./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bec73cbd355af8995620266d1bb50e13212a1740ed8bd583620b6985b8fd569c --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:14:15,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:14:15,275 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-01-10 07:14:15,279 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:14:15,279 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:14:15,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:14:15,294 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:14:15,294 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:14:15,295 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:14:15,295 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:14:15,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:14:15,295 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:14:15,295 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:14:15,295 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:14:15,295 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:14:15,295 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:14:15,295 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:14:15,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:14:15,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:14:15,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:14:15,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:14:15,297 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:14:15,298 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:14:15,298 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-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bec73cbd355af8995620266d1bb50e13212a1740ed8bd583620b6985b8fd569c [2025-01-10 07:14:15,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:14:15,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:14:15,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:14:15,488 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:14:15,488 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:14:15,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c [2025-01-10 07:14:16,604 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5e8150fc4/c8bf74376a5d4f4e9fb679730d62f5c9/FLAGbea673d0c [2025-01-10 07:14:16,907 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:14:16,908 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c [2025-01-10 07:14:16,913 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5e8150fc4/c8bf74376a5d4f4e9fb679730d62f5c9/FLAGbea673d0c [2025-01-10 07:14:16,924 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5e8150fc4/c8bf74376a5d4f4e9fb679730d62f5c9 [2025-01-10 07:14:16,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:14:16,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:14:16,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:14:16,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:14:16,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:14:16,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:14:16" (1/1) ... [2025-01-10 07:14:16,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4594fba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:16, skipping insertion in model container [2025-01-10 07:14:16,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:14:16" (1/1) ... [2025-01-10 07:14:16,942 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:14:17,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:14:17,061 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:14:17,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:14:17,100 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:14:17,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17 WrapperNode [2025-01-10 07:14:17,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:14:17,103 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:14:17,103 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:14:17,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:14:17,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,129 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2025-01-10 07:14:17,129 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:14:17,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:14:17,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:14:17,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:14:17,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,138 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,156 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [2, 4]. 67 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 2 writes are split as follows [0, 2]. [2025-01-10 07:14:17,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,159 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,168 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:14:17,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:14:17,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:14:17,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:14:17,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (1/1) ... [2025-01-10 07:14:17,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:17,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:17,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:17,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-01-10 07:14:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 07:14:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-10 07:14:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-10 07:14:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:14:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:14:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:14:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:14:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:14:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:14:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:14:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:14:17,277 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:14:17,278 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:14:17,359 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2025-01-10 07:14:17,359 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:14:17,365 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:14:17,365 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-10 07:14:17,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:14:17 BoogieIcfgContainer [2025-01-10 07:14:17,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:14:17,366 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:14:17,367 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:14:17,370 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:14:17,371 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:14:17,371 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:14:16" (1/3) ... [2025-01-10 07:14:17,372 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2684dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:14:17, skipping insertion in model container [2025-01-10 07:14:17,372 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:14:17,372 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:14:17" (2/3) ... [2025-01-10 07:14:17,372 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2684dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:14:17, skipping insertion in model container [2025-01-10 07:14:17,372 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:14:17,373 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:14:17" (3/3) ... [2025-01-10 07:14:17,373 INFO L363 chiAutomizerObserver]: Analyzing ICFG verisec_sendmail_tTflag_arr_one_loop.c [2025-01-10 07:14:17,405 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:14:17,405 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:14:17,405 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:14:17,405 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:14:17,405 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:14:17,405 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:14:17,405 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:14:17,406 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:14:17,409 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 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) [2025-01-10 07:14:17,417 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2025-01-10 07:14:17,418 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:14:17,418 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:14:17,421 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-01-10 07:14:17,421 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:14:17,421 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:14:17,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 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) [2025-01-10 07:14:17,422 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2025-01-10 07:14:17,422 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:14:17,422 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:14:17,422 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-01-10 07:14:17,422 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:14:17,427 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(39, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0;" [2025-01-10 07:14:17,428 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" [2025-01-10 07:14:17,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:17,433 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2025-01-10 07:14:17,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:17,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333784643] [2025-01-10 07:14:17,439 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:14:17,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:17,490 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:14:17,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:14:17,502 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:17,502 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:17,502 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:17,505 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:14:17,508 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:14:17,509 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:17,509 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:17,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:17,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:17,523 INFO L85 PathProgramCache]: Analyzing trace with hash 37, now seen corresponding path program 1 times [2025-01-10 07:14:17,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:17,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317639821] [2025-01-10 07:14:17,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:14:17,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:17,528 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:17,531 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:17,531 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:17,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:17,531 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:17,533 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:17,535 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:17,536 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:17,536 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:17,537 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:17,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:17,538 INFO L85 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2025-01-10 07:14:17,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:17,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228817852] [2025-01-10 07:14:17,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:14:17,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:17,544 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:14:17,553 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:14:17,553 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:17,553 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:17,553 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:17,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:14:17,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:14:17,565 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:17,565 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:17,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:17,849 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:14:17,850 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:14:17,850 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:14:17,850 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:14:17,850 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:14:17,850 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:17,850 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:14:17,850 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:14:17,850 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_sendmail_tTflag_arr_one_loop.c_Iteration1_Lasso [2025-01-10 07:14:17,851 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:14:17,851 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:14:17,861 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:17,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:18,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:18,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:18,271 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:14:18,274 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:14:18,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,280 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-01-10 07:14:18,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,329 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-01-10 07:14:18,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,343 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-01-10 07:14:18,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,362 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,370 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:18,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,372 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-01-10 07:14:18,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,391 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2025-01-10 07:14:18,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,403 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-01-10 07:14:18,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,437 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,437 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,444 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-01-10 07:14:18,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,464 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-01-10 07:14:18,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,492 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,492 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,500 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-01-10 07:14:18,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,515 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-01-10 07:14:18,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,544 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:18,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,554 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-01-10 07:14:18,559 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 [2025-01-10 07:14:18,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,582 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,588 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:18,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,606 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-01-10 07:14:18,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,633 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:18,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,653 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-01-10 07:14:18,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-01-10 07:14:18,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,702 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-01-10 07:14:18,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:18,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,729 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-01-10 07:14:18,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,743 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-01-10 07:14:18,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,757 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-01-10 07:14:18,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,785 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,785 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,795 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-01-10 07:14:18,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,807 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-01-10 07:14:18,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:18,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:18,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:18,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:18,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,834 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-01-10 07:14:18,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,853 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-01-10 07:14:18,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,866 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-01-10 07:14:18,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,890 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-01-10 07:14:18,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,892 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-01-10 07:14:18,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,906 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-01-10 07:14:18,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,918 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-01-10 07:14:18,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,935 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:18,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,943 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-01-10 07:14:18,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,961 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:18,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:18,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:18,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:18,971 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:18,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-01-10 07:14:18,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:18,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:18,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:18,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:18,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:18,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:18,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:18,992 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:14:19,007 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2025-01-10 07:14:19,009 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-01-10 07:14:19,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:19,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:19,013 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:19,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-01-10 07:14:19,014 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:14:19,027 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:14:19,027 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:14:19,027 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#in~0#1.base)_1) = -2*ULTIMATE.start_main_~i~0#1 + 21*v_rep(select #length ULTIMATE.start_main_~#in~0#1.base)_1 Supporting invariants [] [2025-01-10 07:14:19,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2025-01-10 07:14:19,045 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2025-01-10 07:14:19,052 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:14:19,053 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:14:19,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:19,070 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:14:19,074 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:14:19,075 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,075 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:19,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:14:19,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:14:19,084 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:19,086 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:19,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,087 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:19,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:14:19,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:14:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:19,107 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:14:19,109 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 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) Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2025-01-10 07:14:19,128 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 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). Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 13 states and 17 transitions. Complement of second has 3 states. [2025-01-10 07:14:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:14:19,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2025-01-10 07:14:19,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2025-01-10 07:14:19,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 1 letters. [2025-01-10 07:14:19,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:14:19,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 3 letters. Loop has 1 letters. [2025-01-10 07:14:19,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:14:19,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 2 letters. [2025-01-10 07:14:19,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:14:19,137 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 17 transitions. [2025-01-10 07:14:19,137 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:19,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 6 states and 8 transitions. [2025-01-10 07:14:19,140 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2025-01-10 07:14:19,140 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2025-01-10 07:14:19,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 8 transitions. [2025-01-10 07:14:19,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:14:19,140 INFO L218 hiAutomatonCegarLoop]: Abstraction has 6 states and 8 transitions. [2025-01-10 07:14:19,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 8 transitions. [2025-01-10 07:14:19,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 5. [2025-01-10 07:14:19,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:14:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2025-01-10 07:14:19,155 INFO L240 hiAutomatonCegarLoop]: Abstraction has 5 states and 7 transitions. [2025-01-10 07:14:19,155 INFO L432 stractBuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2025-01-10 07:14:19,155 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:14:19,155 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2025-01-10 07:14:19,156 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:19,156 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:14:19,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:14:19,156 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:14:19,156 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:14:19,156 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(39, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < 11);call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;" [2025-01-10 07:14:19,156 INFO L754 eck$LassoCheckResult]: Loop: "assume 48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57;main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;" [2025-01-10 07:14:19,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:19,157 INFO L85 PathProgramCache]: Analyzing trace with hash 29861, now seen corresponding path program 1 times [2025-01-10 07:14:19,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:19,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513704981] [2025-01-10 07:14:19,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:14:19,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:19,161 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:14:19,165 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:14:19,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:19,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:19,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:14:19,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513704981] [2025-01-10 07:14:19,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513704981] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:14:19,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:14:19,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 07:14:19,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352769970] [2025-01-10 07:14:19,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:14:19,205 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:14:19,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:19,206 INFO L85 PathProgramCache]: Analyzing trace with hash 43, now seen corresponding path program 1 times [2025-01-10 07:14:19,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:19,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604167637] [2025-01-10 07:14:19,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:14:19,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:19,209 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:19,216 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:19,216 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,216 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:19,217 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:19,218 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:19,223 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:19,223 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,223 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:19,230 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:19,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:14:19,327 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 07:14:19,327 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 07:14:19,328 INFO L87 Difference]: Start difference. First operand 5 states and 7 transitions. cyclomatic complexity: 4 Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 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) [2025-01-10 07:14:19,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:14:19,337 INFO L93 Difference]: Finished difference Result 6 states and 7 transitions. [2025-01-10 07:14:19,337 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 7 transitions. [2025-01-10 07:14:19,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:19,338 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 6 states and 7 transitions. [2025-01-10 07:14:19,338 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2025-01-10 07:14:19,338 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2025-01-10 07:14:19,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 7 transitions. [2025-01-10 07:14:19,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:14:19,339 INFO L218 hiAutomatonCegarLoop]: Abstraction has 6 states and 7 transitions. [2025-01-10 07:14:19,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 7 transitions. [2025-01-10 07:14:19,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 5. [2025-01-10 07:14:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:14:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6 transitions. [2025-01-10 07:14:19,340 INFO L240 hiAutomatonCegarLoop]: Abstraction has 5 states and 6 transitions. [2025-01-10 07:14:19,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 07:14:19,341 INFO L432 stractBuchiCegarLoop]: Abstraction has 5 states and 6 transitions. [2025-01-10 07:14:19,341 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-01-10 07:14:19,341 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 6 transitions. [2025-01-10 07:14:19,341 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:19,341 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:14:19,341 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:14:19,341 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-01-10 07:14:19,341 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:14:19,341 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(39, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume !(main_~i~0#1 < 11);call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;" [2025-01-10 07:14:19,341 INFO L754 eck$LassoCheckResult]: Loop: "assume 48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57;main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;" [2025-01-10 07:14:19,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:19,342 INFO L85 PathProgramCache]: Analyzing trace with hash 925637, now seen corresponding path program 1 times [2025-01-10 07:14:19,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:19,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743921321] [2025-01-10 07:14:19,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:14:19,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:19,347 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:14:19,353 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:14:19,354 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,354 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:19,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:19,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:14:19,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743921321] [2025-01-10 07:14:19,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743921321] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:14:19,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115405096] [2025-01-10 07:14:19,397 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:14:19,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:14:19,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:19,399 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:14:19,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-01-10 07:14:19,434 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:14:19,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:14:19,442 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,442 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:19,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-10 07:14:19,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:14:19,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:19,453 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:14:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:19,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [115405096] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:14:19,468 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:14:19,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-01-10 07:14:19,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180440360] [2025-01-10 07:14:19,468 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:14:19,468 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:14:19,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:19,468 INFO L85 PathProgramCache]: Analyzing trace with hash 43, now seen corresponding path program 2 times [2025-01-10 07:14:19,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:19,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398792824] [2025-01-10 07:14:19,468 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:14:19,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:19,472 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:19,475 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:19,475 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:14:19,475 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:19,476 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:19,477 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:19,480 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:19,481 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,481 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:19,482 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:19,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:14:19,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-10 07:14:19,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-10 07:14:19,564 INFO L87 Difference]: Start difference. First operand 5 states and 6 transitions. cyclomatic complexity: 3 Second operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 7 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) [2025-01-10 07:14:19,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:14:19,579 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2025-01-10 07:14:19,580 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 11 transitions. [2025-01-10 07:14:19,580 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:19,580 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 10 states and 11 transitions. [2025-01-10 07:14:19,580 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2025-01-10 07:14:19,580 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2025-01-10 07:14:19,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 11 transitions. [2025-01-10 07:14:19,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:14:19,581 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 11 transitions. [2025-01-10 07:14:19,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 11 transitions. [2025-01-10 07:14:19,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 8. [2025-01-10 07:14:19,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.125) internal successors, (9), 7 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) [2025-01-10 07:14:19,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2025-01-10 07:14:19,582 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 9 transitions. [2025-01-10 07:14:19,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 07:14:19,582 INFO L432 stractBuchiCegarLoop]: Abstraction has 8 states and 9 transitions. [2025-01-10 07:14:19,583 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-01-10 07:14:19,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 9 transitions. [2025-01-10 07:14:19,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:19,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:14:19,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:14:19,583 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 1, 1, 1] [2025-01-10 07:14:19,583 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:14:19,583 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(39, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume !(main_~i~0#1 < 11);call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;" [2025-01-10 07:14:19,583 INFO L754 eck$LassoCheckResult]: Loop: "assume 48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57;main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;" [2025-01-10 07:14:19,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:19,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1805794469, now seen corresponding path program 2 times [2025-01-10 07:14:19,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:19,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278337986] [2025-01-10 07:14:19,584 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:14:19,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:19,589 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 2 equivalence classes. [2025-01-10 07:14:19,597 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:14:19,597 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:14:19,597 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:19,665 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:19,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:14:19,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278337986] [2025-01-10 07:14:19,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278337986] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:14:19,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844684313] [2025-01-10 07:14:19,666 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:14:19,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:14:19,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:19,669 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:14:19,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-01-10 07:14:19,699 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 2 equivalence classes. [2025-01-10 07:14:19,711 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:14:19,711 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:14:19,711 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:19,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:14:19,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:14:19,725 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:19,725 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:14:19,770 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:19,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844684313] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:14:19,770 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:14:19,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2025-01-10 07:14:19,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113914600] [2025-01-10 07:14:19,771 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:14:19,771 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:14:19,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:19,771 INFO L85 PathProgramCache]: Analyzing trace with hash 43, now seen corresponding path program 3 times [2025-01-10 07:14:19,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:19,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223114272] [2025-01-10 07:14:19,771 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:14:19,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:19,775 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:19,778 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:19,778 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:14:19,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:19,778 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:19,779 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:19,782 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:19,783 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:19,783 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:19,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:19,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-01-10 07:14:19,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:14:19,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-10 07:14:19,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-01-10 07:14:19,903 INFO L87 Difference]: Start difference. First operand 8 states and 9 transitions. cyclomatic complexity: 3 Second operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 13 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) [2025-01-10 07:14:19,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:14:19,923 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2025-01-10 07:14:19,923 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 17 transitions. [2025-01-10 07:14:19,924 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:19,924 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 17 transitions. [2025-01-10 07:14:19,924 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2025-01-10 07:14:19,924 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2025-01-10 07:14:19,924 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 17 transitions. [2025-01-10 07:14:19,925 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:14:19,925 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 17 transitions. [2025-01-10 07:14:19,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 17 transitions. [2025-01-10 07:14:19,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 14. [2025-01-10 07:14:19,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 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) [2025-01-10 07:14:19,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2025-01-10 07:14:19,926 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 15 transitions. [2025-01-10 07:14:19,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-10 07:14:19,926 INFO L432 stractBuchiCegarLoop]: Abstraction has 14 states and 15 transitions. [2025-01-10 07:14:19,926 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-01-10 07:14:19,926 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 15 transitions. [2025-01-10 07:14:19,927 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:19,927 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:14:19,927 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:14:19,927 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 1, 1, 1] [2025-01-10 07:14:19,927 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:14:19,927 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(39, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume !(main_~i~0#1 < 11);call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;" [2025-01-10 07:14:19,927 INFO L754 eck$LassoCheckResult]: Loop: "assume 48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57;main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;" [2025-01-10 07:14:19,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:19,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1496410277, now seen corresponding path program 3 times [2025-01-10 07:14:19,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:19,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105553710] [2025-01-10 07:14:19,928 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:14:19,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:19,936 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 13 statements into 6 equivalence classes. [2025-01-10 07:14:19,957 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:14:19,957 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-01-10 07:14:19,957 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:20,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:14:20,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105553710] [2025-01-10 07:14:20,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105553710] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:14:20,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110803671] [2025-01-10 07:14:20,147 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:14:20,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:14:20,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:20,149 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:14:20,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-01-10 07:14:20,182 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 13 statements into 6 equivalence classes. [2025-01-10 07:14:20,215 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:14:20,215 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-01-10 07:14:20,215 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:20,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-01-10 07:14:20,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:14:20,248 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:20,248 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:14:20,326 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:20,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110803671] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:14:20,327 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:14:20,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 14 [2025-01-10 07:14:20,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169662599] [2025-01-10 07:14:20,327 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:14:20,327 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:14:20,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:20,327 INFO L85 PathProgramCache]: Analyzing trace with hash 43, now seen corresponding path program 4 times [2025-01-10 07:14:20,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:20,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920018524] [2025-01-10 07:14:20,328 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-10 07:14:20,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:20,331 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 1 statements into 2 equivalence classes. [2025-01-10 07:14:20,334 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:20,334 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-10 07:14:20,334 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:20,334 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:20,335 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:20,342 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:20,342 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:20,342 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:20,343 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:20,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:14:20,545 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-01-10 07:14:20,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=106, Unknown=0, NotChecked=0, Total=210 [2025-01-10 07:14:20,546 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. cyclomatic complexity: 3 Second operand has 15 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 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) [2025-01-10 07:14:20,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:14:20,591 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2025-01-10 07:14:20,591 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 18 transitions. [2025-01-10 07:14:20,592 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:20,593 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 18 transitions. [2025-01-10 07:14:20,593 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2025-01-10 07:14:20,593 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2025-01-10 07:14:20,593 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 18 transitions. [2025-01-10 07:14:20,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:14:20,593 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 18 transitions. [2025-01-10 07:14:20,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 18 transitions. [2025-01-10 07:14:20,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2025-01-10 07:14:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 14 states have internal predecessors, (16), 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) [2025-01-10 07:14:20,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2025-01-10 07:14:20,594 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 16 transitions. [2025-01-10 07:14:20,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-10 07:14:20,597 INFO L432 stractBuchiCegarLoop]: Abstraction has 15 states and 16 transitions. [2025-01-10 07:14:20,597 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-01-10 07:14:20,597 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 16 transitions. [2025-01-10 07:14:20,597 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:14:20,597 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:14:20,597 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:14:20,598 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [11, 1, 1, 1] [2025-01-10 07:14:20,598 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:14:20,598 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(39, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume main_~i~0#1 < 11;havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1;" "assume !(main_~i~0#1 < 11);call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;" [2025-01-10 07:14:20,598 INFO L754 eck$LassoCheckResult]: Loop: "assume 48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57;main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;" [2025-01-10 07:14:20,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:20,598 INFO L85 PathProgramCache]: Analyzing trace with hash -855921723, now seen corresponding path program 4 times [2025-01-10 07:14:20,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:20,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873903821] [2025-01-10 07:14:20,598 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-10 07:14:20,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:20,613 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 14 statements into 2 equivalence classes. [2025-01-10 07:14:20,642 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:14:20,645 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-10 07:14:20,646 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:20,646 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:20,649 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-10 07:14:20,669 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:14:20,672 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:20,673 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:20,681 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:20,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:20,682 INFO L85 PathProgramCache]: Analyzing trace with hash 43, now seen corresponding path program 5 times [2025-01-10 07:14:20,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:20,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743822830] [2025-01-10 07:14:20,682 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-10 07:14:20,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:20,689 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:20,697 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:20,700 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:14:20,701 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:20,701 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:20,704 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:20,706 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:20,710 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:20,711 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:20,712 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:20,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:20,717 INFO L85 PathProgramCache]: Analyzing trace with hash -763769625, now seen corresponding path program 1 times [2025-01-10 07:14:20,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:14:20,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271388877] [2025-01-10 07:14:20,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:14:20,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:14:20,726 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-01-10 07:14:20,764 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-01-10 07:14:20,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:20,769 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:20,769 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:14:20,772 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-01-10 07:14:20,808 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-01-10 07:14:20,811 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:20,812 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:14:20,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:14:28,713 WARN L286 SmtUtils]: Spent 7.77s on a formula simplification. DAG size of input: 234 DAG size of output: 180 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2025-01-10 07:14:29,387 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:14:29,388 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:14:29,388 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:14:29,388 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:14:29,388 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:14:29,388 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:29,388 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:14:29,388 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:14:29,388 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_sendmail_tTflag_arr_one_loop.c_Iteration6_Lasso [2025-01-10 07:14:29,388 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:14:29,388 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:14:29,390 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:29,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:14:30,362 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:14:30,362 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:14:30,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,366 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-01-10 07:14:30,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,385 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,392 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2025-01-10 07:14:30,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,394 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-01-10 07:14:30,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,410 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-01-10 07:14:30,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,419 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-01-10 07:14:30,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,437 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:30,437 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:30,439 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,447 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-01-10 07:14:30,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,450 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-01-10 07:14:30,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:30,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:30,473 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:30,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,482 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-01-10 07:14:30,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,497 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:30,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,507 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-01-10 07:14:30,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,528 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:30,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,537 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,539 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-01-10 07:14:30,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,555 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-01-10 07:14:30,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,576 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-01-10 07:14:30,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,597 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:30,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,615 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-01-10 07:14:30,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:30,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:30,651 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:30,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,662 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-01-10 07:14:30,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:30,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:30,685 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-01-10 07:14:30,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,709 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-01-10 07:14:30,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:30,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:30,726 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:30,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,737 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-01-10 07:14:30,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,759 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-01-10 07:14:30,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,773 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-01-10 07:14:30,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:30,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:30,807 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2025-01-10 07:14:30,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,827 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-01-10 07:14:30,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,853 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,864 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-01-10 07:14:30,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,867 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-01-10 07:14:30,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:30,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:30,886 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-01-10 07:14:30,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,896 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-01-10 07:14:30,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,909 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-01-10 07:14:30,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,919 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2025-01-10 07:14:30,919 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2025-01-10 07:14:30,937 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,945 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-01-10 07:14:30,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,950 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-01-10 07:14:30,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:30,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:30,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:30,967 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:30,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:30,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:30,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:30,976 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:30,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-01-10 07:14:30,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:30,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:30,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:30,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:30,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:30,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:30,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:30,996 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:31,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:31,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:31,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:31,010 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:31,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-01-10 07:14:31,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:31,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:31,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:31,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:31,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:31,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:31,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:31,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:31,026 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:31,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2025-01-10 07:14:31,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:31,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:31,035 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:31,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-01-10 07:14:31,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:31,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:31,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:31,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:31,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:31,062 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:31,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:31,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:31,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:31,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:31,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:31,074 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:31,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-01-10 07:14:31,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:31,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:31,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:31,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:31,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:31,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:31,088 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:31,091 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:31,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:31,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:31,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:31,102 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:31,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-01-10 07:14:31,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:31,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:31,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:31,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:31,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:31,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:31,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:31,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:31,119 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:31,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:31,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:31,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:31,129 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:31,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-01-10 07:14:31,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:31,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:31,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:31,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:31,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:31,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:31,144 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:31,147 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:31,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:31,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:31,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:31,156 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:31,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-01-10 07:14:31,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:31,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:31,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:14:31,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:31,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:31,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:31,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:14:31,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:14:31,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:14:31,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2025-01-10 07:14:31,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:31,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:31,185 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:31,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:14:31,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-01-10 07:14:31,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:14:31,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:14:31,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:14:31,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:14:31,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:14:31,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:14:31,223 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:14:31,241 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2025-01-10 07:14:31,242 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2025-01-10 07:14:31,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:14:31,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:14:31,248 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:14:31,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-01-10 07:14:31,251 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:14:31,262 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:14:31,262 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:14:31,262 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#in~0#1.offset, ULTIMATE.start_main_~idx_in~0#1, v_rep(select #length ULTIMATE.start_main_~#in~0#1.base)_2) = -1*ULTIMATE.start_main_~#in~0#1.offset - 1*ULTIMATE.start_main_~idx_in~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#in~0#1.base)_2 Supporting invariants [] [2025-01-10 07:14:31,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:31,291 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2025-01-10 07:14:31,296 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:14:31,297 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:14:31,297 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#in~0!offset [2025-01-10 07:14:31,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:14:31,345 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-10 07:14:31,360 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:14:31,360 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:31,360 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:31,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:14:31,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:14:31,377 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:14:31,379 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:14:31,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:14:31,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:14:31,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:14:31,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:14:31,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:14:31,381 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:14:31,381 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 16 transitions. cyclomatic complexity: 3 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) [2025-01-10 07:14:31,385 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 16 transitions. cyclomatic complexity: 3. 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) Result 16 states and 17 transitions. Complement of second has 2 states. [2025-01-10 07:14:31,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:14:31,386 INFO L82 GeneralOperation]: Start removeUnreachable. 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) [2025-01-10 07:14:31,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 5 transitions. [2025-01-10 07:14:31,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 14 letters. Loop has 1 letters. [2025-01-10 07:14:31,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:14:31,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 15 letters. Loop has 1 letters. [2025-01-10 07:14:31,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:14:31,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 14 letters. Loop has 2 letters. [2025-01-10 07:14:31,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:14:31,387 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 17 transitions. [2025-01-10 07:14:31,387 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:14:31,387 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2025-01-10 07:14:31,387 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:14:31,388 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:14:31,388 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:14:31,388 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:14:31,388 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:14:31,388 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:14:31,388 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:14:31,388 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-01-10 07:14:31,388 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:14:31,388 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:14:31,388 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:14:31,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:14:31 BoogieIcfgContainer [2025-01-10 07:14:31,394 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:14:31,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:14:31,394 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:14:31,394 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:14:31,395 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:14:17" (3/4) ... [2025-01-10 07:14:31,396 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:14:31,397 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:14:31,398 INFO L158 Benchmark]: Toolchain (without parser) took 14470.83ms. Allocated memory is still 201.3MB. Free memory was 153.3MB in the beginning and 63.2MB in the end (delta: 90.1MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. [2025-01-10 07:14:31,398 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 209.7MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:14:31,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 175.01ms. Allocated memory is still 201.3MB. Free memory was 153.3MB in the beginning and 142.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:14:31,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.14ms. Allocated memory is still 201.3MB. Free memory was 142.3MB in the beginning and 141.3MB in the end (delta: 931.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:14:31,398 INFO L158 Benchmark]: Boogie Preprocessor took 39.13ms. Allocated memory is still 201.3MB. Free memory was 141.3MB in the beginning and 139.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:14:31,398 INFO L158 Benchmark]: RCFGBuilder took 196.51ms. Allocated memory is still 201.3MB. Free memory was 139.8MB in the beginning and 128.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:14:31,399 INFO L158 Benchmark]: BuchiAutomizer took 14027.35ms. Allocated memory is still 201.3MB. Free memory was 128.2MB in the beginning and 65.1MB in the end (delta: 63.1MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2025-01-10 07:14:31,399 INFO L158 Benchmark]: Witness Printer took 2.85ms. Allocated memory is still 201.3MB. Free memory was 65.1MB in the beginning and 63.2MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:14:31,400 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 209.7MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 175.01ms. Allocated memory is still 201.3MB. Free memory was 153.3MB in the beginning and 142.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.14ms. Allocated memory is still 201.3MB. Free memory was 142.3MB in the beginning and 141.3MB in the end (delta: 931.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.13ms. Allocated memory is still 201.3MB. Free memory was 141.3MB in the beginning and 139.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 196.51ms. Allocated memory is still 201.3MB. Free memory was 139.8MB in the beginning and 128.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 14027.35ms. Allocated memory is still 201.3MB. Free memory was 128.2MB in the beginning and 65.1MB in the end (delta: 63.1MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Witness Printer took 2.85ms. Allocated memory is still 201.3MB. Free memory was 65.1MB in the beginning and 63.2MB in the end (delta: 1.9MB). 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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#in~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (4 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 2 locations. One deterministic module has affine ranking function null and consists of 2 locations. 4 modules have a trivial ranking function, the largest among these consists of 15 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.9s and 7 iterations. TraceHistogramMax:11. Analysis of lassos took 13.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 8 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 18 mSDtfsCounter, 53 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU4 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital220 mio100 ax100 hnf100 lsp100 ukn60 mio100 lsp41 div131 bol100 ite100 ukn100 eq157 hnf93 smp77 dnf193 smp75 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 43ms VariablesStem: 4 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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! [2025-01-10 07:14:31,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:31,612 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2025-01-10 07:14:31,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-01-10 07:14:32,017 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-10 07:14:32,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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