./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrstr-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8fc3dc66 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/termination-memory-alloca/openbsd_cstrstr-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash 383b4a741115f7461f3219e8b6813a438e778f299f3d0f3c72277e19fd6c8f24 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 19:57:31,301 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 19:57:31,352 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-03-17 19:57:31,355 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 19:57:31,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 19:57:31,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-17 19:57:31,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 19:57:31,374 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 19:57:31,374 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 19:57:31,375 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 19:57:31,375 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 19:57:31,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 19:57:31,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 19:57:31,375 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 19:57:31,375 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-17 19:57:31,375 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-17 19:57:31,375 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-17 19:57:31,375 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-17 19:57:31,375 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-17 19:57:31,375 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-17 19:57:31,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 19:57:31,376 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 19:57:31,376 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 19:57:31,376 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 19:57:31,377 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-17 19:57:31,377 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 383b4a741115f7461f3219e8b6813a438e778f299f3d0f3c72277e19fd6c8f24 [2025-03-17 19:57:31,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 19:57:31,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 19:57:31,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 19:57:31,627 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 19:57:31,627 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 19:57:31,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrstr-alloca-1.i [2025-03-17 19:57:32,753 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bedf090f0/ec6c9d81ce714f1bb3ad2af612ab551a/FLAG418d656c5 [2025-03-17 19:57:33,051 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 19:57:33,052 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrstr-alloca-1.i [2025-03-17 19:57:33,065 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bedf090f0/ec6c9d81ce714f1bb3ad2af612ab551a/FLAG418d656c5 [2025-03-17 19:57:33,342 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bedf090f0/ec6c9d81ce714f1bb3ad2af612ab551a [2025-03-17 19:57:33,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 19:57:33,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 19:57:33,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 19:57:33,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 19:57:33,353 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 19:57:33,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea24f20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33, skipping insertion in model container [2025-03-17 19:57:33,355 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,379 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 19:57:33,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 19:57:33,566 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 19:57:33,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 19:57:33,609 INFO L204 MainTranslator]: Completed translation [2025-03-17 19:57:33,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33 WrapperNode [2025-03-17 19:57:33,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 19:57:33,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 19:57:33,610 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 19:57:33,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 19:57:33,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,639 INFO L138 Inliner]: procedures = 113, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 134 [2025-03-17 19:57:33,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 19:57:33,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 19:57:33,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 19:57:33,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 19:57:33,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,649 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,663 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [5, 5]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2025-03-17 19:57:33,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,667 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,669 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 19:57:33,671 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 19:57:33,671 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 19:57:33,671 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 19:57:33,672 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (1/1) ... [2025-03-17 19:57:33,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:33,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:33,696 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) [2025-03-17 19:57:33,698 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 [2025-03-17 19:57:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 19:57:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 19:57:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 19:57:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 19:57:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 19:57:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 19:57:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 19:57:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 19:57:33,791 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 19:57:33,793 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 19:57:33,925 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L598: havoc main_#t~ret24#1.base, main_#t~ret24#1.offset;call ULTIMATE.dealloc(main_#t~malloc22#1.base, main_#t~malloc22#1.offset);havoc main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call ULTIMATE.dealloc(main_#t~malloc23#1.base, main_#t~malloc23#1.offset);havoc main_#t~malloc23#1.base, main_#t~malloc23#1.offset; [2025-03-17 19:57:33,942 INFO L? ?]: Removed 46 outVars from TransFormulas that were not future-live. [2025-03-17 19:57:33,943 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 19:57:33,950 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 19:57:33,950 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 19:57:33,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:57:33 BoogieIcfgContainer [2025-03-17 19:57:33,951 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 19:57:33,951 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-17 19:57:33,951 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-17 19:57:33,955 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-17 19:57:33,956 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:57:33,956 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.03 07:57:33" (1/3) ... [2025-03-17 19:57:33,957 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51521253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 07:57:33, skipping insertion in model container [2025-03-17 19:57:33,957 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:57:33,957 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:57:33" (2/3) ... [2025-03-17 19:57:33,957 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51521253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 07:57:33, skipping insertion in model container [2025-03-17 19:57:33,957 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:57:33,957 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:57:33" (3/3) ... [2025-03-17 19:57:33,958 INFO L363 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrstr-alloca-1.i [2025-03-17 19:57:33,987 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-17 19:57:33,987 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-17 19:57:33,987 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-17 19:57:33,987 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-17 19:57:33,987 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-17 19:57:33,988 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-17 19:57:33,988 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-17 19:57:33,988 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-17 19:57:33,991 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.6) internal successors, (40), 25 states have internal predecessors, (40), 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) [2025-03-17 19:57:34,004 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2025-03-17 19:57:34,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:57:34,006 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:57:34,010 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-03-17 19:57:34,010 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-17 19:57:34,010 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-17 19:57:34,011 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.6) internal successors, (40), 25 states have internal predecessors, (40), 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) [2025-03-17 19:57:34,013 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2025-03-17 19:57:34,013 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:57:34,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:57:34,013 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-03-17 19:57:34,013 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-17 19:57:34,018 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_#t~ret24#1.base, main_#t~ret24#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet20#1;main_~length1~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;main_~length2~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1;" "assume !(main_~length1~0#1 < 1);" "assume main_~length2~0#1 < 1;main_~length2~0#1 := 1;" "call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrstr } true;cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset, cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrstr_#res#1.base, cstrstr_#res#1.offset;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, cstrstr_#t~mem14#1, cstrstr_#t~ret15#1, cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, cstrstr_#t~mem17#1, cstrstr_#t~ret18#1, cstrstr_#t~post19#1.base, cstrstr_#t~post19#1.offset, cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~c~0#1, cstrstr_~sc~0#1, cstrstr_~len~0#1;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset;havoc cstrstr_~c~0#1;havoc cstrstr_~sc~0#1;havoc cstrstr_~len~0#1;cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#t~post13#1.base, 1 + cstrstr_#t~post13#1.offset;call cstrstr_#t~mem14#1 := read~int#0(cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, 1);cstrstr_~c~0#1 := cstrstr_#t~mem14#1;" "assume 0 != cstrstr_~c~0#1;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset;havoc cstrstr_#t~mem14#1;assume { :begin_inline_cstrlen } true;cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;havoc cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~str#1.base, cstrlen_~str#1.offset := cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;havoc cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~str#1.base, cstrlen_~str#1.offset;" [2025-03-17 19:57:34,019 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume 0 != cstrlen_#t~mem2#1;havoc cstrlen_#t~mem2#1;cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;havoc cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset;" [2025-03-17 19:57:34,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:34,023 INFO L85 PathProgramCache]: Analyzing trace with hash 77264909, now seen corresponding path program 1 times [2025-03-17 19:57:34,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:34,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900599541] [2025-03-17 19:57:34,030 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:34,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:34,099 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 19:57:34,138 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 19:57:34,139 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:34,139 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:34,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:34,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:57:34,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900599541] [2025-03-17 19:57:34,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900599541] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:57:34,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:57:34,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 19:57:34,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713906608] [2025-03-17 19:57:34,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:57:34,473 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 19:57:34,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:34,474 INFO L85 PathProgramCache]: Analyzing trace with hash 2304, now seen corresponding path program 1 times [2025-03-17 19:57:34,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:34,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606938747] [2025-03-17 19:57:34,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:34,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:34,479 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 19:57:34,480 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 19:57:34,480 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:34,480 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:34,480 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:34,485 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 19:57:34,486 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 19:57:34,486 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:34,486 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:34,499 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:34,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:57:34,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:57:34,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 19:57:34,584 INFO L87 Difference]: Start difference. First operand has 26 states, 25 states have (on average 1.6) internal successors, (40), 25 states have internal predecessors, (40), 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, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 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) [2025-03-17 19:57:34,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:57:34,612 INFO L93 Difference]: Finished difference Result 28 states and 38 transitions. [2025-03-17 19:57:34,612 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 38 transitions. [2025-03-17 19:57:34,613 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2025-03-17 19:57:34,620 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 20 states and 27 transitions. [2025-03-17 19:57:34,621 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2025-03-17 19:57:34,622 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2025-03-17 19:57:34,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 27 transitions. [2025-03-17 19:57:34,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 19:57:34,622 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-03-17 19:57:34,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 27 transitions. [2025-03-17 19:57:34,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2025-03-17 19:57:34,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.35) internal successors, (27), 19 states have internal predecessors, (27), 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) [2025-03-17 19:57:34,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 27 transitions. [2025-03-17 19:57:34,639 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-03-17 19:57:34,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 19:57:34,643 INFO L432 stractBuchiCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-03-17 19:57:34,643 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-17 19:57:34,644 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 27 transitions. [2025-03-17 19:57:34,644 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2025-03-17 19:57:34,644 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:57:34,644 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:57:34,645 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-03-17 19:57:34,645 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-17 19:57:34,645 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_#t~ret24#1.base, main_#t~ret24#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet20#1;main_~length1~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;main_~length2~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrstr } true;cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset, cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrstr_#res#1.base, cstrstr_#res#1.offset;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, cstrstr_#t~mem14#1, cstrstr_#t~ret15#1, cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, cstrstr_#t~mem17#1, cstrstr_#t~ret18#1, cstrstr_#t~post19#1.base, cstrstr_#t~post19#1.offset, cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~c~0#1, cstrstr_~sc~0#1, cstrstr_~len~0#1;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset;havoc cstrstr_~c~0#1;havoc cstrstr_~sc~0#1;havoc cstrstr_~len~0#1;cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#t~post13#1.base, 1 + cstrstr_#t~post13#1.offset;call cstrstr_#t~mem14#1 := read~int#0(cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, 1);cstrstr_~c~0#1 := cstrstr_#t~mem14#1;" "assume 0 != cstrstr_~c~0#1;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset;havoc cstrstr_#t~mem14#1;assume { :begin_inline_cstrlen } true;cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;havoc cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~str#1.base, cstrlen_~str#1.offset := cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;havoc cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~str#1.base, cstrlen_~str#1.offset;" [2025-03-17 19:57:34,645 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume 0 != cstrlen_#t~mem2#1;havoc cstrlen_#t~mem2#1;cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;havoc cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset;" [2025-03-17 19:57:34,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:34,646 INFO L85 PathProgramCache]: Analyzing trace with hash 77265870, now seen corresponding path program 1 times [2025-03-17 19:57:34,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:34,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192044593] [2025-03-17 19:57:34,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:34,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:34,668 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 19:57:34,682 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 19:57:34,684 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:34,684 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:34,684 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:34,688 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 19:57:34,701 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 19:57:34,701 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:34,701 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:34,705 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:34,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:34,706 INFO L85 PathProgramCache]: Analyzing trace with hash 2304, now seen corresponding path program 2 times [2025-03-17 19:57:34,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:34,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547941963] [2025-03-17 19:57:34,707 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 19:57:34,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:34,712 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-03-17 19:57:34,714 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 19:57:34,715 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 19:57:34,715 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:34,715 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:34,716 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 19:57:34,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 19:57:34,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:34,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:34,720 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:34,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:34,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1238058381, now seen corresponding path program 1 times [2025-03-17 19:57:34,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:34,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837612205] [2025-03-17 19:57:34,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:34,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:34,730 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-17 19:57:34,743 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-17 19:57:34,743 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:34,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:34,743 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:34,746 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-17 19:57:34,760 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-17 19:57:34,762 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:34,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:34,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:35,566 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 19:57:35,567 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 19:57:35,567 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 19:57:35,567 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 19:57:35,567 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 19:57:35,567 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:35,567 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 19:57:35,567 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 19:57:35,568 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrstr-alloca-1.i_Iteration2_Lasso [2025-03-17 19:57:35,568 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 19:57:35,568 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 19:57:35,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,835 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,837 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,840 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,842 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,845 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,848 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,850 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,854 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,856 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:35,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:36,146 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 19:57:36,148 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 19:57:36,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,151 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) [2025-03-17 19:57:36,152 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 [2025-03-17 19:57:36,153 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 [2025-03-17 19:57:36,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,172 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-03-17 19:57:36,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,180 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) [2025-03-17 19:57:36,181 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 [2025-03-17 19:57:36,182 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 [2025-03-17 19:57:36,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,194 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,201 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 [2025-03-17 19:57:36,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,203 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) [2025-03-17 19:57:36,218 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 [2025-03-17 19:57:36,218 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 [2025-03-17 19:57:36,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,237 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 [2025-03-17 19:57:36,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,239 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) [2025-03-17 19:57:36,241 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 [2025-03-17 19:57:36,242 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 [2025-03-17 19:57:36,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,256 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,261 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 [2025-03-17 19:57:36,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,263 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) [2025-03-17 19:57:36,265 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 [2025-03-17 19:57:36,267 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 [2025-03-17 19:57:36,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,280 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,287 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 [2025-03-17 19:57:36,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,290 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) [2025-03-17 19:57:36,292 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 [2025-03-17 19:57:36,293 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 [2025-03-17 19:57:36,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,306 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,312 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 [2025-03-17 19:57:36,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,315 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) [2025-03-17 19:57:36,317 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 [2025-03-17 19:57:36,317 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 [2025-03-17 19:57:36,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,330 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,336 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 [2025-03-17 19:57:36,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,338 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) [2025-03-17 19:57:36,339 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 [2025-03-17 19:57:36,341 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 [2025-03-17 19:57:36,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,361 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 [2025-03-17 19:57:36,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,363 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) [2025-03-17 19:57:36,364 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 [2025-03-17 19:57:36,367 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 [2025-03-17 19:57:36,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,379 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:36,379 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:36,382 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:36,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,389 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) [2025-03-17 19:57:36,391 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 [2025-03-17 19:57:36,392 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 [2025-03-17 19:57:36,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-03-17 19:57:36,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,412 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) [2025-03-17 19:57:36,415 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 [2025-03-17 19:57:36,416 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 [2025-03-17 19:57:36,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,428 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-03-17 19:57:36,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,436 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) [2025-03-17 19:57:36,437 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 [2025-03-17 19:57:36,439 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 [2025-03-17 19:57:36,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:36,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:36,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:36,451 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,457 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-03-17 19:57:36,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,459 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) [2025-03-17 19:57:36,460 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 [2025-03-17 19:57:36,463 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 [2025-03-17 19:57:36,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,475 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2025-03-17 19:57:36,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,481 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2025-03-17 19:57:36,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:36,485 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,491 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 [2025-03-17 19:57:36,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,494 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) [2025-03-17 19:57:36,496 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 [2025-03-17 19:57:36,497 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 [2025-03-17 19:57:36,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:36,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:36,512 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,518 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 [2025-03-17 19:57:36,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,520 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) [2025-03-17 19:57:36,522 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 [2025-03-17 19:57:36,525 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 [2025-03-17 19:57:36,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,539 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:36,539 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:36,543 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,550 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 [2025-03-17 19:57:36,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,555 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) [2025-03-17 19:57:36,557 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 [2025-03-17 19:57:36,559 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 [2025-03-17 19:57:36,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:36,572 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:36,575 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,581 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 [2025-03-17 19:57:36,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,583 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) [2025-03-17 19:57:36,586 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 [2025-03-17 19:57:36,586 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 [2025-03-17 19:57:36,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:36,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:36,608 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:36,614 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:36,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,618 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) [2025-03-17 19:57:36,620 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 [2025-03-17 19:57:36,620 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 [2025-03-17 19:57:36,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:36,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:36,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:36,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:36,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:36,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:36,648 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 19:57:36,689 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-03-17 19:57:36,691 INFO L444 ModelExtractionUtils]: 7 out of 19 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-17 19:57:36,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:36,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:36,696 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) [2025-03-17 19:57:36,697 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 [2025-03-17 19:57:36,698 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 19:57:36,710 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 19:57:36,710 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 19:57:36,710 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_1, ULTIMATE.start_cstrlen_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_1 - 1*ULTIMATE.start_cstrlen_~s~0#1.offset Supporting invariants [] [2025-03-17 19:57:36,716 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 [2025-03-17 19:57:36,735 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2025-03-17 19:57:36,741 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2025-03-17 19:57:36,742 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-17 19:57:36,742 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-17 19:57:36,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:36,776 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 19:57:36,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 19:57:36,789 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:36,789 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:36,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-03-17 19:57:36,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:36,810 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 19:57:36,812 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 19:57:36,812 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:36,812 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:36,812 WARN L254 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-17 19:57:36,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:36,829 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-03-17 19:57:36,830 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 27 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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) [2025-03-17 19:57:36,886 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 27 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 23 states and 31 transitions. Complement of second has 6 states. [2025-03-17 19:57:36,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-17 19:57:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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) [2025-03-17 19:57:36,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2025-03-17 19:57:36,890 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 5 letters. Loop has 2 letters. [2025-03-17 19:57:36,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:36,890 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 7 letters. Loop has 2 letters. [2025-03-17 19:57:36,891 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:36,891 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 5 letters. Loop has 4 letters. [2025-03-17 19:57:36,891 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:36,891 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 31 transitions. [2025-03-17 19:57:36,891 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2025-03-17 19:57:36,892 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 22 states and 30 transitions. [2025-03-17 19:57:36,892 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2025-03-17 19:57:36,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2025-03-17 19:57:36,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 30 transitions. [2025-03-17 19:57:36,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 19:57:36,892 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 30 transitions. [2025-03-17 19:57:36,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 30 transitions. [2025-03-17 19:57:36,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2025-03-17 19:57:36,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 21 states have internal predecessors, (30), 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) [2025-03-17 19:57:36,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 30 transitions. [2025-03-17 19:57:36,893 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 30 transitions. [2025-03-17 19:57:36,893 INFO L432 stractBuchiCegarLoop]: Abstraction has 22 states and 30 transitions. [2025-03-17 19:57:36,893 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-17 19:57:36,893 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 30 transitions. [2025-03-17 19:57:36,894 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2025-03-17 19:57:36,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:57:36,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:57:36,894 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:57:36,895 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-17 19:57:36,895 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_#t~ret24#1.base, main_#t~ret24#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet20#1;main_~length1~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;main_~length2~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrstr } true;cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset, cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrstr_#res#1.base, cstrstr_#res#1.offset;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, cstrstr_#t~mem14#1, cstrstr_#t~ret15#1, cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, cstrstr_#t~mem17#1, cstrstr_#t~ret18#1, cstrstr_#t~post19#1.base, cstrstr_#t~post19#1.offset, cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~c~0#1, cstrstr_~sc~0#1, cstrstr_~len~0#1;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset;havoc cstrstr_~c~0#1;havoc cstrstr_~sc~0#1;havoc cstrstr_~len~0#1;cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#t~post13#1.base, 1 + cstrstr_#t~post13#1.offset;call cstrstr_#t~mem14#1 := read~int#0(cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, 1);cstrstr_~c~0#1 := cstrstr_#t~mem14#1;" "assume 0 != cstrstr_~c~0#1;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset;havoc cstrstr_#t~mem14#1;assume { :begin_inline_cstrlen } true;cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;havoc cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~str#1.base, cstrlen_~str#1.offset := cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;havoc cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~str#1.base, cstrlen_~str#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume !(0 != cstrlen_#t~mem2#1);havoc cstrlen_#t~mem2#1;" "assume cstrlen_~s~0#1.base == cstrlen_~str#1.base;cstrlen_#res#1 := cstrlen_~s~0#1.offset - cstrlen_~str#1.offset;cstrstr_#t~ret15#1 := cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;havoc cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;assume { :end_inline_cstrlen } true;cstrstr_~len~0#1 := cstrstr_#t~ret15#1;havoc cstrstr_#t~ret15#1;" [2025-03-17 19:57:36,895 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset := cstrstr_~s#1.base, cstrstr_~s#1.offset;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#t~post16#1.base, 1 + cstrstr_#t~post16#1.offset;call cstrstr_#t~mem17#1 := read~int#1(cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, 1);cstrstr_~sc~0#1 := cstrstr_#t~mem17#1;" "assume !(0 == cstrstr_~sc~0#1);havoc cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset;havoc cstrstr_#t~mem17#1;" "assume cstrstr_~sc~0#1 != cstrstr_~c~0#1;" [2025-03-17 19:57:36,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:36,895 INFO L85 PathProgramCache]: Analyzing trace with hash -274895847, now seen corresponding path program 1 times [2025-03-17 19:57:36,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:36,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444251736] [2025-03-17 19:57:36,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:36,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:36,904 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-17 19:57:36,916 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-17 19:57:36,916 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:36,916 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:36,916 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:36,918 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-17 19:57:36,924 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-17 19:57:36,925 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:36,925 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:36,927 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:36,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:36,928 INFO L85 PathProgramCache]: Analyzing trace with hash 63517, now seen corresponding path program 1 times [2025-03-17 19:57:36,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:36,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148396904] [2025-03-17 19:57:36,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:36,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:36,933 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:57:36,934 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:57:36,934 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:36,935 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:36,935 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:36,935 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:57:36,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:57:36,937 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:36,937 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:36,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:36,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:36,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1080489221, now seen corresponding path program 1 times [2025-03-17 19:57:36,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:36,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873290175] [2025-03-17 19:57:36,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:36,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:36,946 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-17 19:57:36,958 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-17 19:57:36,958 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:36,958 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:36,958 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:36,960 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-17 19:57:36,969 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-17 19:57:36,969 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:36,969 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:36,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:37,436 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 [2025-03-17 19:57:37,708 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 19:57:37,708 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 19:57:37,708 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 19:57:37,708 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 19:57:37,708 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 19:57:37,708 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:37,708 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 19:57:37,708 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 19:57:37,708 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrstr-alloca-1.i_Iteration3_Lasso [2025-03-17 19:57:37,708 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 19:57:37,708 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 19:57:37,710 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:37,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:38,240 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 19:57:38,240 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 19:57:38,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:38,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:38,244 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) [2025-03-17 19:57:38,244 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 [2025-03-17 19:57:38,245 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 [2025-03-17 19:57:38,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:38,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:38,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:38,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:38,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:38,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:38,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:38,256 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:38,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-03-17 19:57:38,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:38,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:38,264 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) [2025-03-17 19:57:38,264 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 [2025-03-17 19:57:38,265 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 [2025-03-17 19:57:38,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:38,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:38,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:38,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:38,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:38,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:38,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:38,276 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:38,282 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 [2025-03-17 19:57:38,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:38,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:38,284 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) [2025-03-17 19:57:38,285 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 [2025-03-17 19:57:38,285 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 [2025-03-17 19:57:38,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:38,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:38,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:38,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:38,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:38,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:38,304 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:38,311 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 [2025-03-17 19:57:38,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:38,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:38,313 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:38,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-03-17 19:57:38,314 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 [2025-03-17 19:57:38,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:38,324 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2025-03-17 19:57:38,324 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2025-03-17 19:57:38,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:38,337 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2025-03-17 19:57:38,337 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2025-03-17 19:57:38,364 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:38,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-03-17 19:57:38,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:38,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:38,375 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:38,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-03-17 19:57:38,379 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 [2025-03-17 19:57:38,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:38,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:38,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:38,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:38,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:38,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:38,396 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:38,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:38,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:38,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:38,407 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:38,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-03-17 19:57:38,411 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 [2025-03-17 19:57:38,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:38,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:38,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:38,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:38,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:38,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:38,433 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 19:57:38,449 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-03-17 19:57:38,449 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-17 19:57:38,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:38,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:38,451 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:38,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-03-17 19:57:38,453 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 19:57:38,464 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 19:57:38,464 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 19:57:38,464 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrstr_~s#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc22#1.base)_2) = -1*ULTIMATE.start_cstrstr_~s#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc22#1.base)_2 Supporting invariants [] [2025-03-17 19:57:38,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:38,487 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2025-03-17 19:57:38,489 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset [2025-03-17 19:57:38,490 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-17 19:57:38,490 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-17 19:57:38,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:38,514 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-17 19:57:38,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-17 19:57:38,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:38,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:38,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-17 19:57:38,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:38,552 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:57:38,555 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:57:38,555 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:38,555 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:38,555 WARN L254 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 19:57:38,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:38,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:38,577 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-03-17 19:57:38,578 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 30 transitions. cyclomatic complexity: 10 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2025-03-17 19:57:38,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-03-17 19:57:38,622 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 30 transitions. cyclomatic complexity: 10. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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 34 states and 47 transitions. Complement of second has 5 states. [2025-03-17 19:57:38,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-17 19:57:38,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2025-03-17 19:57:38,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 28 transitions. [2025-03-17 19:57:38,624 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 8 letters. Loop has 3 letters. [2025-03-17 19:57:38,624 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:38,624 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 11 letters. Loop has 3 letters. [2025-03-17 19:57:38,624 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:38,624 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 8 letters. Loop has 6 letters. [2025-03-17 19:57:38,625 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:38,625 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 47 transitions. [2025-03-17 19:57:38,625 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:57:38,625 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 30 states and 39 transitions. [2025-03-17 19:57:38,625 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-03-17 19:57:38,626 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2025-03-17 19:57:38,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 39 transitions. [2025-03-17 19:57:38,626 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 19:57:38,626 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2025-03-17 19:57:38,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 39 transitions. [2025-03-17 19:57:38,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2025-03-17 19:57:38,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3) internal successors, (39), 29 states have internal predecessors, (39), 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) [2025-03-17 19:57:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2025-03-17 19:57:38,629 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2025-03-17 19:57:38,629 INFO L432 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2025-03-17 19:57:38,630 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-17 19:57:38,630 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2025-03-17 19:57:38,630 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:57:38,630 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:57:38,630 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:57:38,631 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:57:38,632 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-03-17 19:57:38,633 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_#t~ret24#1.base, main_#t~ret24#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet20#1;main_~length1~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;main_~length2~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrstr } true;cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset, cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrstr_#res#1.base, cstrstr_#res#1.offset;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, cstrstr_#t~mem14#1, cstrstr_#t~ret15#1, cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, cstrstr_#t~mem17#1, cstrstr_#t~ret18#1, cstrstr_#t~post19#1.base, cstrstr_#t~post19#1.offset, cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~c~0#1, cstrstr_~sc~0#1, cstrstr_~len~0#1;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset;havoc cstrstr_~c~0#1;havoc cstrstr_~sc~0#1;havoc cstrstr_~len~0#1;cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#t~post13#1.base, 1 + cstrstr_#t~post13#1.offset;call cstrstr_#t~mem14#1 := read~int#0(cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, 1);cstrstr_~c~0#1 := cstrstr_#t~mem14#1;" "assume 0 != cstrstr_~c~0#1;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset;havoc cstrstr_#t~mem14#1;assume { :begin_inline_cstrlen } true;cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;havoc cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~str#1.base, cstrlen_~str#1.offset := cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;havoc cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~str#1.base, cstrlen_~str#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume !(0 != cstrlen_#t~mem2#1);havoc cstrlen_#t~mem2#1;" "assume cstrlen_~s~0#1.base == cstrlen_~str#1.base;cstrlen_#res#1 := cstrlen_~s~0#1.offset - cstrlen_~str#1.offset;cstrstr_#t~ret15#1 := cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;havoc cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;assume { :end_inline_cstrlen } true;cstrstr_~len~0#1 := cstrstr_#t~ret15#1;havoc cstrstr_#t~ret15#1;" "assume true;cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset := cstrstr_~s#1.base, cstrstr_~s#1.offset;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#t~post16#1.base, 1 + cstrstr_#t~post16#1.offset;call cstrstr_#t~mem17#1 := read~int#1(cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, 1);cstrstr_~sc~0#1 := cstrstr_#t~mem17#1;" "assume !(0 == cstrstr_~sc~0#1);havoc cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset;havoc cstrstr_#t~mem17#1;" "assume !(cstrstr_~sc~0#1 != cstrstr_~c~0#1);" "assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~len~0#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem5#1, cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, cstrncmp_#t~mem6#1, cstrncmp_#t~mem8#1, cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset, cstrncmp_#t~mem9#1, cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, cstrncmp_#t~mem11#1, cstrncmp_#t~pre12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;" "assume !(0 == cstrncmp_~n#1 % 18446744073709551616);" [2025-03-17 19:57:38,633 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrncmp_#t~mem5#1 := read~int#1(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post4#1.base, 1 + cstrncmp_#t~post4#1.offset;call cstrncmp_#t~mem6#1 := read~int#0(cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, 1);" "assume !(cstrncmp_#t~mem5#1 != cstrncmp_#t~mem6#1);havoc cstrncmp_#t~mem5#1;havoc cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset;havoc cstrncmp_#t~mem6#1;cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post10#1.base, 1 + cstrncmp_#t~post10#1.offset;call cstrncmp_#t~mem11#1 := read~int#1(cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, 1);" "assume !(0 == cstrncmp_#t~mem11#1);havoc cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset;havoc cstrncmp_#t~mem11#1;cstrncmp_#t~pre12#1 := cstrncmp_~n#1 - 1;cstrncmp_~n#1 := cstrncmp_~n#1 - 1;" "assume 0 != cstrncmp_#t~pre12#1 % 18446744073709551616;havoc cstrncmp_#t~pre12#1;" [2025-03-17 19:57:38,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:38,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1031942395, now seen corresponding path program 1 times [2025-03-17 19:57:38,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:38,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122729135] [2025-03-17 19:57:38,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:38,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:38,641 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 19:57:38,650 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 19:57:38,653 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:38,653 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:38,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:38,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:57:38,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122729135] [2025-03-17 19:57:38,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122729135] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:57:38,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:57:38,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 19:57:38,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738663914] [2025-03-17 19:57:38,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:57:38,756 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 19:57:38,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:38,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1630395, now seen corresponding path program 1 times [2025-03-17 19:57:38,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:38,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912617698] [2025-03-17 19:57:38,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:38,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:38,761 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:38,765 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:38,765 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:38,765 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:38,765 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:38,766 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:38,773 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:38,773 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:38,773 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:38,775 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:38,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:57:38,940 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 19:57:38,940 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:57:38,941 INFO L87 Difference]: Start difference. First operand 30 states and 39 transitions. cyclomatic complexity: 12 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) [2025-03-17 19:57:38,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:57:38,975 INFO L93 Difference]: Finished difference Result 44 states and 54 transitions. [2025-03-17 19:57:38,975 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 54 transitions. [2025-03-17 19:57:38,976 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:57:38,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 31 states and 39 transitions. [2025-03-17 19:57:38,976 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2025-03-17 19:57:38,976 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2025-03-17 19:57:38,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 39 transitions. [2025-03-17 19:57:38,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 19:57:38,977 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 39 transitions. [2025-03-17 19:57:38,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 39 transitions. [2025-03-17 19:57:38,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2025-03-17 19:57:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 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) [2025-03-17 19:57:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 38 transitions. [2025-03-17 19:57:38,978 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2025-03-17 19:57:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 19:57:38,981 INFO L432 stractBuchiCegarLoop]: Abstraction has 30 states and 38 transitions. [2025-03-17 19:57:38,981 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-17 19:57:38,982 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 38 transitions. [2025-03-17 19:57:38,983 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:57:38,983 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:57:38,983 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:57:38,983 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:57:38,983 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-03-17 19:57:38,983 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_#t~ret24#1.base, main_#t~ret24#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet20#1;main_~length1~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;main_~length2~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrstr } true;cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset, cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrstr_#res#1.base, cstrstr_#res#1.offset;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, cstrstr_#t~mem14#1, cstrstr_#t~ret15#1, cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, cstrstr_#t~mem17#1, cstrstr_#t~ret18#1, cstrstr_#t~post19#1.base, cstrstr_#t~post19#1.offset, cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~c~0#1, cstrstr_~sc~0#1, cstrstr_~len~0#1;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset;havoc cstrstr_~c~0#1;havoc cstrstr_~sc~0#1;havoc cstrstr_~len~0#1;cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#t~post13#1.base, 1 + cstrstr_#t~post13#1.offset;call cstrstr_#t~mem14#1 := read~int#0(cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, 1);cstrstr_~c~0#1 := cstrstr_#t~mem14#1;" "assume 0 != cstrstr_~c~0#1;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset;havoc cstrstr_#t~mem14#1;assume { :begin_inline_cstrlen } true;cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;havoc cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~str#1.base, cstrlen_~str#1.offset := cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;havoc cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~str#1.base, cstrlen_~str#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume 0 != cstrlen_#t~mem2#1;havoc cstrlen_#t~mem2#1;cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;havoc cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume !(0 != cstrlen_#t~mem2#1);havoc cstrlen_#t~mem2#1;" "assume cstrlen_~s~0#1.base == cstrlen_~str#1.base;cstrlen_#res#1 := cstrlen_~s~0#1.offset - cstrlen_~str#1.offset;cstrstr_#t~ret15#1 := cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;havoc cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;assume { :end_inline_cstrlen } true;cstrstr_~len~0#1 := cstrstr_#t~ret15#1;havoc cstrstr_#t~ret15#1;" "assume true;cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset := cstrstr_~s#1.base, cstrstr_~s#1.offset;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#t~post16#1.base, 1 + cstrstr_#t~post16#1.offset;call cstrstr_#t~mem17#1 := read~int#1(cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, 1);cstrstr_~sc~0#1 := cstrstr_#t~mem17#1;" "assume !(0 == cstrstr_~sc~0#1);havoc cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset;havoc cstrstr_#t~mem17#1;" "assume !(cstrstr_~sc~0#1 != cstrstr_~c~0#1);" "assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~len~0#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem5#1, cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, cstrncmp_#t~mem6#1, cstrncmp_#t~mem8#1, cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset, cstrncmp_#t~mem9#1, cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, cstrncmp_#t~mem11#1, cstrncmp_#t~pre12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;" "assume !(0 == cstrncmp_~n#1 % 18446744073709551616);" [2025-03-17 19:57:38,983 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrncmp_#t~mem5#1 := read~int#1(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post4#1.base, 1 + cstrncmp_#t~post4#1.offset;call cstrncmp_#t~mem6#1 := read~int#0(cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, 1);" "assume !(cstrncmp_#t~mem5#1 != cstrncmp_#t~mem6#1);havoc cstrncmp_#t~mem5#1;havoc cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset;havoc cstrncmp_#t~mem6#1;cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post10#1.base, 1 + cstrncmp_#t~post10#1.offset;call cstrncmp_#t~mem11#1 := read~int#1(cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, 1);" "assume !(0 == cstrncmp_#t~mem11#1);havoc cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset;havoc cstrncmp_#t~mem11#1;cstrncmp_#t~pre12#1 := cstrncmp_~n#1 - 1;cstrncmp_~n#1 := cstrncmp_~n#1 - 1;" "assume 0 != cstrncmp_#t~pre12#1 % 18446744073709551616;havoc cstrncmp_#t~pre12#1;" [2025-03-17 19:57:38,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:38,986 INFO L85 PathProgramCache]: Analyzing trace with hash -94115388, now seen corresponding path program 1 times [2025-03-17 19:57:38,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:38,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711664376] [2025-03-17 19:57:38,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:38,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:38,996 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-17 19:57:39,008 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-17 19:57:39,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:39,008 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,008 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:39,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-17 19:57:39,021 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-17 19:57:39,021 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:39,021 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:39,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:39,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1630395, now seen corresponding path program 2 times [2025-03-17 19:57:39,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:39,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352759690] [2025-03-17 19:57:39,026 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 19:57:39,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:39,029 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:39,031 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:39,031 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 19:57:39,031 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,031 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:39,032 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:39,034 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:39,034 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:39,034 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,035 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:39,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:39,037 INFO L85 PathProgramCache]: Analyzing trace with hash -283365122, now seen corresponding path program 1 times [2025-03-17 19:57:39,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:39,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831089858] [2025-03-17 19:57:39,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:39,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:39,053 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-17 19:57:39,062 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-17 19:57:39,062 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:39,062 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:39,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:39,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:57:39,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831089858] [2025-03-17 19:57:39,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831089858] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:57:39,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786367118] [2025-03-17 19:57:39,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:39,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:57:39,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:39,171 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:57:39,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2025-03-17 19:57:39,223 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-17 19:57:39,245 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-17 19:57:39,245 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:39,245 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:39,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-17 19:57:39,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:39,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:39,271 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 19:57:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:39,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786367118] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 19:57:39,363 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 19:57:39,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2025-03-17 19:57:39,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380826140] [2025-03-17 19:57:39,363 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 19:57:39,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:57:39,496 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-03-17 19:57:39,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2025-03-17 19:57:39,497 INFO L87 Difference]: Start difference. First operand 30 states and 38 transitions. cyclomatic complexity: 11 Second operand has 13 states, 12 states have (on average 3.0) internal successors, (36), 13 states have internal predecessors, (36), 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) [2025-03-17 19:57:39,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:57:39,577 INFO L93 Difference]: Finished difference Result 57 states and 69 transitions. [2025-03-17 19:57:39,577 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 69 transitions. [2025-03-17 19:57:39,577 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:57:39,578 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 33 states and 41 transitions. [2025-03-17 19:57:39,578 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2025-03-17 19:57:39,578 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2025-03-17 19:57:39,578 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 41 transitions. [2025-03-17 19:57:39,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 19:57:39,578 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 41 transitions. [2025-03-17 19:57:39,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 41 transitions. [2025-03-17 19:57:39,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 32. [2025-03-17 19:57:39,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.25) internal successors, (40), 31 states have internal predecessors, (40), 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) [2025-03-17 19:57:39,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 40 transitions. [2025-03-17 19:57:39,579 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 40 transitions. [2025-03-17 19:57:39,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-17 19:57:39,580 INFO L432 stractBuchiCegarLoop]: Abstraction has 32 states and 40 transitions. [2025-03-17 19:57:39,580 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-17 19:57:39,580 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 40 transitions. [2025-03-17 19:57:39,580 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:57:39,580 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:57:39,580 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:57:39,580 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:57:39,580 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-03-17 19:57:39,581 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_#t~ret24#1.base, main_#t~ret24#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet20#1;main_~length1~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;main_~length2~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrstr } true;cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset, cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrstr_#res#1.base, cstrstr_#res#1.offset;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, cstrstr_#t~mem14#1, cstrstr_#t~ret15#1, cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, cstrstr_#t~mem17#1, cstrstr_#t~ret18#1, cstrstr_#t~post19#1.base, cstrstr_#t~post19#1.offset, cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~c~0#1, cstrstr_~sc~0#1, cstrstr_~len~0#1;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset;havoc cstrstr_~c~0#1;havoc cstrstr_~sc~0#1;havoc cstrstr_~len~0#1;cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#t~post13#1.base, 1 + cstrstr_#t~post13#1.offset;call cstrstr_#t~mem14#1 := read~int#0(cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, 1);cstrstr_~c~0#1 := cstrstr_#t~mem14#1;" "assume 0 != cstrstr_~c~0#1;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset;havoc cstrstr_#t~mem14#1;assume { :begin_inline_cstrlen } true;cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;havoc cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~str#1.base, cstrlen_~str#1.offset := cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;havoc cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~str#1.base, cstrlen_~str#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume 0 != cstrlen_#t~mem2#1;havoc cstrlen_#t~mem2#1;cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;havoc cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume 0 != cstrlen_#t~mem2#1;havoc cstrlen_#t~mem2#1;cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;havoc cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume !(0 != cstrlen_#t~mem2#1);havoc cstrlen_#t~mem2#1;" "assume cstrlen_~s~0#1.base == cstrlen_~str#1.base;cstrlen_#res#1 := cstrlen_~s~0#1.offset - cstrlen_~str#1.offset;cstrstr_#t~ret15#1 := cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;havoc cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;assume { :end_inline_cstrlen } true;cstrstr_~len~0#1 := cstrstr_#t~ret15#1;havoc cstrstr_#t~ret15#1;" "assume true;cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset := cstrstr_~s#1.base, cstrstr_~s#1.offset;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#t~post16#1.base, 1 + cstrstr_#t~post16#1.offset;call cstrstr_#t~mem17#1 := read~int#1(cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, 1);cstrstr_~sc~0#1 := cstrstr_#t~mem17#1;" "assume !(0 == cstrstr_~sc~0#1);havoc cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset;havoc cstrstr_#t~mem17#1;" "assume !(cstrstr_~sc~0#1 != cstrstr_~c~0#1);" "assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~len~0#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem5#1, cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, cstrncmp_#t~mem6#1, cstrncmp_#t~mem8#1, cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset, cstrncmp_#t~mem9#1, cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, cstrncmp_#t~mem11#1, cstrncmp_#t~pre12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;" "assume !(0 == cstrncmp_~n#1 % 18446744073709551616);" [2025-03-17 19:57:39,582 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrncmp_#t~mem5#1 := read~int#1(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post4#1.base, 1 + cstrncmp_#t~post4#1.offset;call cstrncmp_#t~mem6#1 := read~int#0(cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, 1);" "assume !(cstrncmp_#t~mem5#1 != cstrncmp_#t~mem6#1);havoc cstrncmp_#t~mem5#1;havoc cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset;havoc cstrncmp_#t~mem6#1;cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post10#1.base, 1 + cstrncmp_#t~post10#1.offset;call cstrncmp_#t~mem11#1 := read~int#1(cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, 1);" "assume !(0 == cstrncmp_#t~mem11#1);havoc cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset;havoc cstrncmp_#t~mem11#1;cstrncmp_#t~pre12#1 := cstrncmp_~n#1 - 1;cstrncmp_~n#1 := cstrncmp_~n#1 - 1;" "assume 0 != cstrncmp_#t~pre12#1 % 18446744073709551616;havoc cstrncmp_#t~pre12#1;" [2025-03-17 19:57:39,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:39,582 INFO L85 PathProgramCache]: Analyzing trace with hash -785493821, now seen corresponding path program 2 times [2025-03-17 19:57:39,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:39,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122201538] [2025-03-17 19:57:39,582 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 19:57:39,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:39,593 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 17 statements into 2 equivalence classes. [2025-03-17 19:57:39,606 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 17 of 17 statements. [2025-03-17 19:57:39,606 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-17 19:57:39,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,606 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:39,609 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-17 19:57:39,619 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-17 19:57:39,619 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:39,619 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:39,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:39,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1630395, now seen corresponding path program 3 times [2025-03-17 19:57:39,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:39,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634328048] [2025-03-17 19:57:39,624 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 19:57:39,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:39,630 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:39,633 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:39,634 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 19:57:39,634 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,634 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:39,635 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:39,639 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:39,639 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:39,639 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,641 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:39,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:39,643 INFO L85 PathProgramCache]: Analyzing trace with hash -62062467, now seen corresponding path program 2 times [2025-03-17 19:57:39,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:39,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340729308] [2025-03-17 19:57:39,643 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 19:57:39,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:39,652 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 21 statements into 2 equivalence classes. [2025-03-17 19:57:39,677 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 21 of 21 statements. [2025-03-17 19:57:39,677 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-17 19:57:39,677 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,677 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:39,680 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-03-17 19:57:39,698 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-03-17 19:57:39,698 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:39,698 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:39,702 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:41,054 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 19:57:41,055 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 19:57:41,055 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 19:57:41,055 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 19:57:41,055 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 19:57:41,055 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:41,055 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 19:57:41,055 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 19:57:41,055 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrstr-alloca-1.i_Iteration6_Lasso [2025-03-17 19:57:41,055 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 19:57:41,055 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 19:57:41,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,571 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,613 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:41,618 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:42,045 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 19:57:42,045 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 19:57:42,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,048 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-03-17 19:57:42,051 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 [2025-03-17 19:57:42,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,070 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:42,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,081 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-03-17 19:57:42,086 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 [2025-03-17 19:57:42,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,098 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:42,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,107 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,109 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 [2025-03-17 19:57:42,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-03-17 19:57:42,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,120 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:42,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,128 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-03-17 19:57:42,131 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 [2025-03-17 19:57:42,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,142 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:42,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,149 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-03-17 19:57:42,150 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 [2025-03-17 19:57:42,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,162 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,163 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2025-03-17 19:57:42,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,170 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-03-17 19:57:42,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:57:42,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,181 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,182 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-03-17 19:57:42,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,189 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-03-17 19:57:42,193 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 [2025-03-17 19:57:42,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,205 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,210 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2025-03-17 19:57:42,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,213 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-03-17 19:57:42,215 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 [2025-03-17 19:57:42,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,227 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:42,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,235 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-03-17 19:57:42,238 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 [2025-03-17 19:57:42,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,251 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:42,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,261 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-03-17 19:57:42,264 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 [2025-03-17 19:57:42,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,280 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-03-17 19:57:42,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,290 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-03-17 19:57:42,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:57:42,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,308 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-03-17 19:57:42,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,311 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-03-17 19:57:42,313 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 [2025-03-17 19:57:42,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,324 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-03-17 19:57:42,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,332 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-03-17 19:57:42,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:57:42,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,345 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-03-17 19:57:42,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,352 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-03-17 19:57:42,354 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 [2025-03-17 19:57:42,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,365 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-03-17 19:57:42,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,373 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-03-17 19:57:42,374 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 [2025-03-17 19:57:42,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,386 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,392 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2025-03-17 19:57:42,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,394 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-03-17 19:57:42,397 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 [2025-03-17 19:57:42,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,408 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,414 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2025-03-17 19:57:42,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,416 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-03-17 19:57:42,418 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 [2025-03-17 19:57:42,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,429 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,435 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2025-03-17 19:57:42,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,437 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-03-17 19:57:42,438 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 [2025-03-17 19:57:42,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:42,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:42,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:42,449 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,454 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2025-03-17 19:57:42,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,456 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-03-17 19:57:42,458 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 [2025-03-17 19:57:42,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:42,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:42,472 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:42,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2025-03-17 19:57:42,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,479 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-03-17 19:57:42,481 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 [2025-03-17 19:57:42,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:42,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:42,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:42,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:42,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:42,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:42,501 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 19:57:42,516 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2025-03-17 19:57:42,516 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2025-03-17 19:57:42,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:42,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:42,518 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:42,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-03-17 19:57:42,520 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 19:57:42,532 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2025-03-17 19:57:42,532 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 19:57:42,532 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncmp_~s2#1.offset) = -2*ULTIMATE.start_cstrncmp_~s2#1.offset + 36893488147419103229 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_3 + 18446744073709551615 >= 0] [2025-03-17 19:57:42,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2025-03-17 19:57:42,578 INFO L156 tatePredicateManager]: 12 out of 14 supporting invariants were superfluous and have been removed [2025-03-17 19:57:42,583 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s2!offset [2025-03-17 19:57:42,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:42,616 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-17 19:57:42,631 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-17 19:57:42,631 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:42,631 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:42,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-03-17 19:57:42,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:42,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-03-17 19:57:42,752 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:42,759 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:42,759 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:42,759 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:42,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-03-17 19:57:42,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:42,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:42,806 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2025-03-17 19:57:42,806 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 40 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 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) [2025-03-17 19:57:42,872 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 40 transitions. cyclomatic complexity: 11. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 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 62 states and 77 transitions. Complement of second has 7 states. [2025-03-17 19:57:42,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-17 19:57:42,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 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) [2025-03-17 19:57:42,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 27 transitions. [2025-03-17 19:57:42,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 17 letters. Loop has 4 letters. [2025-03-17 19:57:42,873 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:42,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 21 letters. Loop has 4 letters. [2025-03-17 19:57:42,874 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:42,874 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 17 letters. Loop has 8 letters. [2025-03-17 19:57:42,874 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:42,874 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 62 states and 77 transitions. [2025-03-17 19:57:42,875 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:57:42,876 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 62 states to 48 states and 61 transitions. [2025-03-17 19:57:42,876 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2025-03-17 19:57:42,876 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2025-03-17 19:57:42,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 61 transitions. [2025-03-17 19:57:42,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 19:57:42,876 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 61 transitions. [2025-03-17 19:57:42,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 61 transitions. [2025-03-17 19:57:42,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 45. [2025-03-17 19:57:42,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.288888888888889) internal successors, (58), 44 states have internal predecessors, (58), 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) [2025-03-17 19:57:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 58 transitions. [2025-03-17 19:57:42,879 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45 states and 58 transitions. [2025-03-17 19:57:42,879 INFO L432 stractBuchiCegarLoop]: Abstraction has 45 states and 58 transitions. [2025-03-17 19:57:42,879 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-03-17 19:57:42,879 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 58 transitions. [2025-03-17 19:57:42,879 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:57:42,879 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:57:42,879 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:57:42,883 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:57:42,883 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-03-17 19:57:42,884 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_#t~ret24#1.base, main_#t~ret24#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet20#1;main_~length1~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1;havoc main_#t~nondet21#1;main_~length2~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrstr } true;cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset, cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrstr_#res#1.base, cstrstr_#res#1.offset;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, cstrstr_#t~mem14#1, cstrstr_#t~ret15#1, cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, cstrstr_#t~mem17#1, cstrstr_#t~ret18#1, cstrstr_#t~post19#1.base, cstrstr_#t~post19#1.offset, cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~c~0#1, cstrstr_~sc~0#1, cstrstr_~len~0#1;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#in~s#1.base, cstrstr_#in~s#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#in~find#1.base, cstrstr_#in~find#1.offset;havoc cstrstr_~c~0#1;havoc cstrstr_~sc~0#1;havoc cstrstr_~len~0#1;cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;cstrstr_~find#1.base, cstrstr_~find#1.offset := cstrstr_#t~post13#1.base, 1 + cstrstr_#t~post13#1.offset;call cstrstr_#t~mem14#1 := read~int#0(cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset, 1);cstrstr_~c~0#1 := cstrstr_#t~mem14#1;" "assume 0 != cstrstr_~c~0#1;havoc cstrstr_#t~post13#1.base, cstrstr_#t~post13#1.offset;havoc cstrstr_#t~mem14#1;assume { :begin_inline_cstrlen } true;cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset := cstrstr_~find#1.base, cstrstr_~find#1.offset;havoc cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~str#1.base, cstrlen_~str#1.offset := cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;havoc cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~str#1.base, cstrlen_~str#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume 0 != cstrlen_#t~mem2#1;havoc cstrlen_#t~mem2#1;cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;havoc cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume 0 != cstrlen_#t~mem2#1;havoc cstrlen_#t~mem2#1;cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset := cstrlen_~s~0#1.base, 1 + cstrlen_~s~0#1.offset;havoc cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset;" "assume true;call cstrlen_#t~mem2#1 := read~int#0(cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset, 1);" "assume !(0 != cstrlen_#t~mem2#1);havoc cstrlen_#t~mem2#1;" "assume cstrlen_~s~0#1.base == cstrlen_~str#1.base;cstrlen_#res#1 := cstrlen_~s~0#1.offset - cstrlen_~str#1.offset;cstrstr_#t~ret15#1 := cstrlen_#res#1;havoc cstrlen_#t~mem2#1, cstrlen_#t~pre3#1.base, cstrlen_#t~pre3#1.offset, cstrlen_~str#1.base, cstrlen_~str#1.offset, cstrlen_~s~0#1.base, cstrlen_~s~0#1.offset;havoc cstrlen_#in~str#1.base, cstrlen_#in~str#1.offset;assume { :end_inline_cstrlen } true;cstrstr_~len~0#1 := cstrstr_#t~ret15#1;havoc cstrstr_#t~ret15#1;" "assume true;cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset := cstrstr_~s#1.base, cstrstr_~s#1.offset;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#t~post16#1.base, 1 + cstrstr_#t~post16#1.offset;call cstrstr_#t~mem17#1 := read~int#1(cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, 1);cstrstr_~sc~0#1 := cstrstr_#t~mem17#1;" "assume !(0 == cstrstr_~sc~0#1);havoc cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset;havoc cstrstr_#t~mem17#1;" "assume !(cstrstr_~sc~0#1 != cstrstr_~c~0#1);" "assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~len~0#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem5#1, cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, cstrncmp_#t~mem6#1, cstrncmp_#t~mem8#1, cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset, cstrncmp_#t~mem9#1, cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, cstrncmp_#t~mem11#1, cstrncmp_#t~pre12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;" "assume !(0 == cstrncmp_~n#1 % 18446744073709551616);" "assume true;call cstrncmp_#t~mem5#1 := read~int#1(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post4#1.base, 1 + cstrncmp_#t~post4#1.offset;call cstrncmp_#t~mem6#1 := read~int#0(cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, 1);" "assume cstrncmp_#t~mem5#1 != cstrncmp_#t~mem6#1;havoc cstrncmp_#t~mem5#1;havoc cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset;havoc cstrncmp_#t~mem6#1;call cstrncmp_#t~mem8#1 := read~int#1(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset - 1;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset - 1;call cstrncmp_#t~mem9#1 := read~int#0(cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset, 1);cstrncmp_#res#1 := (if cstrncmp_#t~mem8#1 % 256 % 4294967296 <= 2147483647 then cstrncmp_#t~mem8#1 % 256 % 4294967296 else cstrncmp_#t~mem8#1 % 256 % 4294967296 - 4294967296) - (if cstrncmp_#t~mem9#1 % 256 % 4294967296 <= 2147483647 then cstrncmp_#t~mem9#1 % 256 % 4294967296 else cstrncmp_#t~mem9#1 % 256 % 4294967296 - 4294967296);havoc cstrncmp_#t~mem8#1;havoc cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset;havoc cstrncmp_#t~mem9#1;" "cstrstr_#t~ret18#1 := cstrncmp_#res#1;havoc cstrncmp_#t~mem5#1, cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, cstrncmp_#t~mem6#1, cstrncmp_#t~mem8#1, cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset, cstrncmp_#t~mem9#1, cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, cstrncmp_#t~mem11#1, cstrncmp_#t~pre12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;havoc cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1;assume { :end_inline_cstrncmp } true;" "assume 0 != cstrstr_#t~ret18#1;havoc cstrstr_#t~ret18#1;" "assume true;cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset := cstrstr_~s#1.base, cstrstr_~s#1.offset;cstrstr_~s#1.base, cstrstr_~s#1.offset := cstrstr_#t~post16#1.base, 1 + cstrstr_#t~post16#1.offset;call cstrstr_#t~mem17#1 := read~int#1(cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset, 1);cstrstr_~sc~0#1 := cstrstr_#t~mem17#1;" "assume !(0 == cstrstr_~sc~0#1);havoc cstrstr_#t~post16#1.base, cstrstr_#t~post16#1.offset;havoc cstrstr_#t~mem17#1;" "assume !(cstrstr_~sc~0#1 != cstrstr_~c~0#1);" "assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := cstrstr_~s#1.base, cstrstr_~s#1.offset, cstrstr_~find#1.base, cstrstr_~find#1.offset, cstrstr_~len~0#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem5#1, cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, cstrncmp_#t~mem6#1, cstrncmp_#t~mem8#1, cstrncmp_#t~pre7#1.base, cstrncmp_#t~pre7#1.offset, cstrncmp_#t~mem9#1, cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, cstrncmp_#t~mem11#1, cstrncmp_#t~pre12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;" "assume !(0 == cstrncmp_~n#1 % 18446744073709551616);" [2025-03-17 19:57:42,884 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrncmp_#t~mem5#1 := read~int#1(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post4#1.base, 1 + cstrncmp_#t~post4#1.offset;call cstrncmp_#t~mem6#1 := read~int#0(cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset, 1);" "assume !(cstrncmp_#t~mem5#1 != cstrncmp_#t~mem6#1);havoc cstrncmp_#t~mem5#1;havoc cstrncmp_#t~post4#1.base, cstrncmp_#t~post4#1.offset;havoc cstrncmp_#t~mem6#1;cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post10#1.base, 1 + cstrncmp_#t~post10#1.offset;call cstrncmp_#t~mem11#1 := read~int#1(cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset, 1);" "assume !(0 == cstrncmp_#t~mem11#1);havoc cstrncmp_#t~post10#1.base, cstrncmp_#t~post10#1.offset;havoc cstrncmp_#t~mem11#1;cstrncmp_#t~pre12#1 := cstrncmp_~n#1 - 1;cstrncmp_~n#1 := cstrncmp_~n#1 - 1;" "assume 0 != cstrncmp_#t~pre12#1 % 18446744073709551616;havoc cstrncmp_#t~pre12#1;" [2025-03-17 19:57:42,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:42,884 INFO L85 PathProgramCache]: Analyzing trace with hash 59959872, now seen corresponding path program 1 times [2025-03-17 19:57:42,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:42,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147412633] [2025-03-17 19:57:42,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:42,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:42,896 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-17 19:57:42,946 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-17 19:57:42,946 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:42,946 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:42,946 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:42,953 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-17 19:57:42,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-03-17 19:57:42,973 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-17 19:57:42,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:42,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:42,978 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:42,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:42,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1630395, now seen corresponding path program 4 times [2025-03-17 19:57:42,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:42,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134288145] [2025-03-17 19:57:42,979 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-17 19:57:42,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:42,983 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 4 statements into 2 equivalence classes. [2025-03-17 19:57:42,985 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:42,985 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-17 19:57:42,985 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:42,985 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:42,986 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:42,988 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:42,988 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:42,988 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:42,990 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:42,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:42,990 INFO L85 PathProgramCache]: Analyzing trace with hash -811691142, now seen corresponding path program 1 times [2025-03-17 19:57:42,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:57:42,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680228353] [2025-03-17 19:57:42,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:57:42,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:57:43,002 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-17 19:57:43,028 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-17 19:57:43,028 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:43,028 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:43,028 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:57:43,033 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-17 19:57:43,060 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-17 19:57:43,060 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:43,060 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:57:43,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:57:44,902 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 19:57:44,902 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 19:57:44,902 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 19:57:44,903 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 19:57:44,903 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 19:57:44,903 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:44,903 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 19:57:44,904 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 19:57:44,904 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrstr-alloca-1.i_Iteration7_Lasso [2025-03-17 19:57:44,904 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 19:57:44,904 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 19:57:44,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:44,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,379 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,382 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,390 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,395 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,398 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:45,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:57:46,129 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 19:57:46,129 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 19:57:46,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,132 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-03-17 19:57:46,134 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 [2025-03-17 19:57:46,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,147 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,154 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-03-17 19:57:46,156 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 [2025-03-17 19:57:46,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,168 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,175 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-03-17 19:57:46,178 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 [2025-03-17 19:57:46,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,190 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2025-03-17 19:57:46,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,200 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-03-17 19:57:46,201 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 [2025-03-17 19:57:46,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,212 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2025-03-17 19:57:46,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,221 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-03-17 19:57:46,224 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 [2025-03-17 19:57:46,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,236 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,243 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-03-17 19:57:46,245 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 [2025-03-17 19:57:46,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,255 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,264 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-03-17 19:57:46,267 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 [2025-03-17 19:57:46,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,282 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,290 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-03-17 19:57:46,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:57:46,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,304 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2025-03-17 19:57:46,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,312 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-03-17 19:57:46,313 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 [2025-03-17 19:57:46,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,324 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,332 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-03-17 19:57:46,333 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 [2025-03-17 19:57:46,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,343 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,344 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2025-03-17 19:57:46,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,352 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-03-17 19:57:46,355 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 [2025-03-17 19:57:46,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:46,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:46,372 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,379 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-03-17 19:57:46,381 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 [2025-03-17 19:57:46,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,393 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,398 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2025-03-17 19:57:46,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,401 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-03-17 19:57:46,402 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 [2025-03-17 19:57:46,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,413 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2025-03-17 19:57:46,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,421 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-03-17 19:57:46,423 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 [2025-03-17 19:57:46,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,435 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,441 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2025-03-17 19:57:46,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,443 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-03-17 19:57:46,445 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 [2025-03-17 19:57:46,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,463 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-03-17 19:57:46,466 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 [2025-03-17 19:57:46,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:46,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:46,480 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2025-03-17 19:57:46,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,488 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-03-17 19:57:46,490 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 [2025-03-17 19:57:46,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,501 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,506 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2025-03-17 19:57:46,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,508 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2025-03-17 19:57:46,510 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 [2025-03-17 19:57:46,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,520 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,526 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2025-03-17 19:57:46,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,528 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:57:46,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2025-03-17 19:57:46,530 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 [2025-03-17 19:57:46,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,540 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,548 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2025-03-17 19:57:46,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2025-03-17 19:57:46,549 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 [2025-03-17 19:57:46,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,560 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2025-03-17 19:57:46,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,567 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2025-03-17 19:57:46,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2025-03-17 19:57:46,571 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 [2025-03-17 19:57:46,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2025-03-17 19:57:46,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,590 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2025-03-17 19:57:46,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2025-03-17 19:57:46,593 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 [2025-03-17 19:57:46,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:46,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:46,605 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,613 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2025-03-17 19:57:46,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2025-03-17 19:57:46,614 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 [2025-03-17 19:57:46,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,625 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,631 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2025-03-17 19:57:46,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,633 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2025-03-17 19:57:46,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2025-03-17 19:57:46,634 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 [2025-03-17 19:57:46,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,646 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2025-03-17 19:57:46,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,653 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2025-03-17 19:57:46,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2025-03-17 19:57:46,655 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 [2025-03-17 19:57:46,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,668 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2025-03-17 19:57:46,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,676 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2025-03-17 19:57:46,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2025-03-17 19:57:46,678 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 [2025-03-17 19:57:46,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,690 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2025-03-17 19:57:46,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,698 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2025-03-17 19:57:46,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2025-03-17 19:57:46,700 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 [2025-03-17 19:57:46,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,711 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,717 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,719 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2025-03-17 19:57:46,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2025-03-17 19:57:46,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:57:46,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,731 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2025-03-17 19:57:46,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,739 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2025-03-17 19:57:46,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2025-03-17 19:57:46,741 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 [2025-03-17 19:57:46,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:46,751 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:46,753 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,761 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2025-03-17 19:57:46,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2025-03-17 19:57:46,762 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 [2025-03-17 19:57:46,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,774 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2025-03-17 19:57:46,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,782 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2025-03-17 19:57:46,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2025-03-17 19:57:46,783 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 [2025-03-17 19:57:46,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,793 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,794 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,800 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2025-03-17 19:57:46,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,802 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2025-03-17 19:57:46,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2025-03-17 19:57:46,803 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 [2025-03-17 19:57:46,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,816 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2025-03-17 19:57:46,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,824 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2025-03-17 19:57:46,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2025-03-17 19:57:46,826 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 [2025-03-17 19:57:46,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:57:46,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:57:46,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:57:46,838 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2025-03-17 19:57:46,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,845 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2025-03-17 19:57:46,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2025-03-17 19:57:46,847 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 [2025-03-17 19:57:46,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,861 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:46,861 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:46,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:57:46,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:46,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,876 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2025-03-17 19:57:46,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2025-03-17 19:57:46,878 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 [2025-03-17 19:57:46,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:57:46,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:57:46,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:57:46,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:57:46,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:57:46,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:57:46,896 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 19:57:46,918 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-03-17 19:57:46,918 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-17 19:57:46,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:57:46,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:57:46,923 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2025-03-17 19:57:46,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2025-03-17 19:57:46,939 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 19:57:46,949 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 19:57:46,950 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 19:57:46,950 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncmp_~s2#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_4) = -1*ULTIMATE.start_cstrncmp_~s2#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_4 Supporting invariants [] [2025-03-17 19:57:46,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2025-03-17 19:57:46,985 INFO L156 tatePredicateManager]: 14 out of 15 supporting invariants were superfluous and have been removed [2025-03-17 19:57:46,987 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-17 19:57:46,987 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-17 19:57:46,987 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s2!offset [2025-03-17 19:57:47,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:47,018 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-17 19:57:47,044 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-17 19:57:47,044 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:47,044 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:47,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-03-17 19:57:47,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:47,110 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:47,114 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:47,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:47,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:47,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 19:57:47,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:47,145 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2025-03-17 19:57:47,145 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 58 transitions. cyclomatic complexity: 18 Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:57:47,195 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 58 transitions. cyclomatic complexity: 18. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 55 states and 69 transitions. Complement of second has 7 states. [2025-03-17 19:57:47,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-17 19:57:47,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:57:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 27 transitions. [2025-03-17 19:57:47,196 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 26 letters. Loop has 4 letters. [2025-03-17 19:57:47,196 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:47,196 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-17 19:57:47,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:47,233 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-17 19:57:47,255 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-17 19:57:47,255 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:47,255 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:47,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-03-17 19:57:47,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:47,315 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:47,320 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:47,320 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:47,320 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:47,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 19:57:47,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:47,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:47,351 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2025-03-17 19:57:47,351 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 58 transitions. cyclomatic complexity: 18 Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:57:47,402 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 58 transitions. cyclomatic complexity: 18. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 54 states and 68 transitions. Complement of second has 7 states. [2025-03-17 19:57:47,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-17 19:57:47,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:57:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2025-03-17 19:57:47,404 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 26 letters. Loop has 4 letters. [2025-03-17 19:57:47,404 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:47,404 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-17 19:57:47,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:57:47,437 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-17 19:57:47,462 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-17 19:57:47,462 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:47,462 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:47,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-03-17 19:57:47,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:47,530 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:57:47,535 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:57:47,535 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:57:47,535 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:57:47,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 19:57:47,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:57:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:57:47,564 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2025-03-17 19:57:47,564 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 58 transitions. cyclomatic complexity: 18 Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:57:47,611 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 58 transitions. cyclomatic complexity: 18. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 63 states and 79 transitions. Complement of second has 6 states. [2025-03-17 19:57:47,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-17 19:57:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:57:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2025-03-17 19:57:47,613 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 26 letters. Loop has 4 letters. [2025-03-17 19:57:47,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:47,613 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 30 letters. Loop has 4 letters. [2025-03-17 19:57:47,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:47,613 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 26 letters. Loop has 8 letters. [2025-03-17 19:57:47,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:57:47,613 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 79 transitions. [2025-03-17 19:57:47,614 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-17 19:57:47,614 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 0 states and 0 transitions. [2025-03-17 19:57:47,615 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-17 19:57:47,615 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-17 19:57:47,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-17 19:57:47,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 19:57:47,615 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:57:47,615 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:57:47,615 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:57:47,615 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-03-17 19:57:47,615 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-17 19:57:47,615 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-17 19:57:47,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-17 19:57:47,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.03 07:57:47 BoogieIcfgContainer [2025-03-17 19:57:47,625 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-17 19:57:47,626 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 19:57:47,626 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 19:57:47,626 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 19:57:47,627 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:57:33" (3/4) ... [2025-03-17 19:57:47,628 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 19:57:47,629 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 19:57:47,630 INFO L158 Benchmark]: Toolchain (without parser) took 14284.45ms. Allocated memory was 167.8MB in the beginning and 343.9MB in the end (delta: 176.2MB). Free memory was 130.6MB in the beginning and 210.5MB in the end (delta: -79.9MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2025-03-17 19:57:47,630 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 226.5MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:57:47,631 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.46ms. Allocated memory is still 167.8MB. Free memory was 130.1MB in the beginning and 113.4MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 19:57:47,631 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.93ms. Allocated memory is still 167.8MB. Free memory was 113.4MB in the beginning and 111.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:57:47,631 INFO L158 Benchmark]: Boogie Preprocessor took 30.37ms. Allocated memory is still 167.8MB. Free memory was 111.8MB in the beginning and 109.8MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 19:57:47,631 INFO L158 Benchmark]: IcfgBuilder took 279.65ms. Allocated memory is still 167.8MB. Free memory was 109.8MB in the beginning and 91.4MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 19:57:47,631 INFO L158 Benchmark]: BuchiAutomizer took 13673.91ms. Allocated memory was 167.8MB in the beginning and 343.9MB in the end (delta: 176.2MB). Free memory was 91.4MB in the beginning and 210.6MB in the end (delta: -119.1MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2025-03-17 19:57:47,631 INFO L158 Benchmark]: Witness Printer took 2.98ms. Allocated memory is still 343.9MB. Free memory was 210.6MB in the beginning and 210.5MB in the end (delta: 66.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:57:47,632 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 226.5MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.46ms. Allocated memory is still 167.8MB. Free memory was 130.1MB in the beginning and 113.4MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.93ms. Allocated memory is still 167.8MB. Free memory was 113.4MB in the beginning and 111.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.37ms. Allocated memory is still 167.8MB. Free memory was 111.8MB in the beginning and 109.8MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 279.65ms. Allocated memory is still 167.8MB. Free memory was 109.8MB in the beginning and 91.4MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 13673.91ms. Allocated memory was 167.8MB in the beginning and 343.9MB in the end (delta: 176.2MB). Free memory was 91.4MB in the beginning and 210.6MB in the end (delta: -119.1MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. * Witness Printer took 2.98ms. Allocated memory is still 343.9MB. Free memory was 210.6MB in the beginning and 210.5MB in the end (delta: 66.1kB). 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: ~s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s2!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s2!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (3 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 5 locations. One nondeterministic module has affine ranking function null and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 13 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.6s and 8 iterations. TraceHistogramMax:3. Analysis of lassos took 12.1s. Construction of modules took 0.1s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 5 StatesRemovedByMinimization, 3 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 [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 241 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 241 mSDsluCounter, 569 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 367 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 203 IncrementalHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 202 mSDtfsCounter, 203 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU2 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital250 mio100 ax107 hnf100 lsp88 ukn69 mio100 lsp28 div143 bol100 ite100 ukn100 eq158 hnf93 smp85 dnf227 smp86 tf100 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 53ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 56 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! [2025-03-17 19:57:47,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2025-03-17 19:57:47,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2025-03-17 19:57:48,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE