./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/test24-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 48c9605d 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/ldv-regression/test24-1.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 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:35:40,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:35:40,325 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-02-08 14:35:40,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:35:40,331 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:35:40,331 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:35:40,361 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:35:40,361 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:35:40,362 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:35:40,362 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:35:40,363 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:35:40,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:35:40,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:35:40,364 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:35:40,364 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:35:40,364 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:35:40,364 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:35:40,365 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:35:40,365 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:35:40,365 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:35:40,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:35:40,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:35:40,365 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 14:35:40,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:35:40,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 14:35:40,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:35:40,366 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:35:40,367 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:35:40,367 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:35:40,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:35:40,367 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:35:40,368 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:35:40,368 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 -> 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 [2025-02-08 14:35:40,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:35:40,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:35:40,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:35:40,646 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:35:40,646 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:35:40,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test24-1.c [2025-02-08 14:35:41,952 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6b9b5341f/9482cead1e574f3ca66f263969e0fa95/FLAGfb68f43b9 [2025-02-08 14:35:42,174 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:35:42,176 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-regression/test24-1.c [2025-02-08 14:35:42,193 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6b9b5341f/9482cead1e574f3ca66f263969e0fa95/FLAGfb68f43b9 [2025-02-08 14:35:42,212 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6b9b5341f/9482cead1e574f3ca66f263969e0fa95 [2025-02-08 14:35:42,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:35:42,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:35:42,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:35:42,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:35:42,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:35:42,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2a9350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42, skipping insertion in model container [2025-02-08 14:35:42,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:35:42,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:35:42,408 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:35:42,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:35:42,443 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:35:42,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42 WrapperNode [2025-02-08 14:35:42,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:35:42,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:35:42,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:35:42,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:35:42,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,475 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2025-02-08 14:35:42,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:35:42,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:35:42,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:35:42,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:35:42,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,487 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,497 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 1 writes are split as follows [0, 1]. [2025-02-08 14:35:42,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,502 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,504 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,510 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:35:42,511 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:35:42,511 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:35:42,511 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:35:42,512 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (1/1) ... [2025-02-08 14:35:42,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:42,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:42,544 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) [2025-02-08 14:35:42,548 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 [2025-02-08 14:35:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 14:35:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 14:35:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 14:35:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 14:35:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 14:35:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 14:35:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:35:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:35:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 14:35:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 14:35:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 14:35:42,649 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:35:42,651 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:35:42,776 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L31: assume 0 == main_#t~ret9#1;havoc main_#t~ret9#1; [2025-02-08 14:35:42,777 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L31: assume !(0 == main_#t~ret9#1);havoc main_#t~ret9#1; [2025-02-08 14:35:42,777 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L18: call ULTIMATE.dealloc(main_~#ad1~0#1.base, main_~#ad1~0#1.offset);havoc main_~#ad1~0#1.base, main_~#ad1~0#1.offset; [2025-02-08 14:35:42,777 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13: havoc check_#t~mem4#1;main_#t~ret9#1 := check_#res#1;havoc check_#t~mem4#1, check_~ad1#1.base, check_~ad1#1.offset, check_~b#1;havoc check_#in~ad1#1.base, check_#in~ad1#1.offset, check_#in~b#1;assume { :end_inline_check } true; [2025-02-08 14:35:42,777 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L38: assume { :begin_inline_reach_error } true;assume false;assume { :end_inline_reach_error } true;assume false;main_#res#1 := 1;call ULTIMATE.dealloc(main_~#ad1~0#1.base, main_~#ad1~0#1.offset);havoc main_~#ad1~0#1.base, main_~#ad1~0#1.offset; [2025-02-08 14:35:42,785 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-02-08 14:35:42,785 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:35:42,790 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:35:42,791 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:35:42,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:35:42 BoogieIcfgContainer [2025-02-08 14:35:42,791 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:35:42,792 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:35:42,792 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:35:42,800 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:35:42,800 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:35:42,801 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:35:42" (1/3) ... [2025-02-08 14:35:42,801 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@9d6bb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:35:42, skipping insertion in model container [2025-02-08 14:35:42,802 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:35:42,802 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:35:42" (2/3) ... [2025-02-08 14:35:42,802 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@9d6bb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:35:42, skipping insertion in model container [2025-02-08 14:35:42,802 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:35:42,802 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:35:42" (3/3) ... [2025-02-08 14:35:42,803 INFO L363 chiAutomizerObserver]: Analyzing ICFG test24-1.c [2025-02-08 14:35:42,856 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:35:42,857 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:35:42,857 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:35:42,857 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:35:42,857 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:35:42,857 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:35:42,857 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:35:42,858 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:35:42,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:35:42,878 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:35:42,878 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:35:42,878 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:35:42,882 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-08 14:35:42,882 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:35:42,882 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-08 14:35:42,883 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:35:42,884 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:35:42,886 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:35:42,886 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:35:42,886 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-08 14:35:42,886 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:35:42,892 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(11, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~pre8#1, main_#t~ret9#1, main_~#ad1~0#1.base, main_~#ad1~0#1.offset, main_~ad2~0#1.base, main_~ad2~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#ad1~0#1.base, main_~#ad1~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~ad2~0#1.base, main_~ad2~0#1.offset;havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet5#1;main_~i~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume main_~i~0#1 >= 0 && main_~i~0#1 < 10;main_~ad2~0#1.base, main_~ad2~0#1.offset := main_~#ad1~0#1.base, main_~#ad1~0#1.offset;call write~int#1(main_~i~0#1, main_~#ad1~0#1.base, main_~#ad1~0#1.offset + 8 * main_~i~0#1, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_~#ad1~0#1.base, main_~#ad1~0#1.offset + 8 * main_~i~0#1;call main_#t~mem6#1 := read~int#1(main_~ad2~0#1.base, main_~ad2~0#1.offset + 8 * main_~i~0#1, 4);main_~i~0#1 := main_#t~mem6#1 - 10;havoc main_#t~mem6#1;" [2025-02-08 14:35:42,892 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem7#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4);" "assume main_~i~0#1 < main_#t~mem7#1;havoc main_#t~mem7#1;main_#t~pre8#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre8#1;" [2025-02-08 14:35:42,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:35:42,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1599, now seen corresponding path program 1 times [2025-02-08 14:35:42,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:35:42,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408974811] [2025-02-08 14:35:42,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:35:42,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:35:42,972 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:35:43,003 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:35:43,005 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:35:43,005 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:35:43,006 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:35:43,012 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:35:43,031 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:35:43,031 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:35:43,032 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:35:43,044 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:35:43,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:35:43,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1472, now seen corresponding path program 1 times [2025-02-08 14:35:43,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:35:43,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447928372] [2025-02-08 14:35:43,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:35:43,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:35:43,051 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:35:43,053 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:35:43,054 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:35:43,054 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:35:43,054 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:35:43,056 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:35:43,059 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:35:43,060 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:35:43,060 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:35:43,062 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:35:43,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:35:43,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1537150, now seen corresponding path program 1 times [2025-02-08 14:35:43,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:35:43,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98755958] [2025-02-08 14:35:43,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:35:43,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:35:43,079 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:35:43,098 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:35:43,098 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:35:43,098 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:35:43,098 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:35:43,104 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:35:43,126 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:35:43,127 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:35:43,127 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:35:43,131 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:35:43,757 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:35:43,758 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:35:43,758 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:35:43,758 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:35:43,758 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:35:43,758 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:43,758 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:35:43,758 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:35:43,758 INFO L132 ssoRankerPreferences]: Filename of dumped script: test24-1.c_Iteration1_Lasso [2025-02-08 14:35:43,758 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:35:43,758 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:35:43,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:43,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:43,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:43,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:43,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:43,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:43,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:43,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:44,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:44,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:44,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:35:44,646 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:35:44,649 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:35:44,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,655 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) [2025-02-08 14:35:44,657 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 [2025-02-08 14:35:44,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:35:44,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:35:44,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:35:44,682 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,691 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 [2025-02-08 14:35:44,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,694 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) [2025-02-08 14:35:44,696 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 [2025-02-08 14:35:44,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,714 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:35:44,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:35:44,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,727 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-02-08 14:35:44,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,731 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) [2025-02-08 14:35:44,733 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 [2025-02-08 14:35:44,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:35:44,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:35:44,752 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,760 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 [2025-02-08 14:35:44,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,764 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) [2025-02-08 14:35:44,766 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 [2025-02-08 14:35:44,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:35:44,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:35:44,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:35:44,783 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,791 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 [2025-02-08 14:35:44,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,794 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) [2025-02-08 14:35:44,797 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 [2025-02-08 14:35:44,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:35:44,815 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:35:44,819 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,827 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 [2025-02-08 14:35:44,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,830 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) [2025-02-08 14:35:44,833 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 [2025-02-08 14:35:44,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:35:44,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:35:44,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:35:44,849 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-02-08 14:35:44,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,859 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) [2025-02-08 14:35:44,862 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 [2025-02-08 14:35:44,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:35:44,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:35:44,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:35:44,880 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,887 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-02-08 14:35:44,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,890 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) [2025-02-08 14:35:44,892 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 [2025-02-08 14:35:44,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:35:44,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:35:44,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:35:44,909 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,916 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-02-08 14:35:44,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,919 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) [2025-02-08 14:35:44,921 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 [2025-02-08 14:35:44,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,937 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:35:44,938 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:35:44,941 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:35:44,949 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-02-08 14:35:44,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:44,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:44,953 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) [2025-02-08 14:35:44,955 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 [2025-02-08 14:35:44,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:35:44,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:35:44,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:35:44,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:35:44,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:35:44,982 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:35:44,982 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:35:44,995 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:35:45,046 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2025-02-08 14:35:45,048 INFO L444 ModelExtractionUtils]: 1 out of 22 variables were initially zero. Simplification set additionally 18 variables to zero. [2025-02-08 14:35:45,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:35:45,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:35:45,054 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) [2025-02-08 14:35:45,055 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 [2025-02-08 14:35:45,056 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:35:45,071 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:35:45,071 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:35:45,072 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~pa~0#1.base) ULTIMATE.start_main_~pa~0#1.offset)_1, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~pa~0#1.base) ULTIMATE.start_main_~pa~0#1.offset)_1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2025-02-08 14:35:45,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-02-08 14:35:45,113 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2025-02-08 14:35:45,123 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-08 14:35:45,124 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-08 14:35:45,124 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~pa~0!base,]]] [2025-02-08 14:35:45,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:35:45,152 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:35:45,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:35:45,171 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:35:45,171 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:35:45,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:35:45,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:35:45,186 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:35:45,188 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:35:45,188 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:35:45,188 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:35:45,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-08 14:35:45,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:35:45,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:35:45,244 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-08 14:35:45,246 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2025-02-08 14:35:45,295 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 15 states and 17 transitions. Complement of second has 8 states. [2025-02-08 14:35:45,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-08 14:35:45,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2025-02-08 14:35:45,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2025-02-08 14:35:45,308 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 2 letters. [2025-02-08 14:35:45,311 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:35:45,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 4 letters. Loop has 2 letters. [2025-02-08 14:35:45,311 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:35:45,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 4 letters. [2025-02-08 14:35:45,311 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:35:45,312 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 17 transitions. [2025-02-08 14:35:45,313 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:35:45,315 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2025-02-08 14:35:45,316 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-08 14:35:45,316 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-08 14:35:45,317 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-08 14:35:45,317 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:35:45,317 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:35:45,317 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:35:45,318 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:35:45,318 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-08 14:35:45,318 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-08 14:35:45,318 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:35:45,318 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:35:45,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:35:45 BoogieIcfgContainer [2025-02-08 14:35:45,326 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:35:45,328 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:35:45,328 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:35:45,328 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:35:45,329 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:35:42" (3/4) ... [2025-02-08 14:35:45,331 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:35:45,332 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:35:45,335 INFO L158 Benchmark]: Toolchain (without parser) took 3116.49ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 73.1MB in the end (delta: 40.4MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2025-02-08 14:35:45,335 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:35:45,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.70ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 102.6MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 14:35:45,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.84ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.7MB in the end (delta: 992.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:35:45,336 INFO L158 Benchmark]: Boogie Preprocessor took 33.18ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 100.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:35:45,336 INFO L158 Benchmark]: IcfgBuilder took 280.46ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 88.1MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:35:45,336 INFO L158 Benchmark]: BuchiAutomizer took 2533.96ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 74.1MB in the end (delta: 14.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2025-02-08 14:35:45,339 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 142.6MB. Free memory was 74.1MB in the beginning and 73.1MB in the end (delta: 920.7kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:35:45,340 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.70ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 102.6MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.84ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.7MB in the end (delta: 992.8kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.18ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 100.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 280.46ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 88.1MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 2533.96ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 74.1MB in the end (delta: 14.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Witness Printer took 3.92ms. Allocated memory is still 142.6MB. Free memory was 74.1MB in the beginning and 73.1MB in the end (delta: 920.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~pa~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital158 mio100 ax100 hnf100 lsp89 ukn92 mio100 lsp48 div269 bol100 ite100 ukn100 eq144 hnf94 smp48 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-02-08 14:35:45,356 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 [2025-02-08 14:35:45,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE