./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.15-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.15-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9da06905288f50cb44b9fcf3eb01ce9d3ae2a7ce975483c1902e3cc7a41605c5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 17:01:37,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 17:01:37,560 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-13 17:01:37,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 17:01:37,567 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 17:01:37,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 17:01:37,588 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 17:01:37,588 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 17:01:37,588 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 17:01:37,590 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 17:01:37,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 17:01:37,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 17:01:37,590 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 17:01:37,591 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-13 17:01:37,591 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-13 17:01:37,591 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-13 17:01:37,591 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-13 17:01:37,591 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-13 17:01:37,592 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-13 17:01:37,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 17:01:37,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-13 17:01:37,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 17:01:37,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 17:01:37,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-13 17:01:37,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-13 17:01:37,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-13 17:01:37,596 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 17:01:37,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 17:01:37,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 17:01:37,597 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-13 17:01:37,597 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 17:01:37,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 17:01:37,597 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 17:01:37,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 17:01:37,598 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 17:01:37,598 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-13 17:01:37,598 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da06905288f50cb44b9fcf3eb01ce9d3ae2a7ce975483c1902e3cc7a41605c5 [2024-10-13 17:01:37,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 17:01:37,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 17:01:37,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 17:01:37,820 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 17:01:37,820 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 17:01:37,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.15-alloca.i [2024-10-13 17:01:39,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 17:01:39,506 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 17:01:39,510 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.15-alloca.i [2024-10-13 17:01:39,532 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2db16ee9a/f4130db9dc334fbea86c4ac377f9ca08/FLAG3f75bb461 [2024-10-13 17:01:39,796 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2db16ee9a/f4130db9dc334fbea86c4ac377f9ca08 [2024-10-13 17:01:39,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 17:01:39,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 17:01:39,804 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 17:01:39,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 17:01:39,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 17:01:39,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:01:39" (1/1) ... [2024-10-13 17:01:39,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577f7232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:39, skipping insertion in model container [2024-10-13 17:01:39,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:01:39" (1/1) ... [2024-10-13 17:01:39,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 17:01:40,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:01:40,173 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 17:01:40,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:01:40,315 INFO L204 MainTranslator]: Completed translation [2024-10-13 17:01:40,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40 WrapperNode [2024-10-13 17:01:40,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 17:01:40,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 17:01:40,317 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 17:01:40,317 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 17:01:40,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,366 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,387 INFO L138 Inliner]: procedures = 111, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2024-10-13 17:01:40,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 17:01:40,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 17:01:40,390 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 17:01:40,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 17:01:40,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,407 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,421 INFO L175 MemorySlicer]: Split 15 memory accesses to 4 slices as follows [2, 3, 5, 5]. 33 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0, 0]. The 6 writes are split as follows [1, 1, 2, 2]. [2024-10-13 17:01:40,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,442 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 17:01:40,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 17:01:40,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 17:01:40,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 17:01:40,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (1/1) ... [2024-10-13 17:01:40,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:40,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:40,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:40,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-13 17:01:40,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 17:01:40,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 17:01:40,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 17:01:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 17:01:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 17:01:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 17:01:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 17:01:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 17:01:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 17:01:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 17:01:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 17:01:40,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 17:01:40,607 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 17:01:40,609 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 17:01:40,755 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-13 17:01:40,755 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 17:01:40,768 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 17:01:40,768 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-13 17:01:40,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:01:40 BoogieIcfgContainer [2024-10-13 17:01:40,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 17:01:40,770 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-13 17:01:40,770 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-13 17:01:40,773 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-13 17:01:40,773 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:01:40,773 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 05:01:39" (1/3) ... [2024-10-13 17:01:40,774 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@36db06f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:01:40, skipping insertion in model container [2024-10-13 17:01:40,774 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:01:40,774 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:01:40" (2/3) ... [2024-10-13 17:01:40,775 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@36db06f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:01:40, skipping insertion in model container [2024-10-13 17:01:40,775 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:01:40,775 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:01:40" (3/3) ... [2024-10-13 17:01:40,776 INFO L332 chiAutomizerObserver]: Analyzing ICFG b.15-alloca.i [2024-10-13 17:01:40,815 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-13 17:01:40,815 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-13 17:01:40,815 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-13 17:01:40,815 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-13 17:01:40,815 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-13 17:01:40,815 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-13 17:01:40,816 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-13 17:01:40,816 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-13 17:01:40,819 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 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) [2024-10-13 17:01:40,831 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-13 17:01:40,831 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:01:40,831 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:01:40,835 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-13 17:01:40,835 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-13 17:01:40,835 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-13 17:01:40,836 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 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) [2024-10-13 17:01:40,836 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-13 17:01:40,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:01:40,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:01:40,837 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-13 17:01:40,837 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-13 17:01:40,842 INFO L745 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int#3(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 12#L558-4true [2024-10-13 17:01:40,843 INFO L747 eck$LassoCheckResult]: Loop: 12#L558-4true call test_fun_#t~mem6#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 == test_fun_#t~mem7#1; 11#L557-1true assume test_fun_#t~short10#1;call test_fun_#t~mem8#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem8#1 > test_fun_#t~mem9#1; 9#L557-3true assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1; 5#L558-3true assume !true; 12#L558-4true [2024-10-13 17:01:40,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:40,847 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-13 17:01:40,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:40,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652665502] [2024-10-13 17:01:40,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:40,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:40,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,001 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:41,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:41,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1142256, now seen corresponding path program 1 times [2024-10-13 17:01:41,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:41,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957550377] [2024-10-13 17:01:41,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:41,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:01:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:01:41,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:01:41,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957550377] [2024-10-13 17:01:41,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957550377] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:01:41,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:01:41,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-13 17:01:41,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034509408] [2024-10-13 17:01:41,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:01:41,043 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-13 17:01:41,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:01:41,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 17:01:41,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 17:01:41,066 INFO L87 Difference]: Start difference. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 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) Second operand has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 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) [2024-10-13 17:01:41,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:01:41,070 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2024-10-13 17:01:41,071 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2024-10-13 17:01:41,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-13 17:01:41,074 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 7 states and 9 transitions. [2024-10-13 17:01:41,074 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-10-13 17:01:41,075 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-10-13 17:01:41,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 9 transitions. [2024-10-13 17:01:41,075 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:01:41,075 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-10-13 17:01:41,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 9 transitions. [2024-10-13 17:01:41,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-10-13 17:01:41,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 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) [2024-10-13 17:01:41,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2024-10-13 17:01:41,092 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-10-13 17:01:41,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 17:01:41,095 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-10-13 17:01:41,096 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-13 17:01:41,096 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 9 transitions. [2024-10-13 17:01:41,096 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-13 17:01:41,096 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:01:41,096 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:01:41,097 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-13 17:01:41,097 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:01:41,097 INFO L745 eck$LassoCheckResult]: Stem: 34#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 35#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int#3(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 36#L558-4 [2024-10-13 17:01:41,097 INFO L747 eck$LassoCheckResult]: Loop: 36#L558-4 call test_fun_#t~mem6#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 == test_fun_#t~mem7#1; 38#L557-1 assume test_fun_#t~short10#1;call test_fun_#t~mem8#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem8#1 > test_fun_#t~mem9#1; 37#L557-3 assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1; 32#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 33#L558-1 assume !(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1; 36#L558-4 [2024-10-13 17:01:41,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:41,098 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-10-13 17:01:41,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:41,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304017186] [2024-10-13 17:01:41,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:41,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,127 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:41,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:41,157 INFO L85 PathProgramCache]: Analyzing trace with hash 35409745, now seen corresponding path program 1 times [2024-10-13 17:01:41,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:41,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126059000] [2024-10-13 17:01:41,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:41,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:01:41,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:01:41,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:01:41,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126059000] [2024-10-13 17:01:41,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126059000] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:01:41,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:01:41,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 17:01:41,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489586626] [2024-10-13 17:01:41,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:01:41,324 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-13 17:01:41,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:01:41,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 17:01:41,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 17:01:41,329 INFO L87 Difference]: Start difference. First operand 7 states and 9 transitions. cyclomatic complexity: 3 Second operand has 6 states, 5 states have (on average 1.0) internal successors, (5), 5 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) [2024-10-13 17:01:41,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:01:41,417 INFO L93 Difference]: Finished difference Result 10 states and 12 transitions. [2024-10-13 17:01:41,417 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 12 transitions. [2024-10-13 17:01:41,418 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-13 17:01:41,418 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 10 states and 12 transitions. [2024-10-13 17:01:41,418 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-10-13 17:01:41,418 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-10-13 17:01:41,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 12 transitions. [2024-10-13 17:01:41,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:01:41,418 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2024-10-13 17:01:41,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 12 transitions. [2024-10-13 17:01:41,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-10-13 17:01:41,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:01:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2024-10-13 17:01:41,419 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2024-10-13 17:01:41,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 17:01:41,422 INFO L425 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2024-10-13 17:01:41,423 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-13 17:01:41,423 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2024-10-13 17:01:41,423 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-13 17:01:41,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:01:41,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:01:41,423 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-13 17:01:41,423 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2024-10-13 17:01:41,424 INFO L745 eck$LassoCheckResult]: Stem: 66#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 67#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int#3(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 69#L558-4 [2024-10-13 17:01:41,424 INFO L747 eck$LassoCheckResult]: Loop: 69#L558-4 call test_fun_#t~mem6#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 == test_fun_#t~mem7#1; 72#L557-1 assume test_fun_#t~short10#1;call test_fun_#t~mem8#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem8#1 > test_fun_#t~mem9#1; 70#L557-3 assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1; 71#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 68#L558-1 assume !!(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#3(test_fun_#t~mem13#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem14#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1; 64#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 65#L558-1 assume !(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1; 69#L558-4 [2024-10-13 17:01:41,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:41,424 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2024-10-13 17:01:41,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:41,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617864683] [2024-10-13 17:01:41,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:41,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:41,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:41,483 INFO L85 PathProgramCache]: Analyzing trace with hash -330970762, now seen corresponding path program 1 times [2024-10-13 17:01:41,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:41,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99117893] [2024-10-13 17:01:41,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:41,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,496 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,503 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:41,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:41,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1215326068, now seen corresponding path program 1 times [2024-10-13 17:01:41,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:41,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329667193] [2024-10-13 17:01:41,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:41,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:41,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:41,570 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:42,415 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:01:42,415 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:01:42,416 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:01:42,416 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:01:42,416 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:01:42,416 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:42,416 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:01:42,416 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:01:42,416 INFO L132 ssoRankerPreferences]: Filename of dumped script: b.15-alloca.i_Iteration3_Lasso [2024-10-13 17:01:42,416 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:01:42,417 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:01:42,431 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,437 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,441 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,445 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,447 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,449 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,450 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,452 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,456 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,460 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,462 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:42,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:43,327 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:01:43,330 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:01:43,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,333 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-13 17:01:43,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,369 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-13 17:01:43,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,385 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-13 17:01:43,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,400 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:43,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,411 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-13 17:01:43,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,435 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-13 17:01:43,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,437 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-13 17:01:43,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,451 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,464 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-13 17:01:43,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,467 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-13 17:01:43,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,486 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-13 17:01:43,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,498 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-13 17:01:43,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-13 17:01:43,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,526 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-13 17:01:43,528 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 [2024-10-13 17:01:43,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,543 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:43,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,557 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-13 17:01:43,559 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 [2024-10-13 17:01:43,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,570 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,581 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-13 17:01:43,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,583 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-13 17:01:43,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,597 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:43,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,609 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-13 17:01:43,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-13 17:01:43,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,635 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-13 17:01:43,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-13 17:01:43,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,664 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-13 17:01:43,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,676 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,677 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:43,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,690 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-13 17:01:43,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,717 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:43,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,719 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-13 17:01:43,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:43,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:43,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:43,738 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:43,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,753 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-13 17:01:43,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:43,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,784 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-13 17:01:43,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,797 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,800 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,810 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-13 17:01:43,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,812 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-13 17:01:43,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,828 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-13 17:01:43,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,841 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-13 17:01:43,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,867 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-13 17:01:43,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,869 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-13 17:01:43,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,887 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:43,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,898 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-13 17:01:43,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:43,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-13 17:01:43,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,941 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-13 17:01:43,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:43,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:43,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:43,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:43,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:43,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:43,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:43,967 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:01:43,993 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-10-13 17:01:43,993 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-13 17:01:43,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:43,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:43,997 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:43,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-13 17:01:43,999 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:01:44,011 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-13 17:01:44,011 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:01:44,012 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#3 ULTIMATE.start_test_fun_~x_ref~0#1.base) 0)_1, v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int#3 ULTIMATE.start_test_fun_~x_ref~0#1.base) 0)_1 - 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_1 Supporting invariants [] [2024-10-13 17:01:44,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:44,200 INFO L156 tatePredicateManager]: 37 out of 38 supporting invariants were superfluous and have been removed [2024-10-13 17:01:44,205 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-10-13 17:01:44,206 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-10-13 17:01:44,206 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] [2024-10-13 17:01:44,207 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-10-13 17:01:44,208 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-10-13 17:01:44,208 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~z_ref~0!base,]]] [2024-10-13 17:01:44,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:01:44,249 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-13 17:01:44,250 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:01:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:01:44,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-13 17:01:44,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:01:44,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2024-10-13 17:01:44,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:01:44,431 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-10-13 17:01:44,436 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states and 11 transitions. cyclomatic complexity: 3 Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 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) [2024-10-13 17:01:44,535 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states and 11 transitions. cyclomatic complexity: 3. Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 27 transitions. Complement of second has 8 states. [2024-10-13 17:01:44,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-10-13 17:01:44,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 6 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) [2024-10-13 17:01:44,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2024-10-13 17:01:44,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 2 letters. Loop has 7 letters. [2024-10-13 17:01:44,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:01:44,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 9 letters. Loop has 7 letters. [2024-10-13 17:01:44,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:01:44,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 2 letters. Loop has 14 letters. [2024-10-13 17:01:44,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:01:44,539 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 27 transitions. [2024-10-13 17:01:44,540 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-13 17:01:44,544 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 14 states and 17 transitions. [2024-10-13 17:01:44,545 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2024-10-13 17:01:44,545 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2024-10-13 17:01:44,545 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2024-10-13 17:01:44,545 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:01:44,545 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2024-10-13 17:01:44,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2024-10-13 17:01:44,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2024-10-13 17:01:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 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) [2024-10-13 17:01:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2024-10-13 17:01:44,546 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2024-10-13 17:01:44,546 INFO L425 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2024-10-13 17:01:44,546 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-13 17:01:44,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2024-10-13 17:01:44,546 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-13 17:01:44,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:01:44,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:01:44,547 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2024-10-13 17:01:44,547 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:01:44,547 INFO L745 eck$LassoCheckResult]: Stem: 308#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 309#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int#3(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 311#L558-4 call test_fun_#t~mem6#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 == test_fun_#t~mem7#1; 313#L557-1 assume !test_fun_#t~short10#1; 312#L557-3 assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1; 306#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 307#L558-1 assume !!(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#3(test_fun_#t~mem13#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem14#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1; 310#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 305#L558-1 [2024-10-13 17:01:44,547 INFO L747 eck$LassoCheckResult]: Loop: 305#L558-1 assume !!(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#3(test_fun_#t~mem13#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem14#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1; 304#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 305#L558-1 [2024-10-13 17:01:44,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:44,548 INFO L85 PathProgramCache]: Analyzing trace with hash 179598440, now seen corresponding path program 1 times [2024-10-13 17:01:44,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:44,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386122843] [2024-10-13 17:01:44,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:44,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:01:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-13 17:01:44,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:01:44,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386122843] [2024-10-13 17:01:44,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386122843] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:01:44,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:01:44,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 17:01:44,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643703353] [2024-10-13 17:01:44,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:01:44,605 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-13 17:01:44,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:44,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1852, now seen corresponding path program 1 times [2024-10-13 17:01:44,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:44,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093461751] [2024-10-13 17:01:44,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:44,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:44,613 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:44,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:44,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:01:44,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 17:01:44,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 17:01:44,705 INFO L87 Difference]: Start difference. First operand 13 states and 16 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:01:44,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:01:44,713 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2024-10-13 17:01:44,713 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2024-10-13 17:01:44,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-13 17:01:44,714 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 13 states and 15 transitions. [2024-10-13 17:01:44,714 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2024-10-13 17:01:44,714 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2024-10-13 17:01:44,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 15 transitions. [2024-10-13 17:01:44,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:01:44,715 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 15 transitions. [2024-10-13 17:01:44,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 15 transitions. [2024-10-13 17:01:44,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-10-13 17:01:44,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 12 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) [2024-10-13 17:01:44,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 15 transitions. [2024-10-13 17:01:44,716 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 15 transitions. [2024-10-13 17:01:44,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 17:01:44,717 INFO L425 stractBuchiCegarLoop]: Abstraction has 13 states and 15 transitions. [2024-10-13 17:01:44,717 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-13 17:01:44,717 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 15 transitions. [2024-10-13 17:01:44,717 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-13 17:01:44,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:01:44,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:01:44,718 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2024-10-13 17:01:44,718 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:01:44,718 INFO L745 eck$LassoCheckResult]: Stem: 341#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 342#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int#3(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 344#L558-4 call test_fun_#t~mem6#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 == test_fun_#t~mem7#1; 347#L557-1 assume test_fun_#t~short10#1;call test_fun_#t~mem8#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem8#1 > test_fun_#t~mem9#1; 345#L557-3 assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1; 346#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 349#L558-1 assume !!(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#3(test_fun_#t~mem13#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem14#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1; 348#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 338#L558-1 [2024-10-13 17:01:44,718 INFO L747 eck$LassoCheckResult]: Loop: 338#L558-1 assume !!(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#3(test_fun_#t~mem13#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem14#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1; 337#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 338#L558-1 [2024-10-13 17:01:44,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:44,718 INFO L85 PathProgramCache]: Analyzing trace with hash 177751398, now seen corresponding path program 1 times [2024-10-13 17:01:44,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:44,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270315731] [2024-10-13 17:01:44,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:44,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:44,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:44,742 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:44,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:44,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1852, now seen corresponding path program 2 times [2024-10-13 17:01:44,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:44,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379622027] [2024-10-13 17:01:44,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:44,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:44,746 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:44,749 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:44,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:44,749 INFO L85 PathProgramCache]: Analyzing trace with hash -979597471, now seen corresponding path program 2 times [2024-10-13 17:01:44,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:44,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570374572] [2024-10-13 17:01:44,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:44,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:44,787 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:44,810 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:44,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:45,810 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:01:45,810 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:01:45,810 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:01:45,810 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:01:45,811 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:01:45,811 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:45,811 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:01:45,811 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:01:45,811 INFO L132 ssoRankerPreferences]: Filename of dumped script: b.15-alloca.i_Iteration5_Lasso [2024-10-13 17:01:45,811 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:01:45,811 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:01:45,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:45,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:45,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:01:46,632 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:01:46,632 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:01:46,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,634 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-13 17:01:46,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:46,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:46,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:46,647 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:46,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,659 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-13 17:01:46,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:01:46,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:01:46,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:01:46,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-10-13 17:01:46,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,683 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-13 17:01:46,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,700 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:46,700 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:46,703 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:46,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,715 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-13 17:01:46,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,736 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:46,736 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:46,744 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:46,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,767 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-13 17:01:46,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:46,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:46,794 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:46,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,807 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-13 17:01:46,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:46,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:46,828 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:46,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,840 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-13 17:01:46,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:46,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:46,871 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:46,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,885 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-13 17:01:46,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:46,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:46,900 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-13 17:01:46,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,913 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-13 17:01:46,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:46,933 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:46,947 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,958 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-10-13 17:01:46,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,959 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-13 17:01:46,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:46,973 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:46,973 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:46,976 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:46,986 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:46,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:46,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:46,988 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:46,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-13 17:01:46,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:46,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:46,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:46,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:46,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:47,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:47,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:47,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:47,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:47,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:47,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:47,020 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:47,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-13 17:01:47,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:47,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:47,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:47,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:47,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:47,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:47,033 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:47,039 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:47,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-10-13 17:01:47,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:47,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:47,050 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:47,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-13 17:01:47,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:47,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:47,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:47,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:47,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:47,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:47,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:47,069 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:01:47,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:47,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:47,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:47,081 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:47,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-13 17:01:47,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:01:47,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:01:47,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:01:47,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:01:47,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:01:47,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:01:47,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:01:47,111 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:01:47,149 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-10-13 17:01:47,149 INFO L444 ModelExtractionUtils]: 5 out of 25 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-13 17:01:47,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:01:47,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:01:47,150 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:01:47,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-13 17:01:47,153 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:01:47,164 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-13 17:01:47,165 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:01:47,165 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_#t~mem12#1, ULTIMATE.start_test_fun_#t~mem11#1) = -1*ULTIMATE.start_test_fun_#t~mem12#1 + 1*ULTIMATE.start_test_fun_#t~mem11#1 Supporting invariants [-1*ULTIMATE.start_test_fun_#t~mem12#1 - 1*v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2 + 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~z_ref~0#1.base) 0)_2 + 1*ULTIMATE.start_test_fun_#t~mem11#1 >= 0] [2024-10-13 17:01:47,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:47,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-13 17:01:47,343 INFO L156 tatePredicateManager]: 36 out of 38 supporting invariants were superfluous and have been removed [2024-10-13 17:01:47,346 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem12 [2024-10-13 17:01:47,346 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem11 [2024-10-13 17:01:47,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:01:47,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-13 17:01:47,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:01:47,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-13 17:01:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:01:47,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-13 17:01:47,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:01:47,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 19 [2024-10-13 17:01:47,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:01:47,492 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-13 17:01:47,492 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 15 transitions. cyclomatic complexity: 4 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-10-13 17:01:47,527 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 15 transitions. cyclomatic complexity: 4. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 26 states and 31 transitions. Complement of second has 6 states. [2024-10-13 17:01:47,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-13 17:01:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-10-13 17:01:47,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2024-10-13 17:01:47,530 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 8 letters. Loop has 2 letters. [2024-10-13 17:01:47,530 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:01:47,530 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 10 letters. Loop has 2 letters. [2024-10-13 17:01:47,530 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:01:47,530 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 8 letters. Loop has 4 letters. [2024-10-13 17:01:47,530 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:01:47,530 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 31 transitions. [2024-10-13 17:01:47,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-13 17:01:47,531 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 20 states and 23 transitions. [2024-10-13 17:01:47,531 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2024-10-13 17:01:47,531 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2024-10-13 17:01:47,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 23 transitions. [2024-10-13 17:01:47,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:01:47,532 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 23 transitions. [2024-10-13 17:01:47,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 23 transitions. [2024-10-13 17:01:47,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 17. [2024-10-13 17:01:47,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:01:47,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2024-10-13 17:01:47,536 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2024-10-13 17:01:47,536 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2024-10-13 17:01:47,536 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-13 17:01:47,536 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2024-10-13 17:01:47,536 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-13 17:01:47,537 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:01:47,537 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:01:47,538 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 2, 2, 2, 2, 1, 1, 1] [2024-10-13 17:01:47,538 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:01:47,538 INFO L745 eck$LassoCheckResult]: Stem: 590#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 591#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet16#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int#3(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 595#L558-4 call test_fun_#t~mem6#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 == test_fun_#t~mem7#1; 596#L557-1 assume test_fun_#t~short10#1;call test_fun_#t~mem8#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem8#1 > test_fun_#t~mem9#1; 593#L557-3 assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1; 594#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 592#L558-1 assume !!(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#3(test_fun_#t~mem13#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem14#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1; 588#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 589#L558-1 assume !(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1; 597#L558-4 call test_fun_#t~mem6#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 == test_fun_#t~mem7#1; 598#L557-1 assume test_fun_#t~short10#1;call test_fun_#t~mem8#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem8#1 > test_fun_#t~mem9#1; 602#L557-3 assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1; 601#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 600#L558-1 assume !!(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#3(test_fun_#t~mem13#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem14#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1; 599#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 587#L558-1 [2024-10-13 17:01:47,538 INFO L747 eck$LassoCheckResult]: Loop: 587#L558-1 assume !!(test_fun_#t~mem11#1 > test_fun_#t~mem12#1);havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int#3(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#3(test_fun_#t~mem13#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem14#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1; 586#L558-3 call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem12#1 := read~int#1(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 587#L558-1 [2024-10-13 17:01:47,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:47,539 INFO L85 PathProgramCache]: Analyzing trace with hash -618569641, now seen corresponding path program 2 times [2024-10-13 17:01:47,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:47,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221520622] [2024-10-13 17:01:47,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:47,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:01:47,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-13 17:01:47,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:01:47,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221520622] [2024-10-13 17:01:47,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221520622] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:01:47,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:01:47,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 17:01:47,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179340935] [2024-10-13 17:01:47,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:01:47,785 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-13 17:01:47,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:01:47,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1852, now seen corresponding path program 3 times [2024-10-13 17:01:47,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:01:47,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398806535] [2024-10-13 17:01:47,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:01:47,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:01:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:47,794 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:01:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:01:47,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:01:47,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:01:47,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 17:01:47,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 17:01:47,936 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. cyclomatic complexity: 4 Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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) [2024-10-13 17:01:47,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:01:47,976 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2024-10-13 17:01:47,976 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2024-10-13 17:01:47,976 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:01:47,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2024-10-13 17:01:47,977 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-13 17:01:47,977 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-13 17:01:47,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-13 17:01:47,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:01:47,977 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:01:47,977 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:01:47,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 17:01:47,978 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:01:47,978 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-13 17:01:47,978 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-13 17:01:47,978 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:01:47,978 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-13 17:01:47,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 05:01:47 BoogieIcfgContainer [2024-10-13 17:01:47,983 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-13 17:01:47,984 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 17:01:47,984 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 17:01:47,984 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 17:01:47,984 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:01:40" (3/4) ... [2024-10-13 17:01:47,985 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 17:01:47,986 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 17:01:47,986 INFO L158 Benchmark]: Toolchain (without parser) took 8187.05ms. Allocated memory was 169.9MB in the beginning and 337.6MB in the end (delta: 167.8MB). Free memory was 101.8MB in the beginning and 190.1MB in the end (delta: -88.4MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2024-10-13 17:01:47,987 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 169.9MB. Free memory was 129.7MB in the beginning and 129.5MB in the end (delta: 174.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:01:47,987 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.66ms. Allocated memory is still 169.9MB. Free memory was 101.6MB in the beginning and 138.8MB in the end (delta: -37.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-10-13 17:01:47,987 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.92ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 136.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 17:01:47,987 INFO L158 Benchmark]: Boogie Preprocessor took 54.82ms. Allocated memory is still 169.9MB. Free memory was 136.6MB in the beginning and 134.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:01:47,987 INFO L158 Benchmark]: RCFGBuilder took 323.36ms. Allocated memory is still 169.9MB. Free memory was 134.6MB in the beginning and 119.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-13 17:01:47,988 INFO L158 Benchmark]: BuchiAutomizer took 7213.54ms. Allocated memory was 169.9MB in the beginning and 337.6MB in the end (delta: 167.8MB). Free memory was 119.5MB in the beginning and 190.1MB in the end (delta: -70.6MB). Peak memory consumption was 99.2MB. Max. memory is 16.1GB. [2024-10-13 17:01:47,988 INFO L158 Benchmark]: Witness Printer took 2.60ms. Allocated memory is still 337.6MB. Free memory is still 190.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:01:47,989 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 169.9MB. Free memory was 129.7MB in the beginning and 129.5MB in the end (delta: 174.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.66ms. Allocated memory is still 169.9MB. Free memory was 101.6MB in the beginning and 138.8MB in the end (delta: -37.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.92ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 136.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.82ms. Allocated memory is still 169.9MB. Free memory was 136.6MB in the beginning and 134.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 323.36ms. Allocated memory is still 169.9MB. Free memory was 134.6MB in the beginning and 119.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 7213.54ms. Allocated memory was 169.9MB in the beginning and 337.6MB in the end (delta: 167.8MB). Free memory was 119.5MB in the beginning and 190.1MB in the end (delta: -70.6MB). Peak memory consumption was 99.2MB. Max. memory is 16.1GB. * Witness Printer took 2.60ms. Allocated memory is still 337.6MB. Free memory is still 190.1MB. 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#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] - 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[~z_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem12 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem11 * 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 5 locations. One deterministic module has affine ranking function null and consists of 4 locations. 4 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.1s and 7 iterations. TraceHistogramMax:4. Analysis of lassos took 6.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 5 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/2 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 62 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 21 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79 IncrementalHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 41 mSDtfsCounter, 79 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU2 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital307 mio100 ax105 hnf100 lsp94 ukn70 mio100 lsp23 div100 bol100 ite100 ukn100 eq198 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms 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! [2024-10-13 17:01:48,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE