./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-15/cstrpbrk_diffterm_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-15/cstrpbrk_diffterm_alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4b11c9964533b446d4a410c2e05b424a11d24fa8de6ca154a41c04142b1e6007 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 19:59:12,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 19:59:12,186 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-03-17 19:59:12,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 19:59:12,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 19:59:12,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-17 19:59:12,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 19:59:12,215 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 19:59:12,215 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 19:59:12,215 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 19:59:12,216 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 19:59:12,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 19:59:12,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 19:59:12,216 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 19:59:12,216 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-17 19:59:12,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 19:59:12,217 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 19:59:12,218 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 19:59:12,218 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 19:59:12,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 19:59:12,218 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 19:59:12,218 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-17 19:59:12,218 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b11c9964533b446d4a410c2e05b424a11d24fa8de6ca154a41c04142b1e6007 [2025-03-17 19:59:12,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 19:59:12,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 19:59:12,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 19:59:12,573 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 19:59:12,573 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 19:59:12,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrpbrk_diffterm_alloca.i [2025-03-17 19:59:13,714 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/084b8e631/5d2d4081c9f54303bb95e470b27a5e46/FLAG164295849 [2025-03-17 19:59:13,961 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 19:59:13,962 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-15/cstrpbrk_diffterm_alloca.i [2025-03-17 19:59:13,968 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/084b8e631/5d2d4081c9f54303bb95e470b27a5e46/FLAG164295849 [2025-03-17 19:59:14,296 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/084b8e631/5d2d4081c9f54303bb95e470b27a5e46 [2025-03-17 19:59:14,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 19:59:14,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 19:59:14,302 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 19:59:14,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 19:59:14,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 19:59:14,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53070196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14, skipping insertion in model container [2025-03-17 19:59:14,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,321 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 19:59:14,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 19:59:14,489 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 19:59:14,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 19:59:14,541 INFO L204 MainTranslator]: Completed translation [2025-03-17 19:59:14,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14 WrapperNode [2025-03-17 19:59:14,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 19:59:14,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 19:59:14,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 19:59:14,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 19:59:14,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,568 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2025-03-17 19:59:14,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 19:59:14,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 19:59:14,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 19:59:14,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 19:59:14,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,576 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,584 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [3, 4]. 57 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2025-03-17 19:59:14,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,587 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,588 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 19:59:14,590 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 19:59:14,591 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 19:59:14,591 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 19:59:14,591 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (1/1) ... [2025-03-17 19:59:14,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:14,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:14,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:14,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-03-17 19:59:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 19:59:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 19:59:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 19:59:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 19:59:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 19:59:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 19:59:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 19:59:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 19:59:14,702 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 19:59:14,703 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 19:59:14,830 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L388: call ULTIMATE.dealloc(main_#t~malloc215#1.base, main_#t~malloc215#1.offset);havoc main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call ULTIMATE.dealloc(main_#t~malloc216#1.base, main_#t~malloc216#1.offset);havoc main_#t~malloc216#1.base, main_#t~malloc216#1.offset; [2025-03-17 19:59:14,840 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2025-03-17 19:59:14,841 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 19:59:14,845 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 19:59:14,846 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 19:59:14,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:59:14 BoogieIcfgContainer [2025-03-17 19:59:14,846 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 19:59:14,847 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-17 19:59:14,847 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-17 19:59:14,850 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-17 19:59:14,851 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:59:14,851 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.03 07:59:14" (1/3) ... [2025-03-17 19:59:14,851 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2799b037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 07:59:14, skipping insertion in model container [2025-03-17 19:59:14,851 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:59:14,851 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:59:14" (2/3) ... [2025-03-17 19:59:14,852 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2799b037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 07:59:14, skipping insertion in model container [2025-03-17 19:59:14,852 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:59:14,852 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:59:14" (3/3) ... [2025-03-17 19:59:14,852 INFO L363 chiAutomizerObserver]: Analyzing ICFG cstrpbrk_diffterm_alloca.i [2025-03-17 19:59:14,881 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-17 19:59:14,882 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-17 19:59:14,882 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-17 19:59:14,882 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-17 19:59:14,882 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-17 19:59:14,882 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-17 19:59:14,883 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-17 19:59:14,883 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-17 19:59:14,887 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:14,896 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2025-03-17 19:59:14,897 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:59:14,897 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:59:14,900 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-03-17 19:59:14,900 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-03-17 19:59:14,900 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-17 19:59:14,901 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:14,901 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2025-03-17 19:59:14,901 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:59:14,901 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:59:14,902 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-03-17 19:59:14,902 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-03-17 19:59:14,905 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~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1.base, main_#t~ret217#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#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 cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem205#1, cstrpbrk_#t~mem206#1, cstrpbrk_#t~mem207#1, cstrpbrk_#t~mem208#1, cstrpbrk_#t~short209#1, cstrpbrk_#t~post210#1.base, cstrpbrk_#t~post210#1.offset, cstrpbrk_#t~mem211#1, cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;" [2025-03-17 19:59:14,906 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrpbrk_#t~mem205#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);" "assume 49 != cstrpbrk_#t~mem205#1;havoc cstrpbrk_#t~mem205#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem206#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem206#1;havoc cstrpbrk_#t~mem206#1;" "assume !true;" "call cstrpbrk_#t~mem211#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);" "assume !(cstrpbrk_#t~mem211#1 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~mem211#1;cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset := cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_#t~post212#1.base, 1 + cstrpbrk_#t~post212#1.offset;havoc cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset;" [2025-03-17 19:59:14,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:14,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1876766, now seen corresponding path program 1 times [2025-03-17 19:59:14,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:14,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543605892] [2025-03-17 19:59:14,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:14,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:14,961 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:59:14,988 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:59:14,988 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:14,988 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:14,989 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:14,995 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:59:15,013 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:59:15,014 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:15,014 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:15,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:15,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:15,032 INFO L85 PathProgramCache]: Analyzing trace with hash 51497458, now seen corresponding path program 1 times [2025-03-17 19:59:15,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:15,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177501543] [2025-03-17 19:59:15,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:15,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:15,036 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 19:59:15,041 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 19:59:15,041 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:15,041 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:15,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:59:15,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:59:15,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177501543] [2025-03-17 19:59:15,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177501543] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:59:15,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:59:15,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 19:59:15,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518248965] [2025-03-17 19:59:15,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:59:15,066 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 19:59:15,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:59:15,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 19:59:15,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 19:59:15,085 INFO L87 Difference]: Start difference. First operand has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 15 states have internal predecessors, (23), 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 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:15,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:59:15,089 INFO L93 Difference]: Finished difference Result 16 states and 21 transitions. [2025-03-17 19:59:15,089 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 21 transitions. [2025-03-17 19:59:15,090 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2025-03-17 19:59:15,093 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 11 states and 15 transitions. [2025-03-17 19:59:15,093 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-03-17 19:59:15,093 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-03-17 19:59:15,093 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 15 transitions. [2025-03-17 19:59:15,094 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 19:59:15,094 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 15 transitions. [2025-03-17 19:59:15,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 15 transitions. [2025-03-17 19:59:15,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2025-03-17 19:59:15,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:15,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 15 transitions. [2025-03-17 19:59:15,108 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 15 transitions. [2025-03-17 19:59:15,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 19:59:15,110 INFO L432 stractBuchiCegarLoop]: Abstraction has 11 states and 15 transitions. [2025-03-17 19:59:15,110 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-17 19:59:15,110 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 15 transitions. [2025-03-17 19:59:15,111 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2025-03-17 19:59:15,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:59:15,111 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:59:15,112 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-03-17 19:59:15,112 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:59:15,112 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~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1.base, main_#t~ret217#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#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 cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem205#1, cstrpbrk_#t~mem206#1, cstrpbrk_#t~mem207#1, cstrpbrk_#t~mem208#1, cstrpbrk_#t~short209#1, cstrpbrk_#t~post210#1.base, cstrpbrk_#t~post210#1.offset, cstrpbrk_#t~mem211#1, cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;" [2025-03-17 19:59:15,112 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrpbrk_#t~mem205#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);" "assume 49 != cstrpbrk_#t~mem205#1;havoc cstrpbrk_#t~mem205#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem206#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem206#1;havoc cstrpbrk_#t~mem206#1;" "assume true;call cstrpbrk_#t~mem207#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := 49 != cstrpbrk_#t~mem207#1;" "assume cstrpbrk_#t~short209#1;call cstrpbrk_#t~mem208#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := cstrpbrk_#t~mem208#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256);" "assume !cstrpbrk_#t~short209#1;havoc cstrpbrk_#t~mem207#1;havoc cstrpbrk_#t~mem208#1;havoc cstrpbrk_#t~short209#1;" "call cstrpbrk_#t~mem211#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);" "assume !(cstrpbrk_#t~mem211#1 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~mem211#1;cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset := cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_#t~post212#1.base, 1 + cstrpbrk_#t~post212#1.offset;havoc cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset;" [2025-03-17 19:59:15,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:15,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1876766, now seen corresponding path program 2 times [2025-03-17 19:59:15,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:15,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936558917] [2025-03-17 19:59:15,113 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 19:59:15,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:15,122 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:59:15,131 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:59:15,132 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 19:59:15,132 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:15,132 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:15,134 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:59:15,141 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:59:15,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:15,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:15,144 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:15,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:15,144 INFO L85 PathProgramCache]: Analyzing trace with hash -2051320785, now seen corresponding path program 1 times [2025-03-17 19:59:15,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:15,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129849195] [2025-03-17 19:59:15,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:15,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:15,149 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-17 19:59:15,165 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-17 19:59:15,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:15,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:15,165 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:15,168 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-17 19:59:15,177 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-17 19:59:15,177 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:15,177 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:15,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:15,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:15,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1842125198, now seen corresponding path program 1 times [2025-03-17 19:59:15,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:15,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557393462] [2025-03-17 19:59:15,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:15,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:15,196 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-17 19:59:15,219 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-17 19:59:15,220 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:15,220 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:15,220 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:15,223 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-17 19:59:15,249 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-17 19:59:15,249 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:15,249 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:15,253 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:16,067 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 19:59:16,068 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 19:59:16,068 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 19:59:16,068 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 19:59:16,068 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 19:59:16,069 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,069 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 19:59:16,069 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 19:59:16,069 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrpbrk_diffterm_alloca.i_Iteration2_Lasso [2025-03-17 19:59:16,069 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 19:59:16,069 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 19:59:16,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,126 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,379 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,382 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,390 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,398 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:16,777 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 19:59:16,780 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 19:59:16,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,783 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-03-17 19:59:16,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:16,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:16,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:16,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:16,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:16,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:16,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:16,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:16,804 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:16,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-03-17 19:59:16,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-03-17 19:59:16,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:16,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:16,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:16,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:16,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:16,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:16,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:16,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:16,830 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:16,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:16,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,838 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-03-17 19:59:16,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:16,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:16,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:16,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:16,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:16,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:16,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:16,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:16,855 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:16,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:16,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,864 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-03-17 19:59:16,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:16,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:16,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:16,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:16,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:16,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:16,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:16,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:16,879 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:16,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:16,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,887 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-03-17 19:59:16,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:16,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:16,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:16,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:16,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:16,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:16,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:16,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:16,904 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:16,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:16,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,911 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-03-17 19:59:16,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:16,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:16,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:16,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:16,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:16,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:16,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:16,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:16,929 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:16,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:16,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,939 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-03-17 19:59:16,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:16,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:16,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:16,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:16,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:16,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:16,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:16,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:16,957 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:16,963 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 [2025-03-17 19:59:16,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,966 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-03-17 19:59:16,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:16,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:16,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:16,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:16,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:16,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:16,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:16,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:16,981 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:16,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-03-17 19:59:16,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:16,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:16,989 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:16,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-03-17 19:59:16,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,005 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:17,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,013 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-03-17 19:59:17,014 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 [2025-03-17 19:59:17,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-03-17 19:59:17,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,036 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-03-17 19:59:17,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,052 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,058 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 [2025-03-17 19:59:17,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,060 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-03-17 19:59:17,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,073 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-03-17 19:59:17,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,081 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-03-17 19:59:17,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,095 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,100 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 [2025-03-17 19:59:17,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,102 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-03-17 19:59:17,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,120 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 [2025-03-17 19:59:17,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,122 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-03-17 19:59:17,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,137 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,142 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 [2025-03-17 19:59:17,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,145 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-03-17 19:59:17,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,158 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,163 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 [2025-03-17 19:59:17,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,166 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-03-17 19:59:17,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:17,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,179 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:17,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,186 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-03-17 19:59:17,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:17,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:17,206 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-03-17 19:59:17,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,214 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-03-17 19:59:17,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:17,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,226 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2025-03-17 19:59:17,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,229 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:17,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:17,233 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:17,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:17,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,241 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-03-17 19:59:17,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:17,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:17,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:17,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:17,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:17,258 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:17,258 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:17,264 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 19:59:17,282 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-03-17 19:59:17,285 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-03-17 19:59:17,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:17,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:17,289 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:17,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-03-17 19:59:17,293 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 19:59:17,305 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 19:59:17,305 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 19:59:17,306 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc215#1.base)_1, ULTIMATE.start_cstrpbrk_~sc1~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc215#1.base)_1 - 1*ULTIMATE.start_cstrpbrk_~sc1~0#1.offset Supporting invariants [] [2025-03-17 19:59:17,312 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 [2025-03-17 19:59:17,341 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2025-03-17 19:59:17,346 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-17 19:59:17,347 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-17 19:59:17,348 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~sc1~0!offset [2025-03-17 19:59:17,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:17,378 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-17 19:59:17,388 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-17 19:59:17,388 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:17,388 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:17,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-17 19:59:17,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:17,410 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-17 19:59:17,418 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-17 19:59:17,418 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:17,418 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:17,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-17 19:59:17,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:59:17,476 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-03-17 19:59:17,477 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 15 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:17,539 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 15 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 25 transitions. Complement of second has 4 states. [2025-03-17 19:59:17,540 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 [2025-03-17 19:59:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 15 transitions. [2025-03-17 19:59:17,544 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 4 letters. Loop has 7 letters. [2025-03-17 19:59:17,544 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:17,545 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 11 letters. Loop has 7 letters. [2025-03-17 19:59:17,545 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:17,545 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 4 letters. Loop has 14 letters. [2025-03-17 19:59:17,546 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:17,546 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 25 transitions. [2025-03-17 19:59:17,548 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 19:59:17,549 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 16 states and 23 transitions. [2025-03-17 19:59:17,549 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-03-17 19:59:17,549 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2025-03-17 19:59:17,549 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 23 transitions. [2025-03-17 19:59:17,549 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 19:59:17,549 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-03-17 19:59:17,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 23 transitions. [2025-03-17 19:59:17,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2025-03-17 19:59:17,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.4375) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:17,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 23 transitions. [2025-03-17 19:59:17,550 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-03-17 19:59:17,550 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-03-17 19:59:17,550 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-17 19:59:17,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 23 transitions. [2025-03-17 19:59:17,552 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 19:59:17,552 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:59:17,553 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:59:17,553 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-17 19:59:17,553 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-17 19:59:17,553 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~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1.base, main_#t~ret217#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#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 cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem205#1, cstrpbrk_#t~mem206#1, cstrpbrk_#t~mem207#1, cstrpbrk_#t~mem208#1, cstrpbrk_#t~short209#1, cstrpbrk_#t~post210#1.base, cstrpbrk_#t~post210#1.offset, cstrpbrk_#t~mem211#1, cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;" "assume true;call cstrpbrk_#t~mem205#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);" "assume 49 != cstrpbrk_#t~mem205#1;havoc cstrpbrk_#t~mem205#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem206#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem206#1;havoc cstrpbrk_#t~mem206#1;" [2025-03-17 19:59:17,553 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrpbrk_#t~mem207#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := 49 != cstrpbrk_#t~mem207#1;" "assume cstrpbrk_#t~short209#1;call cstrpbrk_#t~mem208#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := cstrpbrk_#t~mem208#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256);" "assume cstrpbrk_#t~short209#1;havoc cstrpbrk_#t~mem207#1;havoc cstrpbrk_#t~mem208#1;havoc cstrpbrk_#t~short209#1;cstrpbrk_#t~post210#1.base, cstrpbrk_#t~post210#1.offset := cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_#t~post210#1.base, 1 + cstrpbrk_#t~post210#1.offset;" [2025-03-17 19:59:17,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:17,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1803572893, now seen corresponding path program 1 times [2025-03-17 19:59:17,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:17,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827175446] [2025-03-17 19:59:17,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:17,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:17,565 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 19:59:17,582 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 19:59:17,583 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:17,583 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:17,583 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:17,585 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 19:59:17,600 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 19:59:17,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:17,602 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:17,607 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:17,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:17,608 INFO L85 PathProgramCache]: Analyzing trace with hash 47600, now seen corresponding path program 1 times [2025-03-17 19:59:17,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:17,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547460313] [2025-03-17 19:59:17,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:17,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:17,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:17,613 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:17,613 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:17,613 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:17,613 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:17,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:17,616 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:17,617 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:17,617 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:17,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:17,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:17,618 INFO L85 PathProgramCache]: Analyzing trace with hash 199200212, now seen corresponding path program 1 times [2025-03-17 19:59:17,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:17,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760491941] [2025-03-17 19:59:17,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:17,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:17,625 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-17 19:59:17,638 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-17 19:59:17,638 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:17,638 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:17,638 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:17,643 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-17 19:59:17,661 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-17 19:59:17,662 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:17,662 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:17,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:18,300 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 19:59:18,300 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 19:59:18,300 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 19:59:18,300 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 19:59:18,300 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 19:59:18,300 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:18,300 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 19:59:18,300 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 19:59:18,300 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrpbrk_diffterm_alloca.i_Iteration3_Lasso [2025-03-17 19:59:18,300 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 19:59:18,300 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 19:59:18,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,354 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:18,468 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 [2025-03-17 19:59:18,941 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 19:59:18,941 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 19:59:18,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:18,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:18,945 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:18,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-03-17 19:59:18,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:18,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:18,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:18,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:18,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:18,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:18,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:18,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:18,960 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:18,965 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-03-17 19:59:18,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:18,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:18,967 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:18,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-03-17 19:59:18,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:18,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:18,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:18,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:18,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:18,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:18,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:18,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:18,981 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:18,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-03-17 19:59:18,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:18,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:18,988 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:18,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-03-17 19:59:18,989 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 [2025-03-17 19:59:18,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:18,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:18,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:18,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:18,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:18,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:18,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,000 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,005 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 [2025-03-17 19:59:19,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,007 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-03-17 19:59:19,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,021 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-03-17 19:59:19,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,028 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-03-17 19:59:19,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,041 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-03-17 19:59:19,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,049 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) [2025-03-17 19:59:19,051 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 [2025-03-17 19:59:19,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,070 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 [2025-03-17 19:59:19,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,072 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-03-17 19:59:19,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,085 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,091 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 [2025-03-17 19:59:19,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,093 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-03-17 19:59:19,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,106 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-03-17 19:59:19,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,113 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,114 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-03-17 19:59:19,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,126 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,131 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 [2025-03-17 19:59:19,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,167 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-03-17 19:59:19,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2025-03-17 19:59:19,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,189 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-03-17 19:59:19,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2025-03-17 19:59:19,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,210 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-03-17 19:59:19,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,225 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,231 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 [2025-03-17 19:59:19,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,233 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-03-17 19:59:19,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:19,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,255 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-03-17 19:59:19,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,270 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:19,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,278 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-03-17 19:59:19,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:19,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,300 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-03-17 19:59:19,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,313 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-03-17 19:59:19,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,321 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-03-17 19:59:19,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,333 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-03-17 19:59:19,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,343 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-03-17 19:59:19,345 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 [2025-03-17 19:59:19,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:19,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,363 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-03-17 19:59:19,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,376 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-03-17 19:59:19,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,383 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-03-17 19:59:19,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,396 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,401 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-03-17 19:59:19,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,403 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-03-17 19:59:19,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,415 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:19,415 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:19,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2025-03-17 19:59:19,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,425 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-03-17 19:59:19,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,440 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,445 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:19,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,447 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-03-17 19:59:19,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,461 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,466 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 [2025-03-17 19:59:19,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,468 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-03-17 19:59:19,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,480 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2025-03-17 19:59:19,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,487 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-03-17 19:59:19,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:19,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:19,502 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,508 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2025-03-17 19:59:19,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,510 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-03-17 19:59:19,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,525 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:19,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,534 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-03-17 19:59:19,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:19,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:19,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:19,549 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:19,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,556 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-03-17 19:59:19,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:19,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:19,572 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:19,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,581 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-03-17 19:59:19,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:19,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:19,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2025-03-17 19:59:19,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,610 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-03-17 19:59:19,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:19,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,623 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2025-03-17 19:59:19,623 INFO L204 nArgumentSynthesizer]: 7 loop disjuncts [2025-03-17 19:59:19,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,678 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2025-03-17 19:59:19,678 INFO L402 nArgumentSynthesizer]: A total of 14 supporting invariants were added. [2025-03-17 19:59:19,782 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:19,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2025-03-17 19:59:19,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,792 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-03-17 19:59:19,793 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 [2025-03-17 19:59:19,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:19,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:19,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:19,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:19,808 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:19,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:19,814 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 19:59:19,831 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-03-17 19:59:19,831 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-17 19:59:19,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:19,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:19,833 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:19,835 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-03-17 19:59:19,836 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 19:59:19,846 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 19:59:19,846 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 19:59:19,846 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_2) = -1*ULTIMATE.start_cstrpbrk_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_2 Supporting invariants [] [2025-03-17 19:59:19,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2025-03-17 19:59:19,865 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2025-03-17 19:59:19,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2025-03-17 19:59:19,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-17 19:59:19,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-17 19:59:19,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:19,891 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 19:59:19,898 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 19:59:19,898 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:19,899 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:19,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-17 19:59:19,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:19,923 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:19,927 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:19,927 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:19,927 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:19,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 19:59:19,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:19,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:59:19,959 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-03-17 19:59:19,959 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 23 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:19,992 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 23 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 44 transitions. Complement of second has 6 states. [2025-03-17 19:59:19,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-17 19:59:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2025-03-17 19:59:19,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 6 letters. Loop has 3 letters. [2025-03-17 19:59:19,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:19,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 9 letters. Loop has 3 letters. [2025-03-17 19:59:19,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:19,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 6 letters. Loop has 6 letters. [2025-03-17 19:59:19,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:19,993 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 44 transitions. [2025-03-17 19:59:19,994 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 19:59:19,994 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 23 states and 32 transitions. [2025-03-17 19:59:19,994 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2025-03-17 19:59:19,994 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2025-03-17 19:59:19,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 32 transitions. [2025-03-17 19:59:19,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 19:59:19,994 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 32 transitions. [2025-03-17 19:59:19,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 32 transitions. [2025-03-17 19:59:19,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2025-03-17 19:59:19,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 21 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) [2025-03-17 19:59:19,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2025-03-17 19:59:19,995 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 31 transitions. [2025-03-17 19:59:19,995 INFO L432 stractBuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2025-03-17 19:59:19,995 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-17 19:59:19,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 31 transitions. [2025-03-17 19:59:19,996 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 19:59:19,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:59:19,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:59:19,996 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:59:19,996 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-17 19:59:19,996 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~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1.base, main_#t~ret217#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#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 cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem205#1, cstrpbrk_#t~mem206#1, cstrpbrk_#t~mem207#1, cstrpbrk_#t~mem208#1, cstrpbrk_#t~short209#1, cstrpbrk_#t~post210#1.base, cstrpbrk_#t~post210#1.offset, cstrpbrk_#t~mem211#1, cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;" "assume true;call cstrpbrk_#t~mem205#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);" "assume 49 != cstrpbrk_#t~mem205#1;havoc cstrpbrk_#t~mem205#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem206#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem206#1;havoc cstrpbrk_#t~mem206#1;" "assume true;call cstrpbrk_#t~mem207#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := 49 != cstrpbrk_#t~mem207#1;" "assume !cstrpbrk_#t~short209#1;" "assume !cstrpbrk_#t~short209#1;havoc cstrpbrk_#t~mem207#1;havoc cstrpbrk_#t~mem208#1;havoc cstrpbrk_#t~short209#1;" "call cstrpbrk_#t~mem211#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);" "assume !(cstrpbrk_#t~mem211#1 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~mem211#1;cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset := cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_#t~post212#1.base, 1 + cstrpbrk_#t~post212#1.offset;havoc cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset;" "assume true;call cstrpbrk_#t~mem205#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);" "assume 49 != cstrpbrk_#t~mem205#1;havoc cstrpbrk_#t~mem205#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem206#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem206#1;havoc cstrpbrk_#t~mem206#1;" [2025-03-17 19:59:19,996 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrpbrk_#t~mem207#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := 49 != cstrpbrk_#t~mem207#1;" "assume cstrpbrk_#t~short209#1;call cstrpbrk_#t~mem208#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := cstrpbrk_#t~mem208#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256);" "assume cstrpbrk_#t~short209#1;havoc cstrpbrk_#t~mem207#1;havoc cstrpbrk_#t~mem208#1;havoc cstrpbrk_#t~short209#1;cstrpbrk_#t~post210#1.base, cstrpbrk_#t~post210#1.offset := cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_#t~post210#1.base, 1 + cstrpbrk_#t~post210#1.offset;" [2025-03-17 19:59:19,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:19,996 INFO L85 PathProgramCache]: Analyzing trace with hash -727159408, now seen corresponding path program 1 times [2025-03-17 19:59:19,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:19,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245634140] [2025-03-17 19:59:19,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:19,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:20,005 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 19:59:20,016 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 19:59:20,017 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:20,018 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:20,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:59:20,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:59:20,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245634140] [2025-03-17 19:59:20,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245634140] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:59:20,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:59:20,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-17 19:59:20,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929969169] [2025-03-17 19:59:20,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:59:20,111 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 19:59:20,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:20,111 INFO L85 PathProgramCache]: Analyzing trace with hash 47600, now seen corresponding path program 2 times [2025-03-17 19:59:20,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:20,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686728475] [2025-03-17 19:59:20,111 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 19:59:20,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:20,114 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:20,116 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:20,116 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 19:59:20,116 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:20,116 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:20,117 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:20,118 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:20,118 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:20,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:20,119 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:20,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:59:20,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 19:59:20,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2025-03-17 19:59:20,214 INFO L87 Difference]: Start difference. First operand 22 states and 31 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:20,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:59:20,247 INFO L93 Difference]: Finished difference Result 28 states and 37 transitions. [2025-03-17 19:59:20,247 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 37 transitions. [2025-03-17 19:59:20,248 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-03-17 19:59:20,248 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 25 states and 33 transitions. [2025-03-17 19:59:20,248 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2025-03-17 19:59:20,249 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-03-17 19:59:20,249 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 33 transitions. [2025-03-17 19:59:20,249 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 19:59:20,249 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 33 transitions. [2025-03-17 19:59:20,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 33 transitions. [2025-03-17 19:59:20,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2025-03-17 19:59:20,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 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) [2025-03-17 19:59:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 31 transitions. [2025-03-17 19:59:20,250 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 31 transitions. [2025-03-17 19:59:20,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-17 19:59:20,251 INFO L432 stractBuchiCegarLoop]: Abstraction has 23 states and 31 transitions. [2025-03-17 19:59:20,251 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-17 19:59:20,251 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 31 transitions. [2025-03-17 19:59:20,251 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 19:59:20,253 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:59:20,253 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:59:20,253 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:59:20,253 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-17 19:59:20,253 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~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1.base, main_#t~ret217#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#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 cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem205#1, cstrpbrk_#t~mem206#1, cstrpbrk_#t~mem207#1, cstrpbrk_#t~mem208#1, cstrpbrk_#t~short209#1, cstrpbrk_#t~post210#1.base, cstrpbrk_#t~post210#1.offset, cstrpbrk_#t~mem211#1, cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;" "assume true;call cstrpbrk_#t~mem205#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);" "assume 49 != cstrpbrk_#t~mem205#1;havoc cstrpbrk_#t~mem205#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem206#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem206#1;havoc cstrpbrk_#t~mem206#1;" "assume true;call cstrpbrk_#t~mem207#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := 49 != cstrpbrk_#t~mem207#1;" "assume cstrpbrk_#t~short209#1;call cstrpbrk_#t~mem208#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := cstrpbrk_#t~mem208#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256);" "assume !cstrpbrk_#t~short209#1;havoc cstrpbrk_#t~mem207#1;havoc cstrpbrk_#t~mem208#1;havoc cstrpbrk_#t~short209#1;" "call cstrpbrk_#t~mem211#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);" "assume !(cstrpbrk_#t~mem211#1 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~mem211#1;cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset := cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_#t~post212#1.base, 1 + cstrpbrk_#t~post212#1.offset;havoc cstrpbrk_#t~post212#1.base, cstrpbrk_#t~post212#1.offset;" "assume true;call cstrpbrk_#t~mem205#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);" "assume 49 != cstrpbrk_#t~mem205#1;havoc cstrpbrk_#t~mem205#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem206#1 := read~int#0(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem206#1;havoc cstrpbrk_#t~mem206#1;" [2025-03-17 19:59:20,253 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrpbrk_#t~mem207#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := 49 != cstrpbrk_#t~mem207#1;" "assume cstrpbrk_#t~short209#1;call cstrpbrk_#t~mem208#1 := read~int#1(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short209#1 := cstrpbrk_#t~mem208#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256);" "assume cstrpbrk_#t~short209#1;havoc cstrpbrk_#t~mem207#1;havoc cstrpbrk_#t~mem208#1;havoc cstrpbrk_#t~short209#1;cstrpbrk_#t~post210#1.base, cstrpbrk_#t~post210#1.offset := cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_#t~post210#1.base, 1 + cstrpbrk_#t~post210#1.offset;" [2025-03-17 19:59:20,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:20,254 INFO L85 PathProgramCache]: Analyzing trace with hash -755788559, now seen corresponding path program 2 times [2025-03-17 19:59:20,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:20,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290097818] [2025-03-17 19:59:20,254 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 19:59:20,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:20,259 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 13 statements into 2 equivalence classes. [2025-03-17 19:59:20,269 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 19:59:20,269 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-17 19:59:20,269 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:20,269 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:20,271 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 19:59:20,277 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 19:59:20,277 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:20,277 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:20,279 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:20,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:20,279 INFO L85 PathProgramCache]: Analyzing trace with hash 47600, now seen corresponding path program 3 times [2025-03-17 19:59:20,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:20,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40130801] [2025-03-17 19:59:20,279 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 19:59:20,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:20,282 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:20,283 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:20,284 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 19:59:20,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:20,284 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:20,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:20,285 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:20,285 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:20,285 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:20,286 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:20,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:20,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1478377728, now seen corresponding path program 1 times [2025-03-17 19:59:20,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:59:20,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056270248] [2025-03-17 19:59:20,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:59:20,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:59:20,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:20,317 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-17 19:59:20,332 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-17 19:59:20,332 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:20,332 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:20,332 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:59:20,334 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-17 19:59:20,343 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-17 19:59:20,343 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:20,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:59:20,345 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:59:21,148 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 19:59:21,149 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 19:59:21,149 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 19:59:21,149 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 19:59:21,149 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 19:59:21,149 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:21,149 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 19:59:21,149 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 19:59:21,149 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrpbrk_diffterm_alloca.i_Iteration5_Lasso [2025-03-17 19:59:21,149 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 19:59:21,149 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 19:59:21,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,154 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,156 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,452 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,462 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,466 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:21,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:59:22,078 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 19:59:22,078 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 19:59:22,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,080 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-03-17 19:59:22,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:22,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:22,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:22,092 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,097 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2025-03-17 19:59:22,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,099 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-03-17 19:59:22,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:22,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:22,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:22,111 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:22,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,118 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-03-17 19:59:22,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:22,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:22,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:22,130 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,135 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 [2025-03-17 19:59:22,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,137 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-03-17 19:59:22,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:22,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:22,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:22,149 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:22,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,156 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-03-17 19:59:22,157 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 [2025-03-17 19:59:22,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:22,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:22,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:22,168 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2025-03-17 19:59:22,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,176 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-03-17 19:59:22,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:22,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:22,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:22,188 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2025-03-17 19:59:22,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,195 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-03-17 19:59:22,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:22,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:22,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:22,207 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2025-03-17 19:59:22,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,214 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-03-17 19:59:22,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:59:22,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,225 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:59:22,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:59:22,225 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2025-03-17 19:59:22,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,233 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-03-17 19:59:22,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,244 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:22,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:22,246 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2025-03-17 19:59:22,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,253 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-03-17 19:59:22,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,264 INFO L203 nArgumentSynthesizer]: 6 stem disjuncts [2025-03-17 19:59:22,264 INFO L204 nArgumentSynthesizer]: 7 loop disjuncts [2025-03-17 19:59:22,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,344 INFO L401 nArgumentSynthesizer]: We have 196 Motzkin's Theorem applications. [2025-03-17 19:59:22,344 INFO L402 nArgumentSynthesizer]: A total of 14 supporting invariants were added. [2025-03-17 19:59:22,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:59:22,517 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 [2025-03-17 19:59:22,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,520 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,521 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-03-17 19:59:22,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:59:22,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:59:22,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:59:22,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:59:22,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:59:22,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:59:22,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:59:22,542 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 19:59:22,565 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2025-03-17 19:59:22,565 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2025-03-17 19:59:22,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:59:22,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:59:22,567 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-17 19:59:22,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-03-17 19:59:22,570 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 19:59:22,580 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 19:59:22,580 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 19:59:22,580 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~s~0#1.offset, v_rep(select #length ULTIMATE.start_cstrpbrk_~s2#1.base)_2) = -1*ULTIMATE.start_cstrpbrk_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_cstrpbrk_~s2#1.base)_2 Supporting invariants [] [2025-03-17 19:59:22,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2025-03-17 19:59:22,613 INFO L156 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2025-03-17 19:59:22,615 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2025-03-17 19:59:22,615 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-17 19:59:22,615 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-17 19:59:22,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:22,639 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 19:59:22,654 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 19:59:22,654 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:22,654 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:22,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-17 19:59:22,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:22,670 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:22,673 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:22,673 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:22,673 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:22,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 19:59:22,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:22,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:59:22,695 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-03-17 19:59:22,695 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 31 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:22,727 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 31 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 29 states and 38 transitions. Complement of second has 5 states. [2025-03-17 19:59:22,728 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 [2025-03-17 19:59:22,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2025-03-17 19:59:22,728 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 13 letters. Loop has 3 letters. [2025-03-17 19:59:22,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:22,729 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-17 19:59:22,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:22,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 19:59:22,766 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 19:59:22,766 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:22,766 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:22,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-17 19:59:22,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:22,782 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:22,784 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:22,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:22,785 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:22,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 19:59:22,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:59:22,806 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2025-03-17 19:59:22,806 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 31 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:22,832 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 31 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 29 states and 38 transitions. Complement of second has 5 states. [2025-03-17 19:59:22,832 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 [2025-03-17 19:59:22,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2025-03-17 19:59:22,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 13 letters. Loop has 3 letters. [2025-03-17 19:59:22,833 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:22,833 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-17 19:59:22,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:59:22,858 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 19:59:22,869 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 19:59:22,869 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:22,869 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:22,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-17 19:59:22,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:22,883 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:59:22,886 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:59:22,886 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:59:22,886 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:59:22,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 19:59:22,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:59:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:59:22,900 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 2 loop predicates [2025-03-17 19:59:22,901 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 31 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:22,939 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 31 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 46 transitions. Complement of second has 4 states. [2025-03-17 19:59:22,939 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 [2025-03-17 19:59:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:59:22,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2025-03-17 19:59:22,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 13 letters. Loop has 3 letters. [2025-03-17 19:59:22,940 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:22,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 16 letters. Loop has 3 letters. [2025-03-17 19:59:22,940 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:22,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 13 letters. Loop has 6 letters. [2025-03-17 19:59:22,940 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:59:22,940 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 46 transitions. [2025-03-17 19:59:22,941 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-17 19:59:22,941 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2025-03-17 19:59:22,941 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-17 19:59:22,941 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-17 19:59:22,941 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-17 19:59:22,941 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 19:59:22,941 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:59:22,941 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:59:22,941 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:59:22,942 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-17 19:59:22,942 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-17 19:59:22,942 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-17 19:59:22,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-17 19:59:22,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.03 07:59:22 BoogieIcfgContainer [2025-03-17 19:59:22,948 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-17 19:59:22,949 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 19:59:22,949 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 19:59:22,949 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 19:59:22,949 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:59:14" (3/4) ... [2025-03-17 19:59:22,951 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 19:59:22,951 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 19:59:22,951 INFO L158 Benchmark]: Toolchain (without parser) took 8651.32ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 112.4MB in the beginning and 159.4MB in the end (delta: -47.0MB). Peak memory consumption was 216.7MB. Max. memory is 16.1GB. [2025-03-17 19:59:22,952 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:59:22,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.59ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 93.9MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 19:59:22,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.80ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 92.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:59:22,952 INFO L158 Benchmark]: Boogie Preprocessor took 21.35ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 91.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:59:22,952 INFO L158 Benchmark]: IcfgBuilder took 255.54ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 76.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 19:59:22,952 INFO L158 Benchmark]: BuchiAutomizer took 8101.98ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 76.7MB in the beginning and 159.5MB in the end (delta: -82.8MB). Peak memory consumption was 174.8MB. Max. memory is 16.1GB. [2025-03-17 19:59:22,952 INFO L158 Benchmark]: Witness Printer took 2.20ms. Allocated memory is still 402.7MB. Free memory was 159.5MB in the beginning and 159.4MB in the end (delta: 78.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 19:59:22,953 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.59ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 93.9MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.80ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 92.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.35ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 91.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 255.54ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 76.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 8101.98ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 76.7MB in the beginning and 159.5MB in the end (delta: -82.8MB). Peak memory consumption was 174.8MB. Max. memory is 16.1GB. * Witness Printer took 2.20ms. Allocated memory is still 402.7MB. Free memory was 159.5MB in the beginning and 159.4MB in the end (delta: 78.1kB). Peak memory consumption was 8.4MB. 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: ~sc1~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). 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 nondeterministic module has affine ranking function null and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.0s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 7.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 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 [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 77 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 77 mSDsluCounter, 133 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 45 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 78 IncrementalHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 88 mSDtfsCounter, 78 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital257 mio100 ax100 hnf100 lsp110 ukn59 mio100 lsp29 div173 bol100 ite100 ukn100 eq154 hnf96 smp67 dnf801 smp32 tf100 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 256ms VariablesStem: 7 VariablesLoop: 4 DisjunctsStem: 6 DisjunctsLoop: 7 SupportingInvariants: 14 MotzkinApplications: 196 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-03-17 19:59:22,962 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 [2025-03-17 19:59:23,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE