47 BoogieIcfgContainer [2025-03-04 15:59:47,218 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-04 15:59:47,218 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 15:59:47,219 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 15:59:47,219 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 15:59:47,219 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:59:44" (3/4) ... [2025-03-04 15:59:47,221 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 15:59:47,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 15:59:47,222 INFO L158 Benchmark]: Toolchain (without parser) took 2996.77ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 60.9MB in the end (delta: 45.6MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2025-03-04 15:59:47,222 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:59:47,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 126.96ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 94.9MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 15:59:47,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.44ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 15:59:47,223 INFO L158 Benchmark]: Boogie Preprocessor took 25.33ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 91.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:59:47,223 INFO L158 Benchmark]: IcfgBuilder took 274.69ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 77.2MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 15:59:47,223 INFO L158 Benchmark]: BuchiAutomizer took 2544.39ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 62.0MB in the end (delta: 15.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2025-03-04 15:59:47,223 INFO L158 Benchmark]: Witness Printer took 2.79ms. Allocated memory is still 142.6MB. Free memory was 62.0MB in the beginning and 60.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:59:47,224 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 126.96ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 94.9MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.44ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.33ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 91.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 274.69ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 77.2MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2544.39ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 62.0MB in the end (delta: 15.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Witness Printer took 2.79ms. Allocated memory is still 142.6MB. Free memory was 62.0MB in the beginning and 60.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#max~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 23 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital190 mio100 ax100 hnf100 lsp87 ukn75 mio100 lsp28 div202 bol100 ite100 ukn100 eq146 hnf94 smp64 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 20ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-03-04 15:59:47,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-03-04 15:59:47,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE