./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e2fb8bed 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/array-memsafety/openbsd_cstrcspn-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86c4ccee9690ccdd33683565314ba095e56520aa142914bd8063fc7c4c92940d --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-09 06:59:31,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-09 06:59:31,980 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-09 06:59:31,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-09 06:59:31,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-09 06:59:31,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-09 06:59:32,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-09 06:59:32,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-09 06:59:32,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-09 06:59:32,009 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-09 06:59:32,009 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-09 06:59:32,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Use SBE=true [2025-03-09 06:59:32,010 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-09 06:59:32,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-09 06:59:32,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-09 06:59:32,011 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-09 06:59:32,011 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-09 06:59:32,011 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-09 06:59:32,011 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-09 06:59:32,011 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-09 06:59:32,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-09 06:59:32,011 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-09 06:59:32,011 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-09 06:59:32,011 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86c4ccee9690ccdd33683565314ba095e56520aa142914bd8063fc7c4c92940d [2025-03-09 06:59:32,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-09 06:59:32,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-09 06:59:32,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-09 06:59:32,240 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-09 06:59:32,240 INFO L274 PluginConnector]: CDTParser initialized [2025-03-09 06:59:32,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i [2025-03-09 06:59:33,420 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31a825cc2/8df14972c42a412bbed85708af02fdcb/FLAG81fdd9683 [2025-03-09 06:59:33,703 INFO L384 CDTParser]: Found 1 translation units. [2025-03-09 06:59:33,704 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i [2025-03-09 06:59:33,721 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31a825cc2/8df14972c42a412bbed85708af02fdcb/FLAG81fdd9683 [2025-03-09 06:59:33,737 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31a825cc2/8df14972c42a412bbed85708af02fdcb [2025-03-09 06:59:33,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-09 06:59:33,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-09 06:59:33,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-09 06:59:33,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-09 06:59:33,748 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-09 06:59:33,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 06:59:33" (1/1) ... [2025-03-09 06:59:33,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@141bb26e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:33, skipping insertion in model container [2025-03-09 06:59:33,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 06:59:33" (1/1) ... [2025-03-09 06:59:33,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-09 06:59:33,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 06:59:34,003 INFO L200 MainTranslator]: Completed pre-run [2025-03-09 06:59:34,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 06:59:34,060 INFO L204 MainTranslator]: Completed translation [2025-03-09 06:59:34,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34 WrapperNode [2025-03-09 06:59:34,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-09 06:59:34,061 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-09 06:59:34,061 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-09 06:59:34,061 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-09 06:59:34,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,086 INFO L138 Inliner]: procedures = 117, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2025-03-09 06:59:34,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-09 06:59:34,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-09 06:59:34,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-09 06:59:34,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-09 06:59:34,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,094 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,103 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [3, 3]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2025-03-09 06:59:34,103 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,103 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,108 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,109 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-09 06:59:34,116 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-09 06:59:34,116 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-09 06:59:34,116 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-09 06:59:34,117 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (1/1) ... [2025-03-09 06:59:34,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:34,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:34,143 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) [2025-03-09 06:59:34,148 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 [2025-03-09 06:59:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-09 06:59:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-09 06:59:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-09 06:59:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-09 06:59:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-09 06:59:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-09 06:59:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-09 06:59:34,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-09 06:59:34,233 INFO L256 CfgBuilder]: Building ICFG [2025-03-09 06:59:34,235 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-09 06:59:34,339 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L551: havoc main_#t~ret14#1;call ULTIMATE.dealloc(main_#t~malloc8#1.base, main_#t~malloc8#1.offset);havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call ULTIMATE.dealloc(main_#t~malloc9#1.base, main_#t~malloc9#1.offset);havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset; [2025-03-09 06:59:34,351 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2025-03-09 06:59:34,352 INFO L307 CfgBuilder]: Performing block encoding [2025-03-09 06:59:34,361 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-09 06:59:34,361 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-09 06:59:34,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 06:59:34 BoogieIcfgContainer [2025-03-09 06:59:34,361 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-09 06:59:34,363 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-09 06:59:34,363 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-09 06:59:34,367 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-09 06:59:34,367 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 06:59:34,367 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.03 06:59:33" (1/3) ... [2025-03-09 06:59:34,368 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25c494f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.03 06:59:34, skipping insertion in model container [2025-03-09 06:59:34,368 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 06:59:34,369 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:34" (2/3) ... [2025-03-09 06:59:34,369 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25c494f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.03 06:59:34, skipping insertion in model container [2025-03-09 06:59:34,369 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 06:59:34,369 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 06:59:34" (3/3) ... [2025-03-09 06:59:34,370 INFO L363 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrcspn-alloca-2.i [2025-03-09 06:59:34,404 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-09 06:59:34,404 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-09 06:59:34,404 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-09 06:59:34,405 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-09 06:59:34,405 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-09 06:59:34,405 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-09 06:59:34,405 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-09 06:59:34,406 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-09 06:59:34,411 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 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) [2025-03-09 06:59:34,421 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2025-03-09 06:59:34,422 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:34,422 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:34,426 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-03-09 06:59:34,426 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-09 06:59:34,426 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-09 06:59:34,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 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) [2025-03-09 06:59:34,428 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2025-03-09 06:59:34,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:34,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:34,428 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-03-09 06:59:34,428 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-09 06:59:34,432 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" [2025-03-09 06:59:34,433 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" [2025-03-09 06:59:34,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:34,437 INFO L85 PathProgramCache]: Analyzing trace with hash 50546323, now seen corresponding path program 1 times [2025-03-09 06:59:34,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:34,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742824990] [2025-03-09 06:59:34,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:34,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:34,501 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-09 06:59:34,513 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-09 06:59:34,514 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:34,514 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:34,514 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:34,517 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-09 06:59:34,527 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-09 06:59:34,527 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:34,527 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:34,542 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:34,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:34,545 INFO L85 PathProgramCache]: Analyzing trace with hash 47, now seen corresponding path program 1 times [2025-03-09 06:59:34,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:34,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142207084] [2025-03-09 06:59:34,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:34,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:34,551 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:34,557 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:34,559 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:34,559 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:34,559 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:34,560 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:34,566 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:34,566 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:34,567 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:34,568 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:34,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:34,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1566936029, now seen corresponding path program 1 times [2025-03-09 06:59:34,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:34,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226659263] [2025-03-09 06:59:34,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:34,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:34,585 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:34,601 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:34,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:34,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:34,603 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:34,605 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:34,614 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:34,614 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:34,614 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:34,617 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:34,915 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 06:59:34,915 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 06:59:34,915 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 06:59:34,915 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 06:59:34,916 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 06:59:34,916 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:34,916 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 06:59:34,916 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 06:59:34,916 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcspn-alloca-2.i_Iteration1_Lasso [2025-03-09 06:59:34,916 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 06:59:34,916 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 06:59:34,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:34,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:34,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:34,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:34,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:34,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:34,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:34,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:34,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:35,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:35,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:35,125 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:35,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:35,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:35,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:35,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:35,392 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 06:59:35,395 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 06:59:35,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,398 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) [2025-03-09 06:59:35,399 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 [2025-03-09 06:59:35,401 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 [2025-03-09 06:59:35,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:35,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:35,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:35,419 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,425 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 [2025-03-09 06:59:35,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,427 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) [2025-03-09 06:59:35,428 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 [2025-03-09 06:59:35,429 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 [2025-03-09 06:59:35,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:35,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:35,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:35,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,447 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-03-09 06:59:35,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,449 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) [2025-03-09 06:59:35,450 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 [2025-03-09 06:59:35,452 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 [2025-03-09 06:59:35,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:35,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:35,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:35,465 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,471 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 [2025-03-09 06:59:35,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,473 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) [2025-03-09 06:59:35,474 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 [2025-03-09 06:59:35,476 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 [2025-03-09 06:59:35,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:35,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:35,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,497 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 [2025-03-09 06:59:35,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,500 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) [2025-03-09 06:59:35,501 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 [2025-03-09 06:59:35,502 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 [2025-03-09 06:59:35,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:35,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:35,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:35,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,519 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 [2025-03-09 06:59:35,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,521 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) [2025-03-09 06:59:35,522 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 [2025-03-09 06:59:35,523 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 [2025-03-09 06:59:35,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:35,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:35,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:35,534 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-03-09 06:59:35,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,542 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) [2025-03-09 06:59:35,543 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 [2025-03-09 06:59:35,544 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 [2025-03-09 06:59:35,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:35,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:35,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:35,556 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:35,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,563 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) [2025-03-09 06:59:35,565 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 [2025-03-09 06:59:35,566 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 [2025-03-09 06:59:35,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:35,577 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:35,580 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,586 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 [2025-03-09 06:59:35,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,588 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) [2025-03-09 06:59:35,588 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 [2025-03-09 06:59:35,589 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 [2025-03-09 06:59:35,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:35,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:35,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:35,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-03-09 06:59:35,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,608 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) [2025-03-09 06:59:35,609 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 [2025-03-09 06:59:35,610 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 [2025-03-09 06:59:35,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:35,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:35,625 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:35,632 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 [2025-03-09 06:59:35,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,634 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) [2025-03-09 06:59:35,636 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 [2025-03-09 06:59:35,637 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 [2025-03-09 06:59:35,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:35,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:35,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:35,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:35,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:35,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:35,662 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 06:59:35,688 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2025-03-09 06:59:35,690 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2025-03-09 06:59:35,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:35,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:35,696 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) [2025-03-09 06:59:35,698 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 [2025-03-09 06:59:35,699 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 06:59:35,710 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-09 06:59:35,710 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 06:59:35,710 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~length1~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~length1~0#1 Supporting invariants [] [2025-03-09 06:59:35,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:35,728 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2025-03-09 06:59:35,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:35,751 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-09 06:59:35,760 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-09 06:59:35,761 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:35,761 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:35,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-09 06:59:35,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:35,776 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:35,778 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:35,778 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:35,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:35,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-09 06:59:35,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:35,802 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-03-09 06:59:35,803 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 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 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:35,823 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 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 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 17 states and 26 transitions. Complement of second has 3 states. [2025-03-09 06:59:35,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-03-09 06:59:35,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:35,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2025-03-09 06:59:35,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 1 letters. [2025-03-09 06:59:35,833 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:35,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2025-03-09 06:59:35,833 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:35,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2025-03-09 06:59:35,833 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:35,834 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 26 transitions. [2025-03-09 06:59:35,834 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-03-09 06:59:35,836 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 13 states and 21 transitions. [2025-03-09 06:59:35,836 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-03-09 06:59:35,837 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-03-09 06:59:35,837 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 21 transitions. [2025-03-09 06:59:35,837 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:35,837 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 21 transitions. [2025-03-09 06:59:35,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 21 transitions. [2025-03-09 06:59:35,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2025-03-09 06:59:35,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 11 states have internal predecessors, (19), 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) [2025-03-09 06:59:35,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 19 transitions. [2025-03-09 06:59:35,863 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 19 transitions. [2025-03-09 06:59:35,863 INFO L432 stractBuchiCegarLoop]: Abstraction has 12 states and 19 transitions. [2025-03-09 06:59:35,863 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-09 06:59:35,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 19 transitions. [2025-03-09 06:59:35,863 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-03-09 06:59:35,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:35,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:35,863 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-09 06:59:35,863 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-09 06:59:35,863 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" [2025-03-09 06:59:35,864 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" [2025-03-09 06:59:35,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:35,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1566936028, now seen corresponding path program 1 times [2025-03-09 06:59:35,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:35,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130657799] [2025-03-09 06:59:35,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:35,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:35,873 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:35,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:35,882 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:35,882 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:35,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:35,882 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:35,884 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:35,891 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:35,891 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:35,891 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:35,893 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:35,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:35,896 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times [2025-03-09 06:59:35,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:35,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647809163] [2025-03-09 06:59:35,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:35,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:35,901 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:35,903 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:35,903 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:35,903 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:35,903 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:35,906 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:35,909 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:35,910 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:35,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:35,911 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:35,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:35,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1330376626, now seen corresponding path program 1 times [2025-03-09 06:59:35,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:35,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503077828] [2025-03-09 06:59:35,911 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:35,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:35,918 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:35,929 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:35,929 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:35,930 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:35,930 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:35,931 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:35,938 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:35,938 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:35,938 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:35,941 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:36,136 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 06:59:36,136 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 06:59:36,136 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 06:59:36,136 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 06:59:36,136 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 06:59:36,136 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,136 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 06:59:36,136 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 06:59:36,137 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcspn-alloca-2.i_Iteration2_Lasso [2025-03-09 06:59:36,137 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 06:59:36,137 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 06:59:36,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,141 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:36,469 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 06:59:36,469 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 06:59:36,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,471 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) [2025-03-09 06:59:36,475 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 [2025-03-09 06:59:36,476 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 [2025-03-09 06:59:36,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:36,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:36,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:36,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:36,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:36,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:36,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:36,487 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:36,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-03-09 06:59:36,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,505 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) [2025-03-09 06:59:36,506 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 [2025-03-09 06:59:36,506 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 [2025-03-09 06:59:36,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:36,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:36,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:36,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:36,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:36,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:36,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:36,518 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:36,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-03-09 06:59:36,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,525 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) [2025-03-09 06:59:36,525 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 [2025-03-09 06:59:36,527 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 [2025-03-09 06:59:36,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:36,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:36,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:36,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:36,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:36,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:36,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:36,538 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:36,543 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-03-09 06:59:36,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,545 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) [2025-03-09 06:59:36,546 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 [2025-03-09 06:59:36,547 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 [2025-03-09 06:59:36,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:36,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:36,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:36,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:36,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:36,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:36,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:36,558 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:36,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-03-09 06:59:36,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,565 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) [2025-03-09 06:59:36,566 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 [2025-03-09 06:59:36,567 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 [2025-03-09 06:59:36,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:36,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:36,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:36,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:36,579 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:36,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:36,581 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:36,587 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-03-09 06:59:36,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,590 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) [2025-03-09 06:59:36,592 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 [2025-03-09 06:59:36,593 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 [2025-03-09 06:59:36,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:36,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:36,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:36,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:36,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:36,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:36,607 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:36,613 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 [2025-03-09 06:59:36,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,616 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) [2025-03-09 06:59:36,617 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 [2025-03-09 06:59:36,618 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 [2025-03-09 06:59:36,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:36,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:36,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:36,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:36,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:36,631 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:36,635 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:36,641 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 [2025-03-09 06:59:36,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,643 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) [2025-03-09 06:59:36,645 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 [2025-03-09 06:59:36,646 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 [2025-03-09 06:59:36,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:36,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:36,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:36,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:36,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:36,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:36,669 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 06:59:36,693 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2025-03-09 06:59:36,693 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2025-03-09 06:59:36,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:36,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:36,695 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) [2025-03-09 06:59:36,696 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 [2025-03-09 06:59:36,697 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 06:59:36,710 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2025-03-09 06:59:36,710 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 06:59:36,710 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_2, ULTIMATE.start_main_~i~1#1) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_2 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [1*ULTIMATE.start_main_~nondetString2~0#1.offset >= 0] [2025-03-09 06:59:36,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:36,731 INFO L156 tatePredicateManager]: 5 out of 7 supporting invariants were superfluous and have been removed [2025-03-09 06:59:36,736 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-09 06:59:36,737 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-09 06:59:36,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:36,764 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:36,770 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:36,770 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,770 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:36,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-09 06:59:36,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:36,794 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:36,796 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:36,796 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,796 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:36,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-09 06:59:36,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:36,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:36,798 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2025-03-09 06:59:36,799 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 19 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2025-03-09 06:59:36,825 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 19 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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 14 states and 22 transitions. Complement of second has 4 states. [2025-03-09 06:59:36,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2025-03-09 06:59:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2025-03-09 06:59:36,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2025-03-09 06:59:36,827 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2025-03-09 06:59:36,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:36,827 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2025-03-09 06:59:36,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:36,827 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 2 letters. [2025-03-09 06:59:36,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:36,827 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 22 transitions. [2025-03-09 06:59:36,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-09 06:59:36,828 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 22 transitions. [2025-03-09 06:59:36,828 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-03-09 06:59:36,828 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-03-09 06:59:36,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 22 transitions. [2025-03-09 06:59:36,828 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:36,828 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 22 transitions. [2025-03-09 06:59:36,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 22 transitions. [2025-03-09 06:59:36,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2025-03-09 06:59:36,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 states have internal predecessors, (21), 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) [2025-03-09 06:59:36,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 21 transitions. [2025-03-09 06:59:36,829 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 21 transitions. [2025-03-09 06:59:36,829 INFO L432 stractBuchiCegarLoop]: Abstraction has 13 states and 21 transitions. [2025-03-09 06:59:36,829 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-09 06:59:36,829 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 21 transitions. [2025-03-09 06:59:36,829 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-09 06:59:36,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:36,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:36,830 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:36,830 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-09 06:59:36,830 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;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_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, cstrcspn_#t~mem3#1, cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, cstrcspn_#t~mem5#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset, cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset, cstrcspn_~c~0#1, cstrcspn_~sc~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;havoc cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;havoc cstrcspn_~c~0#1;havoc cstrcspn_~sc~0#1;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" [2025-03-09 06:59:36,830 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" "assume !true;" [2025-03-09 06:59:36,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:36,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1330376625, now seen corresponding path program 1 times [2025-03-09 06:59:36,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:36,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315649390] [2025-03-09 06:59:36,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:36,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:36,837 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:36,853 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:36,853 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,853 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:36,853 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:36,860 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:36,873 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:36,873 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,873 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:36,878 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:36,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:36,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1312, now seen corresponding path program 1 times [2025-03-09 06:59:36,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:36,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116156335] [2025-03-09 06:59:36,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:36,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:36,882 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-09 06:59:36,883 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-09 06:59:36,884 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,884 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:36,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:36,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 06:59:36,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116156335] [2025-03-09 06:59:36,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116156335] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 06:59:36,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 06:59:36,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-03-09 06:59:36,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973651313] [2025-03-09 06:59:36,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 06:59:36,897 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 06:59:36,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 06:59:36,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-09 06:59:36,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-09 06:59:36,899 INFO L87 Difference]: Start difference. First operand 13 states and 21 transitions. cyclomatic complexity: 11 Second operand has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 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) [2025-03-09 06:59:36,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 06:59:36,902 INFO L93 Difference]: Finished difference Result 13 states and 20 transitions. [2025-03-09 06:59:36,902 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 20 transitions. [2025-03-09 06:59:36,902 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-09 06:59:36,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 20 transitions. [2025-03-09 06:59:36,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-03-09 06:59:36,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-03-09 06:59:36,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 20 transitions. [2025-03-09 06:59:36,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:36,903 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 20 transitions. [2025-03-09 06:59:36,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 20 transitions. [2025-03-09 06:59:36,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2025-03-09 06:59:36,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:36,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 20 transitions. [2025-03-09 06:59:36,904 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 20 transitions. [2025-03-09 06:59:36,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-09 06:59:36,905 INFO L432 stractBuchiCegarLoop]: Abstraction has 13 states and 20 transitions. [2025-03-09 06:59:36,905 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-09 06:59:36,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 20 transitions. [2025-03-09 06:59:36,905 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-09 06:59:36,905 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:36,905 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:36,906 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:36,906 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-03-09 06:59:36,906 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;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_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, cstrcspn_#t~mem3#1, cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, cstrcspn_#t~mem5#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset, cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset, cstrcspn_~c~0#1, cstrcspn_~sc~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;havoc cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;havoc cstrcspn_~c~0#1;havoc cstrcspn_~sc~0#1;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" [2025-03-09 06:59:36,906 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume !(0 != cstrcspn_~sc~0#1);" [2025-03-09 06:59:36,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:36,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1330376625, now seen corresponding path program 2 times [2025-03-09 06:59:36,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:36,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252310987] [2025-03-09 06:59:36,907 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 06:59:36,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:36,917 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:36,932 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:36,932 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 06:59:36,932 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:36,932 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:36,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:36,941 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:36,941 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,941 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:36,944 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:36,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:36,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1260124, now seen corresponding path program 1 times [2025-03-09 06:59:36,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:36,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403399409] [2025-03-09 06:59:36,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:36,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:36,948 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-09 06:59:36,954 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-09 06:59:36,956 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,956 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:36,956 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:36,957 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-09 06:59:36,959 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-09 06:59:36,959 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,959 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:36,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:36,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:36,961 INFO L85 PathProgramCache]: Analyzing trace with hash -478162420, now seen corresponding path program 1 times [2025-03-09 06:59:36,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:36,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440642521] [2025-03-09 06:59:36,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:36,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:36,968 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-09 06:59:36,983 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-09 06:59:36,983 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:36,983 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:37,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:37,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 06:59:37,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440642521] [2025-03-09 06:59:37,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440642521] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 06:59:37,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 06:59:37,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-09 06:59:37,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684155474] [2025-03-09 06:59:37,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 06:59:37,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 06:59:37,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-09 06:59:37,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2025-03-09 06:59:37,326 INFO L87 Difference]: Start difference. First operand 13 states and 20 transitions. cyclomatic complexity: 10 Second operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 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) [2025-03-09 06:59:37,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 06:59:37,376 INFO L93 Difference]: Finished difference Result 19 states and 28 transitions. [2025-03-09 06:59:37,376 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 28 transitions. [2025-03-09 06:59:37,377 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2025-03-09 06:59:37,377 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 28 transitions. [2025-03-09 06:59:37,377 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2025-03-09 06:59:37,377 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2025-03-09 06:59:37,377 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2025-03-09 06:59:37,377 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:37,377 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2025-03-09 06:59:37,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2025-03-09 06:59:37,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2025-03-09 06:59:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 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) [2025-03-09 06:59:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2025-03-09 06:59:37,378 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2025-03-09 06:59:37,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-09 06:59:37,379 INFO L432 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2025-03-09 06:59:37,379 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-09 06:59:37,379 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2025-03-09 06:59:37,379 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2025-03-09 06:59:37,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:37,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:37,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:37,380 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-03-09 06:59:37,380 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;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_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, cstrcspn_#t~mem3#1, cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, cstrcspn_#t~mem5#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset, cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset, cstrcspn_~c~0#1, cstrcspn_~sc~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;havoc cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;havoc cstrcspn_~c~0#1;havoc cstrcspn_~sc~0#1;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" [2025-03-09 06:59:37,380 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume !(0 != cstrcspn_~sc~0#1);" [2025-03-09 06:59:37,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:37,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1707996549, now seen corresponding path program 1 times [2025-03-09 06:59:37,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:37,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815983363] [2025-03-09 06:59:37,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:37,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:37,387 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 06:59:37,399 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 06:59:37,399 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:37,400 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:37,401 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:37,403 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 06:59:37,408 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 06:59:37,408 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:37,408 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:37,410 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:37,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:37,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1260124, now seen corresponding path program 2 times [2025-03-09 06:59:37,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:37,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675296542] [2025-03-09 06:59:37,411 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 06:59:37,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:37,415 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 4 statements into 1 equivalence classes. [2025-03-09 06:59:37,416 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-09 06:59:37,416 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 06:59:37,417 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:37,417 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:37,418 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-09 06:59:37,419 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-09 06:59:37,419 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:37,419 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:37,421 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:37,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:37,422 INFO L85 PathProgramCache]: Analyzing trace with hash -991463466, now seen corresponding path program 1 times [2025-03-09 06:59:37,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:37,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902057497] [2025-03-09 06:59:37,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:37,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:37,435 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-09 06:59:37,441 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-09 06:59:37,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:37,441 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:37,442 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:37,444 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-09 06:59:37,449 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-09 06:59:37,449 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:37,449 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:37,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:38,009 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 06:59:38,009 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 06:59:38,009 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 06:59:38,009 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 06:59:38,009 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 06:59:38,009 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,009 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 06:59:38,009 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 06:59:38,009 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcspn-alloca-2.i_Iteration5_Lasso [2025-03-09 06:59:38,009 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 06:59:38,010 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 06:59:38,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,024 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,031 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,035 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,338 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:38,523 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:38,656 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 06:59:38,656 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 06:59:38,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,658 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) [2025-03-09 06:59:38,660 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 [2025-03-09 06:59:38,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:38,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,674 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:38,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,683 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) [2025-03-09 06:59:38,685 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 [2025-03-09 06:59:38,685 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 [2025-03-09 06:59:38,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,697 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,702 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 [2025-03-09 06:59:38,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,704 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) [2025-03-09 06:59:38,705 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 [2025-03-09 06:59:38,706 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 [2025-03-09 06:59:38,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,717 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,723 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2025-03-09 06:59:38,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,725 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) [2025-03-09 06:59:38,726 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 [2025-03-09 06:59:38,728 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 [2025-03-09 06:59:38,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,740 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,745 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 [2025-03-09 06:59:38,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,747 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) [2025-03-09 06:59:38,748 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 [2025-03-09 06:59:38,749 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 [2025-03-09 06:59:38,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,761 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,766 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 [2025-03-09 06:59:38,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,768 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:38,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-03-09 06:59:38,770 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 [2025-03-09 06:59:38,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:38,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:38,784 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-03-09 06:59:38,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,792 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) [2025-03-09 06:59:38,792 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 [2025-03-09 06:59:38,793 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 [2025-03-09 06:59:38,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,805 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,810 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-03-09 06:59:38,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,812 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) [2025-03-09 06:59:38,813 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 [2025-03-09 06:59:38,814 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 [2025-03-09 06:59:38,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,831 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 [2025-03-09 06:59:38,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,833 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) [2025-03-09 06:59:38,834 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 [2025-03-09 06:59:38,835 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 [2025-03-09 06:59:38,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,851 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-03-09 06:59:38,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,853 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) [2025-03-09 06:59:38,854 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 [2025-03-09 06:59:38,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:38,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,865 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,866 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,872 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 [2025-03-09 06:59:38,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,874 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) [2025-03-09 06:59:38,874 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 [2025-03-09 06:59:38,876 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 [2025-03-09 06:59:38,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,886 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,892 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:38,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,894 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) [2025-03-09 06:59:38,894 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 [2025-03-09 06:59:38,895 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 [2025-03-09 06:59:38,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,906 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:38,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,913 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) [2025-03-09 06:59:38,914 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 [2025-03-09 06:59:38,915 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 [2025-03-09 06:59:38,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,926 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,931 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 [2025-03-09 06:59:38,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,933 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) [2025-03-09 06:59:38,934 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 [2025-03-09 06:59:38,935 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 [2025-03-09 06:59:38,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,949 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,954 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-03-09 06:59:38,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,957 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) [2025-03-09 06:59:38,959 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 [2025-03-09 06:59:38,959 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 [2025-03-09 06:59:38,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,971 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2025-03-09 06:59:38,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:38,980 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) [2025-03-09 06:59:38,980 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 [2025-03-09 06:59:38,981 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 [2025-03-09 06:59:38,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:38,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:38,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:38,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:38,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:38,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:38,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:38,993 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:38,998 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 [2025-03-09 06:59:38,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:38,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,000 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) [2025-03-09 06:59:39,002 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 [2025-03-09 06:59:39,002 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 [2025-03-09 06:59:39,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,013 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:39,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,014 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:39,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,023 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) [2025-03-09 06:59:39,025 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 [2025-03-09 06:59:39,026 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 [2025-03-09 06:59:39,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:39,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,037 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,043 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 [2025-03-09 06:59:39,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,045 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) [2025-03-09 06:59:39,045 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 [2025-03-09 06:59:39,046 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 [2025-03-09 06:59:39,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:39,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,057 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,063 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 [2025-03-09 06:59:39,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,065 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) [2025-03-09 06:59:39,066 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 [2025-03-09 06:59:39,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:39,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,082 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,088 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 [2025-03-09 06:59:39,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,090 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) [2025-03-09 06:59:39,091 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 [2025-03-09 06:59:39,092 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 [2025-03-09 06:59:39,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:39,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,103 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,109 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 [2025-03-09 06:59:39,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,111 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) [2025-03-09 06:59:39,112 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 [2025-03-09 06:59:39,113 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 [2025-03-09 06:59:39,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:39,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,124 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,131 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 [2025-03-09 06:59:39,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,133 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) [2025-03-09 06:59:39,133 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 [2025-03-09 06:59:39,134 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 [2025-03-09 06:59:39,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:39,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,146 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:39,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,154 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) [2025-03-09 06:59:39,155 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 [2025-03-09 06:59:39,155 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 [2025-03-09 06:59:39,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:39,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,166 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,171 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 [2025-03-09 06:59:39,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,173 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) [2025-03-09 06:59:39,174 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 [2025-03-09 06:59:39,175 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 [2025-03-09 06:59:39,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:39,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,190 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,195 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 [2025-03-09 06:59:39,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,197 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) [2025-03-09 06:59:39,198 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 [2025-03-09 06:59:39,198 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 [2025-03-09 06:59:39,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,215 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,218 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,224 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 [2025-03-09 06:59:39,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,229 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) [2025-03-09 06:59:39,230 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 [2025-03-09 06:59:39,231 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 [2025-03-09 06:59:39,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:39,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,241 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 06:59:39,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,242 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 06:59:39,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:39,244 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,250 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 [2025-03-09 06:59:39,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,252 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) [2025-03-09 06:59:39,254 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 [2025-03-09 06:59:39,254 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 [2025-03-09 06:59:39,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,267 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2025-03-09 06:59:39,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,277 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) [2025-03-09 06:59:39,278 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 [2025-03-09 06:59:39,279 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 [2025-03-09 06:59:39,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,293 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,293 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,299 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,304 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 [2025-03-09 06:59:39,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,307 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) [2025-03-09 06:59:39,308 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 [2025-03-09 06:59:39,309 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 [2025-03-09 06:59:39,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,322 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,328 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 [2025-03-09 06:59:39,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,330 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) [2025-03-09 06:59:39,330 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 [2025-03-09 06:59:39,331 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 [2025-03-09 06:59:39,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,345 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,351 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 [2025-03-09 06:59:39,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,353 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) [2025-03-09 06:59:39,354 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 [2025-03-09 06:59:39,355 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 [2025-03-09 06:59:39,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,369 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2025-03-09 06:59:39,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,377 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) [2025-03-09 06:59:39,378 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 [2025-03-09 06:59:39,379 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 [2025-03-09 06:59:39,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,393 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:39,398 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 [2025-03-09 06:59:39,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,400 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) [2025-03-09 06:59:39,401 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 [2025-03-09 06:59:39,402 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 [2025-03-09 06:59:39,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:39,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:39,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:39,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:39,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:39,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:39,420 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 06:59:39,431 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-03-09 06:59:39,431 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-03-09 06:59:39,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:39,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:39,433 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) [2025-03-09 06:59:39,433 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 [2025-03-09 06:59:39,434 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 06:59:39,445 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-09 06:59:39,445 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 06:59:39,445 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcspn_~p~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_3) = -1*ULTIMATE.start_cstrcspn_~p~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_3 Supporting invariants [] [2025-03-09 06:59:39,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-03-09 06:59:39,469 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2025-03-09 06:59:39,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-09 06:59:39,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-09 06:59:39,471 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~p~0!offset [2025-03-09 06:59:39,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:39,494 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 06:59:39,503 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 06:59:39,503 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,503 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:39,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-09 06:59:39,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:39,525 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-09 06:59:39,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-09 06:59:39,529 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,529 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:39,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-09 06:59:39,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:39,555 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 [2025-03-09 06:59:39,555 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 14 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2025-03-09 06:59:39,579 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 14. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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 31 states and 42 transitions. Complement of second has 5 states. [2025-03-09 06:59:39,580 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 [2025-03-09 06:59:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2025-03-09 06:59:39,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2025-03-09 06:59:39,580 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 8 letters. Loop has 4 letters. [2025-03-09 06:59:39,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:39,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 12 letters. Loop has 4 letters. [2025-03-09 06:59:39,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:39,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 8 letters. Loop has 8 letters. [2025-03-09 06:59:39,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:39,581 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 42 transitions. [2025-03-09 06:59:39,582 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2025-03-09 06:59:39,582 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 27 states and 37 transitions. [2025-03-09 06:59:39,582 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2025-03-09 06:59:39,582 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2025-03-09 06:59:39,582 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 37 transitions. [2025-03-09 06:59:39,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 06:59:39,582 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 37 transitions. [2025-03-09 06:59:39,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 37 transitions. [2025-03-09 06:59:39,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 21. [2025-03-09 06:59:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 20 states have internal predecessors, (31), 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) [2025-03-09 06:59:39,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 31 transitions. [2025-03-09 06:59:39,583 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 31 transitions. [2025-03-09 06:59:39,583 INFO L432 stractBuchiCegarLoop]: Abstraction has 21 states and 31 transitions. [2025-03-09 06:59:39,583 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-09 06:59:39,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 31 transitions. [2025-03-09 06:59:39,585 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 06:59:39,585 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:39,585 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:39,586 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:39,586 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 06:59:39,586 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;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_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, cstrcspn_#t~mem3#1, cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, cstrcspn_#t~mem5#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset, cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset, cstrcspn_~c~0#1, cstrcspn_~sc~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;havoc cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;havoc cstrcspn_~c~0#1;havoc cstrcspn_~sc~0#1;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" [2025-03-09 06:59:39,586 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume 0 != cstrcspn_~sc~0#1;" [2025-03-09 06:59:39,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:39,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1707997574, now seen corresponding path program 1 times [2025-03-09 06:59:39,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:39,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680259737] [2025-03-09 06:59:39,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:39,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:39,593 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 06:59:39,600 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 06:59:39,600 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,600 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,600 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:39,602 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 06:59:39,606 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 06:59:39,606 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,608 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:39,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:39,608 INFO L85 PathProgramCache]: Analyzing trace with hash 38692, now seen corresponding path program 1 times [2025-03-09 06:59:39,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:39,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2616834] [2025-03-09 06:59:39,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:39,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:39,613 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:39,613 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:39,613 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,613 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,613 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:39,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:39,614 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:39,614 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,614 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,615 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:39,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:39,615 INFO L85 PathProgramCache]: Analyzing trace with hash -478162421, now seen corresponding path program 1 times [2025-03-09 06:59:39,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:39,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2866027] [2025-03-09 06:59:39,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:39,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:39,621 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-09 06:59:39,625 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-09 06:59:39,626 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,626 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:39,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 06:59:39,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2866027] [2025-03-09 06:59:39,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2866027] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 06:59:39,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 06:59:39,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-09 06:59:39,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074118459] [2025-03-09 06:59:39,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 06:59:39,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 06:59:39,796 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-09 06:59:39,796 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-03-09 06:59:39,797 INFO L87 Difference]: Start difference. First operand 21 states and 31 transitions. cyclomatic complexity: 15 Second operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 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) [2025-03-09 06:59:39,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 06:59:39,842 INFO L93 Difference]: Finished difference Result 30 states and 40 transitions. [2025-03-09 06:59:39,842 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2025-03-09 06:59:39,843 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 06:59:39,843 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 21 states and 29 transitions. [2025-03-09 06:59:39,843 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2025-03-09 06:59:39,843 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-03-09 06:59:39,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 29 transitions. [2025-03-09 06:59:39,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 06:59:39,843 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-03-09 06:59:39,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 29 transitions. [2025-03-09 06:59:39,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2025-03-09 06:59:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 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) [2025-03-09 06:59:39,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 29 transitions. [2025-03-09 06:59:39,844 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-03-09 06:59:39,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-09 06:59:39,845 INFO L432 stractBuchiCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-03-09 06:59:39,845 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-03-09 06:59:39,845 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 29 transitions. [2025-03-09 06:59:39,845 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 06:59:39,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:39,845 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:39,845 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:39,846 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 06:59:39,846 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;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_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, cstrcspn_#t~mem3#1, cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, cstrcspn_#t~mem5#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset, cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset, cstrcspn_~c~0#1, cstrcspn_~sc~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;havoc cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;havoc cstrcspn_~c~0#1;havoc cstrcspn_~sc~0#1;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" [2025-03-09 06:59:39,846 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume 0 != cstrcspn_~sc~0#1;" [2025-03-09 06:59:39,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:39,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1408316208, now seen corresponding path program 1 times [2025-03-09 06:59:39,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:39,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482347633] [2025-03-09 06:59:39,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:39,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:39,851 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 06:59:39,862 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 06:59:39,864 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,864 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,865 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:39,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 06:59:39,871 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 06:59:39,871 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,871 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,877 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:39,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:39,877 INFO L85 PathProgramCache]: Analyzing trace with hash 38692, now seen corresponding path program 2 times [2025-03-09 06:59:39,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:39,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633119170] [2025-03-09 06:59:39,877 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 06:59:39,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:39,882 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:39,882 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:39,882 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 06:59:39,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,882 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:39,883 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:39,883 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:39,883 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,884 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,886 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:39,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:39,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1907596299, now seen corresponding path program 1 times [2025-03-09 06:59:39,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:39,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47107497] [2025-03-09 06:59:39,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:39,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:39,894 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-09 06:59:39,899 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-09 06:59:39,899 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,899 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,899 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:39,904 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-09 06:59:39,908 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-09 06:59:39,908 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:39,908 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:39,910 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:40,379 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 06:59:40,380 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 06:59:40,380 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 06:59:40,380 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 06:59:40,380 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 06:59:40,380 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:40,380 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 06:59:40,380 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 06:59:40,380 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcspn-alloca-2.i_Iteration7_Lasso [2025-03-09 06:59:40,380 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 06:59:40,380 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 06:59:40,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:40,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,426 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,427 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,619 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,624 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,626 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,627 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,628 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,631 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,632 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,634 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,637 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:40,853 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 06:59:40,853 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 06:59:40,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:40,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:40,856 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) [2025-03-09 06:59:40,857 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 [2025-03-09 06:59:40,857 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 [2025-03-09 06:59:40,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:40,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:40,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:40,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:40,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:40,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:40,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:40,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:40,873 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 [2025-03-09 06:59:40,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:40,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:40,875 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) [2025-03-09 06:59:40,875 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 [2025-03-09 06:59:40,876 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 [2025-03-09 06:59:40,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:40,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:40,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:40,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:40,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:40,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:40,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:40,887 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:40,893 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 [2025-03-09 06:59:40,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:40,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:40,895 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) [2025-03-09 06:59:40,896 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 [2025-03-09 06:59:40,897 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 [2025-03-09 06:59:40,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:40,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:40,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:40,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:40,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:40,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:40,911 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:40,917 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 [2025-03-09 06:59:40,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:40,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:40,919 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) [2025-03-09 06:59:40,921 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 [2025-03-09 06:59:40,922 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 [2025-03-09 06:59:40,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:40,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:40,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:40,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:40,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:40,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:40,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:40,933 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:40,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:40,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:40,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:40,942 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) [2025-03-09 06:59:40,942 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 [2025-03-09 06:59:40,944 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 [2025-03-09 06:59:40,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:40,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:40,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:40,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:40,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:40,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:40,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:40,955 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:40,960 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 [2025-03-09 06:59:40,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:40,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:40,962 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) [2025-03-09 06:59:40,962 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 [2025-03-09 06:59:40,964 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 [2025-03-09 06:59:40,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:40,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:40,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:40,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:40,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:40,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:40,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:40,976 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:40,981 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 [2025-03-09 06:59:40,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:40,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:40,982 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) [2025-03-09 06:59:40,983 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 [2025-03-09 06:59:40,984 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 [2025-03-09 06:59:40,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:40,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:40,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:40,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:40,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:40,994 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:40,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:40,995 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2025-03-09 06:59:41,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,002 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) [2025-03-09 06:59:41,003 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 [2025-03-09 06:59:41,003 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 [2025-03-09 06:59:41,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,015 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,021 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 [2025-03-09 06:59:41,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,022 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) [2025-03-09 06:59:41,024 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 [2025-03-09 06:59:41,025 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 [2025-03-09 06:59:41,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,036 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:41,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,044 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) [2025-03-09 06:59:41,045 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 [2025-03-09 06:59:41,046 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 [2025-03-09 06:59:41,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,058 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:41,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,065 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) [2025-03-09 06:59:41,067 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 [2025-03-09 06:59:41,069 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 [2025-03-09 06:59:41,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2025-03-09 06:59:41,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,088 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) [2025-03-09 06:59:41,088 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 [2025-03-09 06:59:41,089 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 [2025-03-09 06:59:41,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,106 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 [2025-03-09 06:59:41,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,108 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) [2025-03-09 06:59:41,109 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 [2025-03-09 06:59:41,109 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 [2025-03-09 06:59:41,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:41,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:41,122 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,129 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 [2025-03-09 06:59:41,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,131 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) [2025-03-09 06:59:41,132 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 [2025-03-09 06:59:41,133 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 [2025-03-09 06:59:41,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,146 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,151 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2025-03-09 06:59:41,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,153 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) [2025-03-09 06:59:41,153 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 [2025-03-09 06:59:41,154 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 [2025-03-09 06:59:41,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,165 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,170 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 [2025-03-09 06:59:41,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,172 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) [2025-03-09 06:59:41,173 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 [2025-03-09 06:59:41,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:41,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,185 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,190 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 [2025-03-09 06:59:41,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,192 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) [2025-03-09 06:59:41,193 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 [2025-03-09 06:59:41,194 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 [2025-03-09 06:59:41,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:41,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:41,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:41,206 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:41,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,213 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) [2025-03-09 06:59:41,214 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 [2025-03-09 06:59:41,214 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 [2025-03-09 06:59:41,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:41,225 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:41,228 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,233 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 [2025-03-09 06:59:41,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,235 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) [2025-03-09 06:59:41,236 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 [2025-03-09 06:59:41,237 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 [2025-03-09 06:59:41,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,248 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:41,248 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:41,252 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2025-03-09 06:59:41,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,261 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) [2025-03-09 06:59:41,262 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 [2025-03-09 06:59:41,263 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 [2025-03-09 06:59:41,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:41,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:41,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,287 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 [2025-03-09 06:59:41,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,292 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) [2025-03-09 06:59:41,293 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 [2025-03-09 06:59:41,294 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 [2025-03-09 06:59:41,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:41,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:41,308 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,314 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 [2025-03-09 06:59:41,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,316 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) [2025-03-09 06:59:41,317 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 [2025-03-09 06:59:41,318 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 [2025-03-09 06:59:41,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:41,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:41,335 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,340 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 [2025-03-09 06:59:41,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,342 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) [2025-03-09 06:59:41,344 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 [2025-03-09 06:59:41,345 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 [2025-03-09 06:59:41,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,355 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2025-03-09 06:59:41,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,363 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2025-03-09 06:59:41,363 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2025-03-09 06:59:41,393 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:41,405 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 [2025-03-09 06:59:41,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,407 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) [2025-03-09 06:59:41,409 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 [2025-03-09 06:59:41,409 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 [2025-03-09 06:59:41,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:41,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:41,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:41,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:41,423 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:41,423 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:41,428 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 06:59:41,441 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2025-03-09 06:59:41,441 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-09 06:59:41,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:41,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,443 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) [2025-03-09 06:59:41,445 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 [2025-03-09 06:59:41,446 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 06:59:41,457 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-09 06:59:41,457 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 06:59:41,457 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcspn_~spanp~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_4) = -1*ULTIMATE.start_cstrcspn_~spanp~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_4 Supporting invariants [] [2025-03-09 06:59:41,463 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 [2025-03-09 06:59:41,492 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2025-03-09 06:59:41,494 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~spanp~0!offset [2025-03-09 06:59:41,494 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-09 06:59:41,494 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-09 06:59:41,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:41,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 06:59:41,528 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 06:59:41,528 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:41,528 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:41,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-09 06:59:41,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:41,562 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:41,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:41,564 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:41,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:41,565 WARN L254 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-09 06:59:41,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:41,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:41,587 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 [2025-03-09 06:59:41,588 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 29 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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) [2025-03-09 06:59:41,619 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 29 transitions. cyclomatic complexity: 13. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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 36 states and 47 transitions. Complement of second has 7 states. [2025-03-09 06:59:41,620 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 [2025-03-09 06:59:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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) [2025-03-09 06:59:41,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2025-03-09 06:59:41,621 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 9 letters. Loop has 3 letters. [2025-03-09 06:59:41,621 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:41,622 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 12 letters. Loop has 3 letters. [2025-03-09 06:59:41,622 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:41,622 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 9 letters. Loop has 6 letters. [2025-03-09 06:59:41,622 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:41,622 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 47 transitions. [2025-03-09 06:59:41,623 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 06:59:41,625 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 24 states and 31 transitions. [2025-03-09 06:59:41,625 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-03-09 06:59:41,625 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-03-09 06:59:41,625 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 31 transitions. [2025-03-09 06:59:41,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 06:59:41,625 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 31 transitions. [2025-03-09 06:59:41,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 31 transitions. [2025-03-09 06:59:41,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2025-03-09 06:59:41,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 21 states have internal predecessors, (29), 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) [2025-03-09 06:59:41,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 29 transitions. [2025-03-09 06:59:41,627 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 29 transitions. [2025-03-09 06:59:41,627 INFO L432 stractBuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2025-03-09 06:59:41,627 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-03-09 06:59:41,627 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 29 transitions. [2025-03-09 06:59:41,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 06:59:41,628 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:41,628 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:41,629 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:41,629 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 06:59:41,629 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;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_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, cstrcspn_#t~mem3#1, cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, cstrcspn_#t~mem5#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset, cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset, cstrcspn_~c~0#1, cstrcspn_~sc~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;havoc cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;havoc cstrcspn_~c~0#1;havoc cstrcspn_~sc~0#1;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume !(0 != cstrcspn_~sc~0#1);" "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" [2025-03-09 06:59:41,629 INFO L754 eck$LassoCheckResult]: Loop: "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume 0 != cstrcspn_~sc~0#1;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" [2025-03-09 06:59:41,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:41,629 INFO L85 PathProgramCache]: Analyzing trace with hash -916894262, now seen corresponding path program 1 times [2025-03-09 06:59:41,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:41,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152847033] [2025-03-09 06:59:41,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:41,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:41,639 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-09 06:59:41,646 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-09 06:59:41,646 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:41,646 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:41,646 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:41,650 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-09 06:59:41,661 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-09 06:59:41,661 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:41,661 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:41,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:41,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:41,664 INFO L85 PathProgramCache]: Analyzing trace with hash 37612, now seen corresponding path program 3 times [2025-03-09 06:59:41,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:41,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400343618] [2025-03-09 06:59:41,664 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 06:59:41,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:41,666 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:41,667 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:41,667 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-09 06:59:41,667 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:41,667 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:41,668 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:41,668 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:41,668 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:41,668 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:41,669 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:41,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:41,669 INFO L85 PathProgramCache]: Analyzing trace with hash 795051139, now seen corresponding path program 1 times [2025-03-09 06:59:41,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:41,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521621969] [2025-03-09 06:59:41,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:41,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:41,675 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-09 06:59:41,678 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:41,678 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:41,678 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:41,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-03-09 06:59:41,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 06:59:41,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521621969] [2025-03-09 06:59:41,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521621969] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 06:59:41,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1063239360] [2025-03-09 06:59:41,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:41,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 06:59:41,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:41,769 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-09 06:59:41,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Waiting until timeout for monitored process [2025-03-09 06:59:41,814 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-09 06:59:41,829 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:41,830 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:41,830 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:41,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 69 conjuncts are in the unsatisfiable core [2025-03-09 06:59:41,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:41,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 [2025-03-09 06:59:41,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 13 treesize of output 9 [2025-03-09 06:59:41,953 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 06:59:41,953 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 06:59:42,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:42,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2025-03-09 06:59:42,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2025-03-09 06:59:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 06:59:42,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1063239360] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 06:59:42,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 06:59:42,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 11, 11] total 23 [2025-03-09 06:59:42,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750759314] [2025-03-09 06:59:42,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 06:59:42,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 06:59:42,153 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-03-09 06:59:42,154 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2025-03-09 06:59:42,154 INFO L87 Difference]: Start difference. First operand 22 states and 29 transitions. cyclomatic complexity: 12 Second operand has 23 states, 23 states have (on average 1.7826086956521738) internal successors, (41), 23 states have internal predecessors, (41), 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) [2025-03-09 06:59:42,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 06:59:42,344 INFO L93 Difference]: Finished difference Result 48 states and 59 transitions. [2025-03-09 06:59:42,344 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 59 transitions. [2025-03-09 06:59:42,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 06:59:42,345 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 36 states and 45 transitions. [2025-03-09 06:59:42,345 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-03-09 06:59:42,345 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-03-09 06:59:42,345 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 45 transitions. [2025-03-09 06:59:42,345 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 06:59:42,345 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 45 transitions. [2025-03-09 06:59:42,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 45 transitions. [2025-03-09 06:59:42,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 26. [2025-03-09 06:59:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 25 states have internal predecessors, (33), 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) [2025-03-09 06:59:42,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 33 transitions. [2025-03-09 06:59:42,347 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2025-03-09 06:59:42,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2025-03-09 06:59:42,347 INFO L432 stractBuchiCegarLoop]: Abstraction has 26 states and 33 transitions. [2025-03-09 06:59:42,347 INFO L338 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2025-03-09 06:59:42,347 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 33 transitions. [2025-03-09 06:59:42,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 06:59:42,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:42,348 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:42,348 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:42,348 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 06:59:42,348 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~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~post11#1, main_~i~0#1, main_#t~nondet12#1, main_#t~post13#1, main_~i~1#1, main_#t~ret14#1, 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~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet10#1;main_#t~post11#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet12#1;call write~int#0(main_#t~nondet12#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;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_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, cstrcspn_#t~mem3#1, cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, cstrcspn_#t~mem5#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset, cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset, cstrcspn_~c~0#1, cstrcspn_~sc~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;havoc cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;havoc cstrcspn_~c~0#1;havoc cstrcspn_~sc~0#1;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume 0 != cstrcspn_~sc~0#1;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume !(0 != cstrcspn_~sc~0#1);" "assume true;cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset := cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset;cstrcspn_~p~0#1.base, cstrcspn_~p~0#1.offset := cstrcspn_#t~post2#1.base, 1 + cstrcspn_#t~post2#1.offset;call cstrcspn_#t~mem3#1 := read~int#1(cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem3#1;havoc cstrcspn_#t~post2#1.base, cstrcspn_#t~post2#1.offset;havoc cstrcspn_#t~mem3#1;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" [2025-03-09 06:59:42,348 INFO L754 eck$LassoCheckResult]: Loop: "assume !(cstrcspn_~sc~0#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset;havoc cstrcspn_#t~mem5#1;" "assume 0 != cstrcspn_~sc~0#1;" "assume true;cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset := cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset;cstrcspn_~spanp~0#1.base, cstrcspn_~spanp~0#1.offset := cstrcspn_#t~post4#1.base, 1 + cstrcspn_#t~post4#1.offset;call cstrcspn_#t~mem5#1 := read~int#0(cstrcspn_#t~post4#1.base, cstrcspn_#t~post4#1.offset, 1);cstrcspn_~sc~0#1 := cstrcspn_#t~mem5#1;" [2025-03-09 06:59:42,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:42,349 INFO L85 PathProgramCache]: Analyzing trace with hash 764542489, now seen corresponding path program 2 times [2025-03-09 06:59:42,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:42,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702502587] [2025-03-09 06:59:42,349 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 06:59:42,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:42,355 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 18 statements into 2 equivalence classes. [2025-03-09 06:59:42,364 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:42,364 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-09 06:59:42,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:42,364 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:42,366 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-09 06:59:42,371 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:42,372 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:42,372 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:42,374 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:42,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:42,375 INFO L85 PathProgramCache]: Analyzing trace with hash 37612, now seen corresponding path program 4 times [2025-03-09 06:59:42,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:42,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195494514] [2025-03-09 06:59:42,375 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-09 06:59:42,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:42,377 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 3 statements into 2 equivalence classes. [2025-03-09 06:59:42,378 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:42,378 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-09 06:59:42,378 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:42,378 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:42,379 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:42,379 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:42,379 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:42,379 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:42,380 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:42,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:42,381 INFO L85 PathProgramCache]: Analyzing trace with hash 273726932, now seen corresponding path program 3 times [2025-03-09 06:59:42,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:42,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904492881] [2025-03-09 06:59:42,381 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 06:59:42,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:42,386 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 21 statements into 3 equivalence classes. [2025-03-09 06:59:42,407 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 21 of 21 statements. [2025-03-09 06:59:42,407 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-03-09 06:59:42,407 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:42,408 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:42,410 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-03-09 06:59:42,415 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-03-09 06:59:42,416 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:42,416 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:42,419 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:44,169 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 06:59:44,169 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 06:59:44,169 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 06:59:44,169 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 06:59:44,169 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 06:59:44,169 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:44,169 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 06:59:44,169 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 06:59:44,169 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcspn-alloca-2.i_Iteration9_Lasso [2025-03-09 06:59:44,169 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 06:59:44,169 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 06:59:44,171 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,176 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,178 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,180 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,182 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,479 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,489 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:44,903 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 06:59:44,903 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 06:59:44,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:44,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:44,905 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) [2025-03-09 06:59:44,906 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 [2025-03-09 06:59:44,907 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 [2025-03-09 06:59:44,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:44,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:44,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:44,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:44,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:44,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:44,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:44,918 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:44,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:44,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:44,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:44,926 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) [2025-03-09 06:59:44,927 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 [2025-03-09 06:59:44,927 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 [2025-03-09 06:59:44,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:44,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:44,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:44,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:44,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:44,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:44,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:44,938 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:44,944 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2025-03-09 06:59:44,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:44,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:44,946 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2025-03-09 06:59:44,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2025-03-09 06:59:44,947 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 [2025-03-09 06:59:44,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:44,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:44,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:44,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:44,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:44,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:44,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:44,959 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:44,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2025-03-09 06:59:44,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:44,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:44,966 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2025-03-09 06:59:44,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2025-03-09 06:59:44,968 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 [2025-03-09 06:59:44,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:44,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:44,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:44,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:44,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:44,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:44,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:44,979 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:44,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:44,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:44,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:44,987 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2025-03-09 06:59:44,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2025-03-09 06:59:44,989 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 [2025-03-09 06:59:44,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:44,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:44,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:44,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,002 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,009 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:45,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,011 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2025-03-09 06:59:45,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2025-03-09 06:59:45,014 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 [2025-03-09 06:59:45,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:45,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:45,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:45,025 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2025-03-09 06:59:45,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,032 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2025-03-09 06:59:45,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2025-03-09 06:59:45,035 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 [2025-03-09 06:59:45,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:45,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:45,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:45,047 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2025-03-09 06:59:45,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,055 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2025-03-09 06:59:45,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2025-03-09 06:59:45,056 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 [2025-03-09 06:59:45,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:45,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:45,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:45,067 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,072 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2025-03-09 06:59:45,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,073 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2025-03-09 06:59:45,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2025-03-09 06:59:45,075 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 [2025-03-09 06:59:45,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:45,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:45,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:45,085 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,090 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2025-03-09 06:59:45,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,091 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2025-03-09 06:59:45,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2025-03-09 06:59:45,093 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 [2025-03-09 06:59:45,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,105 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2025-03-09 06:59:45,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,112 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2025-03-09 06:59:45,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2025-03-09 06:59:45,114 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 [2025-03-09 06:59:45,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,124 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,126 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2025-03-09 06:59:45,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,134 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2025-03-09 06:59:45,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2025-03-09 06:59:45,135 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 [2025-03-09 06:59:45,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,146 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,146 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,148 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2025-03-09 06:59:45,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,155 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2025-03-09 06:59:45,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2025-03-09 06:59:45,157 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 [2025-03-09 06:59:45,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,170 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,181 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2025-03-09 06:59:45,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,183 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2025-03-09 06:59:45,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2025-03-09 06:59:45,184 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 [2025-03-09 06:59:45,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,196 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:45,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,203 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2025-03-09 06:59:45,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2025-03-09 06:59:45,205 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 [2025-03-09 06:59:45,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,215 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,218 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2025-03-09 06:59:45,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,225 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2025-03-09 06:59:45,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2025-03-09 06:59:45,227 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 [2025-03-09 06:59:45,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,239 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,244 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2025-03-09 06:59:45,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,246 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2025-03-09 06:59:45,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2025-03-09 06:59:45,247 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 [2025-03-09 06:59:45,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,257 INFO L203 nArgumentSynthesizer]: 6 stem disjuncts [2025-03-09 06:59:45,257 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2025-03-09 06:59:45,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,292 INFO L401 nArgumentSynthesizer]: We have 88 Motzkin's Theorem applications. [2025-03-09 06:59:45,292 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2025-03-09 06:59:45,362 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,370 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2025-03-09 06:59:45,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,372 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2025-03-09 06:59:45,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2025-03-09 06:59:45,375 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 [2025-03-09 06:59:45,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:45,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,399 INFO L229 MonitoredProcess]: Starting monitored process 102 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) [2025-03-09 06:59:45,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2025-03-09 06:59:45,402 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 [2025-03-09 06:59:45,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,412 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,412 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:45,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:45,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,423 INFO L229 MonitoredProcess]: Starting monitored process 103 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) [2025-03-09 06:59:45,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2025-03-09 06:59:45,426 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 [2025-03-09 06:59:45,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:45,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:45,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:45,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:45,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:45,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:45,446 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 06:59:45,458 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2025-03-09 06:59:45,459 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2025-03-09 06:59:45,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:45,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:45,462 INFO L229 MonitoredProcess]: Starting monitored process 104 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) [2025-03-09 06:59:45,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2025-03-09 06:59:45,463 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 06:59:45,474 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-09 06:59:45,474 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 06:59:45,474 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstrcspn_~spanp~0#1.base)_2, ULTIMATE.start_cstrcspn_~spanp~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstrcspn_~spanp~0#1.base)_2 - 1*ULTIMATE.start_cstrcspn_~spanp~0#1.offset Supporting invariants [] [2025-03-09 06:59:45,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:45,501 INFO L156 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2025-03-09 06:59:45,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-09 06:59:45,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-09 06:59:45,502 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~spanp~0!offset [2025-03-09 06:59:45,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:45,517 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-09 06:59:45,530 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:45,531 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:45,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:45,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-09 06:59:45,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:45,548 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:45,550 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:45,550 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:45,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:45,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-09 06:59:45,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:45,554 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-03-09 06:59:45,554 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 33 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2025-03-09 06:59:45,563 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 33 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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 31 states and 39 transitions. Complement of second has 5 states. [2025-03-09 06:59:45,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-09 06:59:45,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2025-03-09 06:59:45,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2025-03-09 06:59:45,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 18 letters. Loop has 3 letters. [2025-03-09 06:59:45,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:45,565 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-09 06:59:45,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:45,580 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-09 06:59:45,593 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:45,593 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:45,593 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:45,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-09 06:59:45,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:45,609 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:45,611 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:45,611 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:45,611 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:45,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-09 06:59:45,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:45,615 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2025-03-09 06:59:45,615 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 33 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2025-03-09 06:59:45,622 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 33 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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 31 states and 39 transitions. Complement of second has 5 states. [2025-03-09 06:59:45,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-09 06:59:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2025-03-09 06:59:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2025-03-09 06:59:45,622 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 18 letters. Loop has 3 letters. [2025-03-09 06:59:45,622 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:45,623 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-09 06:59:45,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:45,668 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-09 06:59:45,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:45,683 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:45,683 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:45,683 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:45,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-09 06:59:45,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:45,700 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 06:59:45,702 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 06:59:45,702 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:45,702 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:45,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-09 06:59:45,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:45,709 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-03-09 06:59:45,709 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 33 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2025-03-09 06:59:45,722 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 33 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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 36 states and 47 transitions. Complement of second has 4 states. [2025-03-09 06:59:45,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-09 06:59:45,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2025-03-09 06:59:45,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2025-03-09 06:59:45,723 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 18 letters. Loop has 3 letters. [2025-03-09 06:59:45,723 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:45,723 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 21 letters. Loop has 3 letters. [2025-03-09 06:59:45,723 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:45,723 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 18 letters. Loop has 6 letters. [2025-03-09 06:59:45,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:45,724 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 47 transitions. [2025-03-09 06:59:45,725 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-09 06:59:45,725 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 0 states and 0 transitions. [2025-03-09 06:59:45,725 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-09 06:59:45,725 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-09 06:59:45,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-09 06:59:45,725 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:45,725 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-09 06:59:45,725 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-09 06:59:45,725 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-09 06:59:45,725 INFO L338 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2025-03-09 06:59:45,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-09 06:59:45,725 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-09 06:59:45,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-09 06:59:45,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.03 06:59:45 BoogieIcfgContainer [2025-03-09 06:59:45,734 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-09 06:59:45,735 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-09 06:59:45,735 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-09 06:59:45,735 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-09 06:59:45,735 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 06:59:34" (3/4) ... [2025-03-09 06:59:45,737 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-09 06:59:45,737 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-09 06:59:45,738 INFO L158 Benchmark]: Toolchain (without parser) took 11997.61ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 112.3MB in the beginning and 371.5MB in the end (delta: -259.2MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2025-03-09 06:59:45,738 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 06:59:45,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.53ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 95.3MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-09 06:59:45,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.10ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 94.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 06:59:45,738 INFO L158 Benchmark]: Boogie Preprocessor took 28.53ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 92.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 06:59:45,738 INFO L158 Benchmark]: IcfgBuilder took 245.56ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 78.5MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-09 06:59:45,738 INFO L158 Benchmark]: BuchiAutomizer took 11371.35ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 78.5MB in the beginning and 371.5MB in the end (delta: -293.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 06:59:45,738 INFO L158 Benchmark]: Witness Printer took 2.32ms. Allocated memory is still 427.8MB. Free memory was 371.5MB in the beginning and 371.5MB in the end (delta: 81.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 06:59:45,739 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.53ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 95.3MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.10ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 94.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.53ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 92.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 245.56ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 78.5MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 11371.35ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 78.5MB in the beginning and 371.5MB in the end (delta: -293.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.32ms. Allocated memory is still 427.8MB. Free memory was 371.5MB in the beginning and 371.5MB in the end (delta: 81.1kB). 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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - 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: ~p~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~spanp~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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~spanp~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 9 terminating modules (4 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function (length1 + ((long long) -1 * i)) and consists of 2 locations. One deterministic module has affine ranking function null and consists of 3 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 3 locations. 4 modules have a trivial ranking function, the largest among these consists of 23 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.3s and 10 iterations. TraceHistogramMax:3. Analysis of lassos took 10.2s. Construction of modules took 0.1s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 20 StatesRemovedByMinimization, 5 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 [4, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 130 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 126 mSDsluCounter, 383 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 247 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 388 IncrementalHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 136 mSDtfsCounter, 388 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc3 concLT0 SILN0 SILU0 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital162 mio100 ax111 hnf100 lsp87 ukn78 mio100 lsp35 div131 bol100 ite100 ukn100 eq174 hnf91 smp88 dnf169 smp95 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 117ms VariablesStem: 6 VariablesLoop: 7 DisjunctsStem: 6 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 88 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! [2025-03-09 06:59:45,749 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Ended with exit code 0 [2025-03-09 06:59:45,950 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE