./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 17:26:37,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 17:26:37,501 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-13 17:26:37,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 17:26:37,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 17:26:37,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 17:26:37,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 17:26:37,541 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 17:26:37,541 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 17:26:37,542 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 17:26:37,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 17:26:37,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 17:26:37,542 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 17:26:37,543 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-13 17:26:37,547 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-13 17:26:37,547 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-13 17:26:37,548 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-13 17:26:37,548 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-13 17:26:37,548 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-13 17:26:37,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 17:26:37,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-13 17:26:37,550 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 17:26:37,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 17:26:37,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 17:26:37,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 17:26:37,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-13 17:26:37,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-13 17:26:37,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-13 17:26:37,552 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 17:26:37,552 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 17:26:37,552 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 17:26:37,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 17:26:37,553 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-13 17:26:37,553 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 17:26:37,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 17:26:37,553 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 17:26:37,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 17:26:37,553 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 17:26:37,554 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-13 17:26:37,554 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 [2024-10-13 17:26:37,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 17:26:37,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 17:26:37,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 17:26:37,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 17:26:37,751 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 17:26:37,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-10-13 17:26:39,088 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 17:26:39,273 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 17:26:39,273 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-10-13 17:26:39,280 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2122c9f/a7c18400cb4b4ff98586e9739c3e4ce6/FLAG19d90ce08 [2024-10-13 17:26:39,669 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2122c9f/a7c18400cb4b4ff98586e9739c3e4ce6 [2024-10-13 17:26:39,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 17:26:39,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 17:26:39,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 17:26:39,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 17:26:39,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 17:26:39,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:26:39" (1/1) ... [2024-10-13 17:26:39,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2190f44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:39, skipping insertion in model container [2024-10-13 17:26:39,679 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:26:39" (1/1) ... [2024-10-13 17:26:39,713 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 17:26:40,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:26:40,045 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 17:26:40,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 17:26:40,118 INFO L204 MainTranslator]: Completed translation [2024-10-13 17:26:40,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40 WrapperNode [2024-10-13 17:26:40,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 17:26:40,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 17:26:40,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 17:26:40,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 17:26:40,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,176 INFO L138 Inliner]: procedures = 42, calls = 29, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 146 [2024-10-13 17:26:40,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 17:26:40,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 17:26:40,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 17:26:40,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 17:26:40,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,207 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,234 INFO L175 MemorySlicer]: Split 13 memory accesses to 3 slices as follows [2, 10, 1]. 77 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 2, 1]. [2024-10-13 17:26:40,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 17:26:40,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 17:26:40,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 17:26:40,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 17:26:40,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (1/1) ... [2024-10-13 17:26:40,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:40,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:40,336 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 17:26:40,343 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 17:26:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 17:26:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 17:26:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 17:26:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 17:26:40,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 17:26:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 17:26:40,504 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 17:26:40,507 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 17:26:40,780 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-10-13 17:26:40,781 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 17:26:40,790 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 17:26:40,790 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-13 17:26:40,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:26:40 BoogieIcfgContainer [2024-10-13 17:26:40,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 17:26:40,792 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-13 17:26:40,792 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-13 17:26:40,795 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-13 17:26:40,795 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:26:40,796 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 05:26:39" (1/3) ... [2024-10-13 17:26:40,796 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54e2e441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:26:40, skipping insertion in model container [2024-10-13 17:26:40,796 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:26:40,797 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:40" (2/3) ... [2024-10-13 17:26:40,797 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54e2e441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 05:26:40, skipping insertion in model container [2024-10-13 17:26:40,797 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-13 17:26:40,797 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:26:40" (3/3) ... [2024-10-13 17:26:40,798 INFO L332 chiAutomizerObserver]: Analyzing ICFG verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-10-13 17:26:40,837 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-13 17:26:40,837 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-13 17:26:40,837 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-13 17:26:40,837 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-13 17:26:40,837 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-13 17:26:40,837 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-13 17:26:40,838 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-13 17:26:40,838 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-13 17:26:40,841 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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 17:26:40,855 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 29 [2024-10-13 17:26:40,855 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:40,855 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:40,862 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-13 17:26:40,862 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:26:40,863 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-13 17:26:40,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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 17:26:40,865 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 29 [2024-10-13 17:26:40,866 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:40,866 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:40,866 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-13 17:26:40,866 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-13 17:26:40,873 INFO L745 eck$LassoCheckResult]: Stem: 34#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 26#L87-3true [2024-10-13 17:26:40,874 INFO L747 eck$LassoCheckResult]: Loop: 26#L87-3true assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 6#L87-2true main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 26#L87-3true [2024-10-13 17:26:40,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:40,881 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-13 17:26:40,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:40,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574189957] [2024-10-13 17:26:40,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:40,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:40,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:41,007 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:41,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:41,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-10-13 17:26:41,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:41,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537664483] [2024-10-13 17:26:41,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:41,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:41,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:41,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:41,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:41,027 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-10-13 17:26:41,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:41,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767006295] [2024-10-13 17:26:41,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:41,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:41,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:41,059 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:41,287 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:26:41,287 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:26:41,287 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:26:41,287 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:26:41,288 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:26:41,288 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:41,288 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:26:41,288 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:26:41,288 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration1_Lasso [2024-10-13 17:26:41,288 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:26:41,289 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:26:41,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:41,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:41,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:41,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:41,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:41,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:41,703 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:26:41,707 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:26:41,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:41,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:41,712 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 17:26:41,713 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 17:26:41,714 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 17:26:41,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:41,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:41,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:41,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:41,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:41,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:41,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:41,730 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:41,745 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 17:26:41,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:41,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:41,747 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 17:26:41,749 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 17:26:41,750 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 17:26:41,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:41,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:41,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:41,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:41,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:41,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:41,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:41,771 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:41,789 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 17:26:41,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:41,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:41,792 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 17:26:41,794 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 17:26:41,794 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 17:26:41,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:41,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:41,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:41,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:41,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:41,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:41,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:41,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:41,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:41,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:41,844 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 17:26:41,845 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 17:26:41,846 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 17:26:41,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:41,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:41,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:41,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:41,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:41,869 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:41,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:41,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:41,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:41,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:41,897 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 17:26:41,898 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 17:26:41,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:41,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:41,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:41,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:41,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:41,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:41,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:41,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:41,912 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:41,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:41,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:41,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:41,924 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 17:26:41,925 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 17:26:41,926 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 17:26:41,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:41,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:41,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:41,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:41,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:41,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:41,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:41,951 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:41,969 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 17:26:41,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:41,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:41,971 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 17:26:41,972 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 17:26:41,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:41,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:41,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:41,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:41,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:41,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:41,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:41,989 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:42,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-13 17:26:42,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:42,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:42,003 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 17:26:42,004 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 17:26:42,004 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 17:26:42,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:42,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:42,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:42,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:42,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:42,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:42,023 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:26:42,038 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-10-13 17:26:42,038 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-10-13 17:26:42,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:42,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:42,139 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 17:26:42,140 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 17:26:42,141 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:26:42,152 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-13 17:26:42,152 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:26:42,153 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 13*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-10-13 17:26:42,164 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 17:26:42,177 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-10-13 17:26:42,182 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-13 17:26:42,183 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-13 17:26:42,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:42,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 17:26:42,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:42,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 17:26:42,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:42,309 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 17:26:42,355 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-13 17:26:42,357 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:42,392 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 74 states and 111 transitions. Complement of second has 6 states. [2024-10-13 17:26:42,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-13 17:26:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:42,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 55 transitions. [2024-10-13 17:26:42,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 2 letters. Loop has 2 letters. [2024-10-13 17:26:42,398 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:42,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 4 letters. Loop has 2 letters. [2024-10-13 17:26:42,399 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:42,399 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 2 letters. Loop has 4 letters. [2024-10-13 17:26:42,399 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:42,399 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 111 transitions. [2024-10-13 17:26:42,402 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2024-10-13 17:26:42,404 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 34 states and 49 transitions. [2024-10-13 17:26:42,405 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-10-13 17:26:42,405 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-10-13 17:26:42,405 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 49 transitions. [2024-10-13 17:26:42,406 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:26:42,406 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-10-13 17:26:42,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 49 transitions. [2024-10-13 17:26:42,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2024-10-13 17:26:42,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 33 states have internal predecessors, (49), 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 17:26:42,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 49 transitions. [2024-10-13 17:26:42,424 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-10-13 17:26:42,424 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-10-13 17:26:42,424 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-13 17:26:42,424 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 49 transitions. [2024-10-13 17:26:42,425 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2024-10-13 17:26:42,425 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:42,425 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:42,425 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-13 17:26:42,425 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:26:42,425 INFO L745 eck$LassoCheckResult]: Stem: 197#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 179#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 180#L87-3 assume !(main_~i~1#1 < 7); 193#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 196#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 186#L63-4 [2024-10-13 17:26:42,426 INFO L747 eck$LassoCheckResult]: Loop: 186#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 168#L66 assume !parse_expression_list_#t~switch4#1; 169#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 187#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 188#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 186#L63-4 [2024-10-13 17:26:42,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:42,426 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2024-10-13 17:26:42,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:42,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624870814] [2024-10-13 17:26:42,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:42,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:42,482 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 17:26:42,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:26:42,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624870814] [2024-10-13 17:26:42,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624870814] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:26:42,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:26:42,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 17:26:42,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365683213] [2024-10-13 17:26:42,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:26:42,485 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-13 17:26:42,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:42,485 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 1 times [2024-10-13 17:26:42,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:42,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956574183] [2024-10-13 17:26:42,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:42,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:42,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:42,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:42,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:42,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:26:42,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 17:26:42,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 17:26:42,547 INFO L87 Difference]: Start difference. First operand 34 states and 49 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 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 17:26:42,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:26:42,556 INFO L93 Difference]: Finished difference Result 34 states and 44 transitions. [2024-10-13 17:26:42,557 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 44 transitions. [2024-10-13 17:26:42,557 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-13 17:26:42,558 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 32 states and 42 transitions. [2024-10-13 17:26:42,558 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-13 17:26:42,558 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-10-13 17:26:42,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 42 transitions. [2024-10-13 17:26:42,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:26:42,558 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 42 transitions. [2024-10-13 17:26:42,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 42 transitions. [2024-10-13 17:26:42,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2024-10-13 17:26:42,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 30 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:42,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2024-10-13 17:26:42,560 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 41 transitions. [2024-10-13 17:26:42,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 17:26:42,562 INFO L425 stractBuchiCegarLoop]: Abstraction has 31 states and 41 transitions. [2024-10-13 17:26:42,562 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-13 17:26:42,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 41 transitions. [2024-10-13 17:26:42,563 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-13 17:26:42,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:42,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:42,563 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:26:42,563 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:26:42,564 INFO L745 eck$LassoCheckResult]: Stem: 268#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 248#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 249#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 241#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 242#L87-3 assume !(main_~i~1#1 < 7); 264#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 267#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 256#L63-4 [2024-10-13 17:26:42,564 INFO L747 eck$LassoCheckResult]: Loop: 256#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 238#L66 assume !parse_expression_list_#t~switch4#1; 239#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 257#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 258#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 256#L63-4 [2024-10-13 17:26:42,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:42,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669544, now seen corresponding path program 1 times [2024-10-13 17:26:42,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:42,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349805996] [2024-10-13 17:26:42,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:42,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:26:42,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:26:42,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349805996] [2024-10-13 17:26:42,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349805996] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 17:26:42,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108053537] [2024-10-13 17:26:42,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:42,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 17:26:42,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:42,615 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 17:26:42,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-13 17:26:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:42,661 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 17:26:42,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:26:42,670 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 17:26:42,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:26:42,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2108053537] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 17:26:42,686 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 17:26:42,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-13 17:26:42,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418767872] [2024-10-13 17:26:42,686 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 17:26:42,686 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-13 17:26:42,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:42,687 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 2 times [2024-10-13 17:26:42,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:42,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629211319] [2024-10-13 17:26:42,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:42,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:42,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:42,696 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:42,762 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 17:26:42,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:26:42,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 17:26:42,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-13 17:26:42,776 INFO L87 Difference]: Start difference. First operand 31 states and 41 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 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 17:26:42,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:26:42,800 INFO L93 Difference]: Finished difference Result 37 states and 47 transitions. [2024-10-13 17:26:42,800 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 47 transitions. [2024-10-13 17:26:42,800 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-13 17:26:42,801 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 37 states and 47 transitions. [2024-10-13 17:26:42,801 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-13 17:26:42,803 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-10-13 17:26:42,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 47 transitions. [2024-10-13 17:26:42,803 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:26:42,804 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-10-13 17:26:42,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 47 transitions. [2024-10-13 17:26:42,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2024-10-13 17:26:42,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 36 states have internal predecessors, (47), 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 17:26:42,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2024-10-13 17:26:42,808 INFO L240 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-10-13 17:26:42,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 17:26:42,809 INFO L425 stractBuchiCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-10-13 17:26:42,809 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-13 17:26:42,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37 states and 47 transitions. [2024-10-13 17:26:42,810 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-13 17:26:42,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:42,810 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:42,810 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2024-10-13 17:26:42,811 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:26:42,811 INFO L745 eck$LassoCheckResult]: Stem: 382#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 362#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 363#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 355#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 356#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 378#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 388#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 387#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 386#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 385#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 384#L87-3 assume !(main_~i~1#1 < 7); 383#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 381#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 370#L63-4 [2024-10-13 17:26:42,812 INFO L747 eck$LassoCheckResult]: Loop: 370#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 352#L66 assume !parse_expression_list_#t~switch4#1; 353#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 371#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 372#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 370#L63-4 [2024-10-13 17:26:42,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:42,812 INFO L85 PathProgramCache]: Analyzing trace with hash 82232674, now seen corresponding path program 2 times [2024-10-13 17:26:42,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:42,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249000770] [2024-10-13 17:26:42,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:42,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:42,904 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:26:42,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:26:42,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249000770] [2024-10-13 17:26:42,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249000770] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 17:26:42,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1359003187] [2024-10-13 17:26:42,905 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-13 17:26:42,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 17:26:42,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:42,909 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 17:26:42,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-13 17:26:42,970 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-13 17:26:42,970 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 17:26:42,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 17:26:42,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:26:42,992 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 17:26:43,035 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:26:43,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1359003187] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 17:26:43,035 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 17:26:43,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 10 [2024-10-13 17:26:43,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691135501] [2024-10-13 17:26:43,036 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 17:26:43,036 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-13 17:26:43,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:43,036 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 3 times [2024-10-13 17:26:43,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:43,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218614636] [2024-10-13 17:26:43,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:43,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:43,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:43,043 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:43,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:26:43,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 17:26:43,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-10-13 17:26:43,087 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. cyclomatic complexity: 12 Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:43,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:26:43,115 INFO L93 Difference]: Finished difference Result 43 states and 53 transitions. [2024-10-13 17:26:43,115 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 53 transitions. [2024-10-13 17:26:43,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-13 17:26:43,117 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 43 states and 53 transitions. [2024-10-13 17:26:43,117 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-13 17:26:43,117 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-10-13 17:26:43,117 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 53 transitions. [2024-10-13 17:26:43,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:26:43,117 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-10-13 17:26:43,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 53 transitions. [2024-10-13 17:26:43,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-10-13 17:26:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 42 states have internal predecessors, (53), 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 17:26:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2024-10-13 17:26:43,123 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-10-13 17:26:43,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 17:26:43,124 INFO L425 stractBuchiCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-10-13 17:26:43,124 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-13 17:26:43,124 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 53 transitions. [2024-10-13 17:26:43,128 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-13 17:26:43,128 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:43,128 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:43,129 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1] [2024-10-13 17:26:43,129 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:26:43,129 INFO L745 eck$LassoCheckResult]: Stem: 547#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 527#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 528#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 520#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 521#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 544#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 559#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 558#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 557#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 556#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 555#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 554#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 553#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 552#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 551#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 550#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 549#L87-3 assume !(main_~i~1#1 < 7); 548#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 546#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 535#L63-4 [2024-10-13 17:26:43,129 INFO L747 eck$LassoCheckResult]: Loop: 535#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 517#L66 assume !parse_expression_list_#t~switch4#1; 518#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 536#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 537#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 535#L63-4 [2024-10-13 17:26:43,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:43,129 INFO L85 PathProgramCache]: Analyzing trace with hash 72219036, now seen corresponding path program 3 times [2024-10-13 17:26:43,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:43,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977937626] [2024-10-13 17:26:43,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:43,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:43,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:43,181 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:43,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:43,181 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 4 times [2024-10-13 17:26:43,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:43,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896200229] [2024-10-13 17:26:43,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:43,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:43,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:43,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:43,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:43,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1772926460, now seen corresponding path program 1 times [2024-10-13 17:26:43,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:43,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185680746] [2024-10-13 17:26:43,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:43,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:43,221 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:43,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:46,586 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:26:46,586 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:26:46,586 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:26:46,586 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:26:46,586 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:26:46,586 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:46,586 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:26:46,586 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:26:46,586 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration5_Lasso [2024-10-13 17:26:46,586 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:26:46,587 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:26:46,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,854 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,856 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,876 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:46,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:47,100 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:26:47,101 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:26:47,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,104 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 17:26:47,106 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 17:26:47,107 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 17:26:47,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,123 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-13 17:26:47,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,136 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 17:26:47,138 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 17:26:47,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:47,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,150 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-10-13 17:26:47,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,162 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 17:26:47,163 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 17:26:47,163 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 17:26:47,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,195 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 17:26:47,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,197 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 17:26:47,198 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 17:26:47,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:47,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,214 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,226 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-13 17:26:47,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,228 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 17:26:47,229 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 17:26:47,230 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 17:26:47,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:47,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,253 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 17:26:47,254 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 17:26:47,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:47,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,266 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,277 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 17:26:47,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,279 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 17:26:47,280 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 17:26:47,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:47,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,292 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:47,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,304 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 17:26:47,305 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 17:26:47,307 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 17:26:47,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,331 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 17:26:47,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,333 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 17:26:47,334 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 17:26:47,335 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 17:26:47,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,359 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 17:26:47,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,361 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 17:26:47,362 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 17:26:47,363 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 17:26:47,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-10-13 17:26:47,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,390 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 17:26:47,391 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 17:26:47,391 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 17:26:47,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,406 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,419 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 17:26:47,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,421 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 17:26:47,422 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 17:26:47,423 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 17:26:47,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,434 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-13 17:26:47,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,446 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 17:26:47,447 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 17:26:47,448 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 17:26:47,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,459 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,459 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,462 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,472 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:47,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,474 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 17:26:47,475 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 17:26:47,475 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 17:26:47,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,489 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,499 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 17:26:47,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,501 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 17:26:47,502 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 17:26:47,503 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 17:26:47,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,516 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,526 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 17:26:47,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,528 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 17:26:47,529 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 17:26:47,530 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 17:26:47,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,541 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,552 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 17:26:47,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,553 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 17:26:47,554 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 17:26:47,555 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 17:26:47,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,567 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,580 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-10-13 17:26:47,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,582 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 17:26:47,583 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 17:26:47,584 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 17:26:47,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,598 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,608 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 17:26:47,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,610 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 17:26:47,614 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 17:26:47,614 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 17:26:47,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:47,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:47,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:47,625 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:47,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,638 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 17:26:47,638 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 17:26:47,639 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 17:26:47,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,660 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:47,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,683 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 17:26:47,687 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 17:26:47,688 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 17:26:47,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,700 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,700 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,703 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:47,715 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 17:26:47,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,717 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 17:26:47,718 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 17:26:47,719 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 17:26:47,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:47,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:47,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:47,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:47,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:47,735 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:47,741 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:26:47,757 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-10-13 17:26:47,757 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-10-13 17:26:47,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:47,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:47,759 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 17:26:47,760 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 17:26:47,760 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:26:47,772 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-13 17:26:47,772 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:26:47,772 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~str#1.offset, v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_2, ULTIMATE.start_parse_expression_list_~i~0#1) = -1*ULTIMATE.start_parse_expression_list_~str#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_2 - 1*ULTIMATE.start_parse_expression_list_~i~0#1 Supporting invariants [] [2024-10-13 17:26:47,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-10-13 17:26:47,811 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2024-10-13 17:26:47,813 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-13 17:26:47,813 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-13 17:26:47,813 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~str!offset [2024-10-13 17:26:47,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:47,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 17:26:47,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:47,888 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 17:26:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:47,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 17:26:47,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:47,947 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 17:26:47,948 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 17:26:47,948 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:47,992 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 69 states and 88 transitions. Complement of second has 5 states. [2024-10-13 17:26:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-13 17:26:47,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 41 transitions. [2024-10-13 17:26:47,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 19 letters. Loop has 5 letters. [2024-10-13 17:26:47,994 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:47,994 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 24 letters. Loop has 5 letters. [2024-10-13 17:26:47,994 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:47,994 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 19 letters. Loop has 10 letters. [2024-10-13 17:26:47,995 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:47,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 88 transitions. [2024-10-13 17:26:47,995 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-13 17:26:47,996 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 56 states and 72 transitions. [2024-10-13 17:26:47,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-10-13 17:26:47,996 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-10-13 17:26:47,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 72 transitions. [2024-10-13 17:26:47,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:26:47,996 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 72 transitions. [2024-10-13 17:26:47,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 72 transitions. [2024-10-13 17:26:47,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2024-10-13 17:26:47,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.290909090909091) internal successors, (71), 54 states have internal predecessors, (71), 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 17:26:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 71 transitions. [2024-10-13 17:26:47,999 INFO L240 hiAutomatonCegarLoop]: Abstraction has 55 states and 71 transitions. [2024-10-13 17:26:47,999 INFO L425 stractBuchiCegarLoop]: Abstraction has 55 states and 71 transitions. [2024-10-13 17:26:47,999 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-13 17:26:47,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 71 transitions. [2024-10-13 17:26:47,999 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-13 17:26:47,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:47,999 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:48,000 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:26:48,000 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-13 17:26:48,000 INFO L745 eck$LassoCheckResult]: Stem: 821#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 793#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 794#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 783#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 784#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 817#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 833#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 832#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 831#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 830#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 829#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 828#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 827#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 826#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 825#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 824#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 823#L87-3 assume !(main_~i~1#1 < 7); 822#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 820#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 803#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 779#L66 assume parse_expression_list_#t~switch4#1; 782#L67-5 [2024-10-13 17:26:48,000 INFO L747 eck$LassoCheckResult]: Loop: 782#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 791#L67-1 assume parse_expression_list_#t~short7#1; 807#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 782#L67-5 [2024-10-13 17:26:48,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:48,001 INFO L85 PathProgramCache]: Analyzing trace with hash 683017663, now seen corresponding path program 1 times [2024-10-13 17:26:48,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:48,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366149238] [2024-10-13 17:26:48,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:48,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,014 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:48,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:48,026 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 1 times [2024-10-13 17:26:48,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:48,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888972281] [2024-10-13 17:26:48,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:48,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:48,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:48,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1775817142, now seen corresponding path program 1 times [2024-10-13 17:26:48,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:48,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758544227] [2024-10-13 17:26:48,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:48,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:48,221 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-13 17:26:48,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:26:48,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758544227] [2024-10-13 17:26:48,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758544227] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:26:48,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:26:48,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 17:26:48,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976475282] [2024-10-13 17:26:48,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:26:48,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:26:48,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 17:26:48,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-13 17:26:48,269 INFO L87 Difference]: Start difference. First operand 55 states and 71 transitions. cyclomatic complexity: 20 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:48,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:26:48,352 INFO L93 Difference]: Finished difference Result 85 states and 112 transitions. [2024-10-13 17:26:48,352 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 112 transitions. [2024-10-13 17:26:48,352 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2024-10-13 17:26:48,353 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 85 states and 112 transitions. [2024-10-13 17:26:48,353 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2024-10-13 17:26:48,353 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2024-10-13 17:26:48,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 85 states and 112 transitions. [2024-10-13 17:26:48,353 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:26:48,353 INFO L218 hiAutomatonCegarLoop]: Abstraction has 85 states and 112 transitions. [2024-10-13 17:26:48,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states and 112 transitions. [2024-10-13 17:26:48,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 62. [2024-10-13 17:26:48,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 61 states have internal predecessors, (80), 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 17:26:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 80 transitions. [2024-10-13 17:26:48,356 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 80 transitions. [2024-10-13 17:26:48,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 17:26:48,358 INFO L425 stractBuchiCegarLoop]: Abstraction has 62 states and 80 transitions. [2024-10-13 17:26:48,358 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-13 17:26:48,358 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 80 transitions. [2024-10-13 17:26:48,358 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-13 17:26:48,358 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:48,358 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:48,359 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:26:48,359 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-13 17:26:48,359 INFO L745 eck$LassoCheckResult]: Stem: 978#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 947#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 948#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 939#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 940#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 972#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 990#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 989#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 988#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 987#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 986#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 985#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 984#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 983#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 982#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 981#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 980#L87-3 assume !(main_~i~1#1 < 7); 979#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 977#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 957#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 958#L66 assume !parse_expression_list_#t~switch4#1; 934#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 960#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 961#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 959#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 933#L66 assume parse_expression_list_#t~switch4#1; 936#L67-5 [2024-10-13 17:26:48,359 INFO L747 eck$LassoCheckResult]: Loop: 936#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 945#L67-1 assume parse_expression_list_#t~short7#1; 994#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 936#L67-5 [2024-10-13 17:26:48,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:48,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1319689255, now seen corresponding path program 1 times [2024-10-13 17:26:48,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:48,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979746825] [2024-10-13 17:26:48,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:48,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,382 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:48,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:48,382 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 2 times [2024-10-13 17:26:48,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:48,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674499414] [2024-10-13 17:26:48,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:48,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,385 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,387 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:48,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:48,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1267999006, now seen corresponding path program 1 times [2024-10-13 17:26:48,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:48,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824493014] [2024-10-13 17:26:48,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:48,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:48,407 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:51,694 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:26:51,695 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:26:51,695 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:26:51,695 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:26:51,695 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:26:51,695 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:51,695 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:26:51,695 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:26:51,695 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration7_Lasso [2024-10-13 17:26:51,695 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:26:51,695 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:26:51,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,701 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,704 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,710 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,716 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:51,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:52,303 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:26:52,303 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:26:52,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,307 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 17:26:52,308 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 17:26:52,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:52,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,332 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 17:26:52,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,333 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 17:26:52,335 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 17:26:52,336 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 17:26:52,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,347 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,363 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 17:26:52,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,365 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 17:26:52,366 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 17:26:52,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:52,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,388 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 17:26:52,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,389 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-13 17:26:52,393 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 17:26:52,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,404 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,416 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-13 17:26:52,418 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 17:26:52,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,430 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,441 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-13 17:26:52,442 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 17:26:52,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,454 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,465 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-13 17:26:52,467 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 17:26:52,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,479 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,490 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-13 17:26:52,491 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 17:26:52,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,503 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,512 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-10-13 17:26:52,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,514 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-13 17:26:52,516 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 17:26:52,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,528 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-13 17:26:52,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,540 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-13 17:26:52,548 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 17:26:52,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,560 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,573 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-13 17:26:52,574 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 17:26:52,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,590 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-10-13 17:26:52,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,610 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-13 17:26:52,616 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 17:26:52,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,628 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,639 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-13 17:26:52,641 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 17:26:52,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-10-13 17:26:52,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,664 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-13 17:26:52,665 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 17:26:52,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,676 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,686 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,688 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-13 17:26:52,689 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 17:26:52,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,702 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,713 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-13 17:26:52,714 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 17:26:52,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,727 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,739 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-13 17:26:52,740 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 17:26:52,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:52,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:52,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:52,751 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,761 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-10-13 17:26:52,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,763 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-13 17:26:52,764 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 17:26:52,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,777 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,787 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-10-13 17:26:52,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,789 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-13 17:26:52,790 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 17:26:52,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,806 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,817 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-13 17:26:52,819 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 17:26:52,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,832 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,832 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,834 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,846 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-13 17:26:52,847 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 17:26:52,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,861 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,871 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,873 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-13 17:26:52,874 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 17:26:52,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,887 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,899 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-13 17:26:52,900 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 17:26:52,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,910 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-13 17:26:52,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,911 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-13 17:26:52,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,915 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,927 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-13 17:26:52,928 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 17:26:52,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,940 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,953 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-13 17:26:52,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:52,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,966 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:52,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:52,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:52,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:52,979 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:52,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-13 17:26:52,980 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 17:26:52,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:52,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:52,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:52,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:52,991 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:52,991 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:52,993 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:53,006 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-13 17:26:53,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:53,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:53,008 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:53,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-13 17:26:53,010 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 17:26:53,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:53,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:53,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:53,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:53,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:53,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:53,024 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:53,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:53,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:53,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:53,036 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:53,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-13 17:26:53,038 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 17:26:53,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:53,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:53,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:53,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:53,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:53,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:53,051 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:53,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:53,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:53,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:53,062 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:53,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-13 17:26:53,064 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 17:26:53,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:53,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:53,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:53,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:53,075 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:53,075 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:53,077 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:53,087 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:53,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:53,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:53,088 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:53,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-13 17:26:53,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:53,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:53,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:53,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:53,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:53,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:53,106 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:53,111 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:26:53,126 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-10-13 17:26:53,127 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-13 17:26:53,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:53,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:53,128 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:53,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-13 17:26:53,130 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:26:53,141 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-13 17:26:53,141 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:26:53,141 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_3, ULTIMATE.start_parse_expression_list_~start~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_3 - 1*ULTIMATE.start_parse_expression_list_~start~0#1 Supporting invariants [1*ULTIMATE.start_parse_expression_list_~str#1.offset >= 0] [2024-10-13 17:26:53,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:53,178 INFO L156 tatePredicateManager]: 12 out of 14 supporting invariants were superfluous and have been removed [2024-10-13 17:26:53,180 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-13 17:26:53,180 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-13 17:26:53,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:53,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-13 17:26:53,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:53,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-10-13 17:26:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:53,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-13 17:26:53,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:53,458 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 17:26:53,458 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-13 17:26:53,458 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 80 transitions. cyclomatic complexity: 22 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 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 17:26:53,559 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 80 transitions. cyclomatic complexity: 22. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 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) Result 165 states and 226 transitions. Complement of second has 9 states. [2024-10-13 17:26:53,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-13 17:26:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 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 17:26:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 55 transitions. [2024-10-13 17:26:53,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 55 transitions. Stem has 26 letters. Loop has 3 letters. [2024-10-13 17:26:53,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:53,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 55 transitions. Stem has 29 letters. Loop has 3 letters. [2024-10-13 17:26:53,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:53,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 55 transitions. Stem has 26 letters. Loop has 6 letters. [2024-10-13 17:26:53,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:26:53,564 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 165 states and 226 transitions. [2024-10-13 17:26:53,565 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2024-10-13 17:26:53,566 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 165 states to 129 states and 174 transitions. [2024-10-13 17:26:53,566 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2024-10-13 17:26:53,566 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2024-10-13 17:26:53,566 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 174 transitions. [2024-10-13 17:26:53,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:26:53,567 INFO L218 hiAutomatonCegarLoop]: Abstraction has 129 states and 174 transitions. [2024-10-13 17:26:53,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 174 transitions. [2024-10-13 17:26:53,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 88. [2024-10-13 17:26:53,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 87 states have internal predecessors, (119), 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 17:26:53,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 119 transitions. [2024-10-13 17:26:53,574 INFO L240 hiAutomatonCegarLoop]: Abstraction has 88 states and 119 transitions. [2024-10-13 17:26:53,574 INFO L425 stractBuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2024-10-13 17:26:53,574 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-13 17:26:53,574 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 119 transitions. [2024-10-13 17:26:53,574 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-13 17:26:53,574 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:53,574 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:53,576 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:26:53,576 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-13 17:26:53,576 INFO L745 eck$LassoCheckResult]: Stem: 1387#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1354#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1355#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1342#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1343#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1382#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1401#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1400#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1399#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1398#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1397#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1396#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1395#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1394#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1393#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1392#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1391#L87-3 assume !(main_~i~1#1 < 7); 1388#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1386#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1364#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1365#L66 assume parse_expression_list_#t~switch4#1; 1348#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1349#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1369#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1370#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1413#L66-1 assume 34 == parse_expression_list_#t~mem9#1;havoc parse_expression_list_#t~mem9#1;parse_expression_list_#t~post10#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post10#1; 1358#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1345#L70-8 [2024-10-13 17:26:53,576 INFO L747 eck$LassoCheckResult]: Loop: 1345#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1362#L70-1 assume !parse_expression_list_#t~short14#1; 1344#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1345#L70-8 [2024-10-13 17:26:53,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:53,576 INFO L85 PathProgramCache]: Analyzing trace with hash 2040510030, now seen corresponding path program 1 times [2024-10-13 17:26:53,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:53,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207121704] [2024-10-13 17:26:53,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:53,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:53,782 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-13 17:26:53,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:26:53,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207121704] [2024-10-13 17:26:53,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207121704] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:26:53,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:26:53,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 17:26:53,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703723964] [2024-10-13 17:26:53,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:26:53,782 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-13 17:26:53,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:53,784 INFO L85 PathProgramCache]: Analyzing trace with hash 89761, now seen corresponding path program 1 times [2024-10-13 17:26:53,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:53,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506925294] [2024-10-13 17:26:53,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:53,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:53,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 17:26:53,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:26:53,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506925294] [2024-10-13 17:26:53,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506925294] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:26:53,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:26:53,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 17:26:53,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638630491] [2024-10-13 17:26:53,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:26:53,795 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-13 17:26:53,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:26:53,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 17:26:53,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 17:26:53,795 INFO L87 Difference]: Start difference. First operand 88 states and 119 transitions. cyclomatic complexity: 38 Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:53,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:26:53,805 INFO L93 Difference]: Finished difference Result 90 states and 120 transitions. [2024-10-13 17:26:53,805 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90 states and 120 transitions. [2024-10-13 17:26:53,805 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-13 17:26:53,806 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90 states to 89 states and 119 transitions. [2024-10-13 17:26:53,806 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2024-10-13 17:26:53,806 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2024-10-13 17:26:53,806 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 119 transitions. [2024-10-13 17:26:53,806 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:26:53,806 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-10-13 17:26:53,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 119 transitions. [2024-10-13 17:26:53,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-10-13 17:26:53,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.3370786516853932) internal successors, (119), 88 states have internal predecessors, (119), 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 17:26:53,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 119 transitions. [2024-10-13 17:26:53,809 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-10-13 17:26:53,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 17:26:53,812 INFO L425 stractBuchiCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-10-13 17:26:53,812 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-13 17:26:53,812 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 119 transitions. [2024-10-13 17:26:53,812 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-13 17:26:53,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:53,812 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:53,813 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:26:53,813 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:26:53,813 INFO L745 eck$LassoCheckResult]: Stem: 1575#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1541#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1542#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1530#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1531#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1567#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1596#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1593#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1592#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1590#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1587#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1585#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1582#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1581#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1580#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1579#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1578#L87-3 assume !(main_~i~1#1 < 7); 1576#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1574#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1552#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1553#L66 assume parse_expression_list_#t~switch4#1; 1605#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1569#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1557#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1558#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1564#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 1545#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1535#L70-8 [2024-10-13 17:26:53,813 INFO L747 eck$LassoCheckResult]: Loop: 1535#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1550#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 1572#L70-2 assume parse_expression_list_#t~short13#1; 1561#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 1534#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1535#L70-8 [2024-10-13 17:26:53,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:53,815 INFO L85 PathProgramCache]: Analyzing trace with hash 2040510092, now seen corresponding path program 1 times [2024-10-13 17:26:53,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:53,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647499508] [2024-10-13 17:26:53,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:53,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:53,837 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:53,845 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:53,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:53,845 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 1 times [2024-10-13 17:26:53,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:53,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171700712] [2024-10-13 17:26:53,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:53,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:53,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:53,849 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:53,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:53,850 INFO L85 PathProgramCache]: Analyzing trace with hash 907257627, now seen corresponding path program 1 times [2024-10-13 17:26:53,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:53,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201968314] [2024-10-13 17:26:53,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:53,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:53,907 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-13 17:26:53,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:26:53,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201968314] [2024-10-13 17:26:53,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201968314] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:26:53,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:26:53,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 17:26:53,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995533158] [2024-10-13 17:26:53,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:26:53,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:26:53,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 17:26:53,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 17:26:53,980 INFO L87 Difference]: Start difference. First operand 89 states and 119 transitions. cyclomatic complexity: 37 Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:26:54,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:26:54,045 INFO L93 Difference]: Finished difference Result 122 states and 153 transitions. [2024-10-13 17:26:54,045 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 122 states and 153 transitions. [2024-10-13 17:26:54,046 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-13 17:26:54,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 122 states to 110 states and 140 transitions. [2024-10-13 17:26:54,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2024-10-13 17:26:54,047 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-10-13 17:26:54,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 110 states and 140 transitions. [2024-10-13 17:26:54,047 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:26:54,047 INFO L218 hiAutomatonCegarLoop]: Abstraction has 110 states and 140 transitions. [2024-10-13 17:26:54,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states and 140 transitions. [2024-10-13 17:26:54,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 93. [2024-10-13 17:26:54,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 92 states have internal predecessors, (121), 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 17:26:54,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 121 transitions. [2024-10-13 17:26:54,050 INFO L240 hiAutomatonCegarLoop]: Abstraction has 93 states and 121 transitions. [2024-10-13 17:26:54,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 17:26:54,052 INFO L425 stractBuchiCegarLoop]: Abstraction has 93 states and 121 transitions. [2024-10-13 17:26:54,052 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-13 17:26:54,052 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93 states and 121 transitions. [2024-10-13 17:26:54,053 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-13 17:26:54,053 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:54,053 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:54,053 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:26:54,053 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:26:54,053 INFO L745 eck$LassoCheckResult]: Stem: 1802#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1766#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1767#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1755#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1756#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1794#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1842#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1841#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1840#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1838#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1837#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1836#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1835#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1833#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1831#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1827#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1826#L87-3 assume !(main_~i~1#1 < 7); 1803#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1801#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1777#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1752#L66 assume !parse_expression_list_#t~switch4#1; 1753#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 1780#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 1781#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 1792#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1825#L66 assume parse_expression_list_#t~switch4#1; 1822#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1816#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1782#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1783#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1797#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 1770#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1760#L70-8 [2024-10-13 17:26:54,054 INFO L747 eck$LassoCheckResult]: Loop: 1760#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1775#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 1799#L70-2 assume parse_expression_list_#t~short13#1; 1786#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 1759#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1760#L70-8 [2024-10-13 17:26:54,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:54,055 INFO L85 PathProgramCache]: Analyzing trace with hash -719184140, now seen corresponding path program 1 times [2024-10-13 17:26:54,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:54,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225074895] [2024-10-13 17:26:54,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:54,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,079 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:54,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:54,080 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 2 times [2024-10-13 17:26:54,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:54,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580491525] [2024-10-13 17:26:54,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:54,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,107 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:54,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:54,107 INFO L85 PathProgramCache]: Analyzing trace with hash -448118861, now seen corresponding path program 1 times [2024-10-13 17:26:54,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:54,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757375076] [2024-10-13 17:26:54,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:54,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:54,170 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-13 17:26:54,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:26:54,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757375076] [2024-10-13 17:26:54,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757375076] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 17:26:54,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805860465] [2024-10-13 17:26:54,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:54,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 17:26:54,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:54,173 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 17:26:54,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-10-13 17:26:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:26:54,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 17:26:54,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:26:54,277 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-13 17:26:54,278 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 17:26:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-13 17:26:54,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805860465] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 17:26:54,310 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 17:26:54,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2024-10-13 17:26:54,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91862132] [2024-10-13 17:26:54,310 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 17:26:54,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:26:54,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 17:26:54,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-13 17:26:54,384 INFO L87 Difference]: Start difference. First operand 93 states and 121 transitions. cyclomatic complexity: 35 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 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 17:26:54,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:26:54,470 INFO L93 Difference]: Finished difference Result 164 states and 214 transitions. [2024-10-13 17:26:54,470 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 164 states and 214 transitions. [2024-10-13 17:26:54,471 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-13 17:26:54,472 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 164 states to 149 states and 192 transitions. [2024-10-13 17:26:54,472 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2024-10-13 17:26:54,472 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2024-10-13 17:26:54,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 149 states and 192 transitions. [2024-10-13 17:26:54,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:26:54,473 INFO L218 hiAutomatonCegarLoop]: Abstraction has 149 states and 192 transitions. [2024-10-13 17:26:54,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states and 192 transitions. [2024-10-13 17:26:54,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 132. [2024-10-13 17:26:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 132 states have (on average 1.3106060606060606) internal successors, (173), 131 states have internal predecessors, (173), 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 17:26:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 173 transitions. [2024-10-13 17:26:54,476 INFO L240 hiAutomatonCegarLoop]: Abstraction has 132 states and 173 transitions. [2024-10-13 17:26:54,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 17:26:54,484 INFO L425 stractBuchiCegarLoop]: Abstraction has 132 states and 173 transitions. [2024-10-13 17:26:54,484 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-13 17:26:54,484 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 132 states and 173 transitions. [2024-10-13 17:26:54,484 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-13 17:26:54,484 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:26:54,484 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:26:54,485 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:26:54,485 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-13 17:26:54,485 INFO L745 eck$LassoCheckResult]: Stem: 2295#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 2259#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2260#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2248#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2249#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2287#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2345#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2344#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2343#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2342#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2338#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2337#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2336#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2335#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2334#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2331#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2330#L87-3 assume !(main_~i~1#1 < 7); 2296#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2294#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2270#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2271#L66 assume !parse_expression_list_#t~switch4#1; 2349#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2348#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2347#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2272#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2245#L66 assume !parse_expression_list_#t~switch4#1; 2246#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2356#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2346#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2327#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2325#L66 assume parse_expression_list_#t~switch4#1; 2324#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2320#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 2312#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 2308#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2303#L66-1 assume 34 == parse_expression_list_#t~mem9#1;havoc parse_expression_list_#t~mem9#1;parse_expression_list_#t~post10#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post10#1; 2263#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2253#L70-8 [2024-10-13 17:26:54,485 INFO L747 eck$LassoCheckResult]: Loop: 2253#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 2268#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 2292#L70-2 assume parse_expression_list_#t~short13#1; 2279#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 2252#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 2253#L70-8 [2024-10-13 17:26:54,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:54,486 INFO L85 PathProgramCache]: Analyzing trace with hash -2074560690, now seen corresponding path program 1 times [2024-10-13 17:26:54,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:54,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362765650] [2024-10-13 17:26:54,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:54,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,508 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:54,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:54,508 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 3 times [2024-10-13 17:26:54,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:54,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347162284] [2024-10-13 17:26:54,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:54,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,511 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,512 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:54,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:26:54,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1107742617, now seen corresponding path program 1 times [2024-10-13 17:26:54,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:26:54,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428906504] [2024-10-13 17:26:54,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:26:54,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:26:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,526 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:26:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:26:54,536 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:26:59,268 INFO L204 LassoAnalysis]: Preferences: [2024-10-13 17:26:59,268 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-13 17:26:59,268 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-13 17:26:59,268 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-13 17:26:59,269 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-13 17:26:59,269 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:59,269 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-13 17:26:59,269 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-13 17:26:59,269 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration11_Lasso [2024-10-13 17:26:59,269 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-13 17:26:59,269 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-13 17:26:59,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,571 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,608 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-13 17:26:59,874 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-13 17:26:59,874 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-13 17:26:59,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:59,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:59,876 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:59,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-13 17:26:59,878 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 17:26:59,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:59,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:26:59,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:59,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:59,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:59,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:26:59,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:26:59,891 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:59,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-10-13 17:26:59,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:59,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:59,903 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:59,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-13 17:26:59,905 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 17:26:59,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:59,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:59,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:59,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:59,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:59,918 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:59,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:59,931 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-10-13 17:26:59,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:59,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:59,932 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:59,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-13 17:26:59,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:26:59,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:59,945 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-13 17:26:59,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:59,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:59,948 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-13 17:26:59,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:59,953 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:59,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-10-13 17:26:59,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:59,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:59,965 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:59,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-13 17:26:59,967 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 17:26:59,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:26:59,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:26:59,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:26:59,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:26:59,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:26:59,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:26:59,982 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:26:59,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-10-13 17:26:59,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:26:59,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:26:59,994 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:26:59,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-13 17:26:59,995 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 17:27:00,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,008 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:27:00,008 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:27:00,011 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:27:00,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-10-13 17:27:00,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,023 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-13 17:27:00,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:27:00,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:27:00,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:27:00,040 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:27:00,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-10-13 17:27:00,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,052 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-10-13 17:27:00,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:27:00,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:27:00,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:27:00,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:27:00,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:27:00,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-10-13 17:27:00,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,076 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-10-13 17:27:00,078 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 17:27:00,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-13 17:27:00,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-13 17:27:00,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-13 17:27:00,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:27:00,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2024-10-13 17:27:00,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,102 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-13 17:27:00,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-13 17:27:00,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:27:00,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:27:00,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:27:00,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-10-13 17:27:00,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,129 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-13 17:27:00,131 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 17:27:00,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,142 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:27:00,142 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:27:00,149 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:27:00,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-10-13 17:27:00,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,161 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-13 17:27:00,162 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 17:27:00,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:27:00,174 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:27:00,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:27:00,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-10-13 17:27:00,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,188 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-13 17:27:00,190 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 17:27:00,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:27:00,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:27:00,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-13 17:27:00,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-10-13 17:27:00,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,215 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-13 17:27:00,217 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 17:27:00,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-13 17:27:00,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-13 17:27:00,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-13 17:27:00,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-13 17:27:00,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-13 17:27:00,230 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-13 17:27:00,236 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-13 17:27:00,248 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-13 17:27:00,248 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-13 17:27:00,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-13 17:27:00,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 17:27:00,250 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-13 17:27:00,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-13 17:27:00,251 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-13 17:27:00,263 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-13 17:27:00,263 INFO L474 LassoAnalysis]: Proved termination. [2024-10-13 17:27:00,263 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~j~0#1) = 1*ULTIMATE.start_parse_expression_list_~j~0#1 Supporting invariants [] [2024-10-13 17:27:00,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-10-13 17:27:00,298 INFO L156 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2024-10-13 17:27:00,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:27:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:27:00,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 17:27:00,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:27:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:27:00,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 17:27:00,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 17:27:00,470 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 17:27:00,471 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-10-13 17:27:00,471 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 132 states and 173 transitions. cyclomatic complexity: 51 Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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 17:27:00,550 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 132 states and 173 transitions. cyclomatic complexity: 51. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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 197 states and 256 transitions. Complement of second has 9 states. [2024-10-13 17:27:00,551 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 17:27:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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 17:27:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2024-10-13 17:27:00,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 37 letters. Loop has 5 letters. [2024-10-13 17:27:00,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:27:00,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 42 letters. Loop has 5 letters. [2024-10-13 17:27:00,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:27:00,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 37 letters. Loop has 10 letters. [2024-10-13 17:27:00,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-13 17:27:00,554 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 197 states and 256 transitions. [2024-10-13 17:27:00,555 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-13 17:27:00,555 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 197 states to 154 states and 198 transitions. [2024-10-13 17:27:00,555 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-10-13 17:27:00,555 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-13 17:27:00,555 INFO L73 IsDeterministic]: Start isDeterministic. Operand 154 states and 198 transitions. [2024-10-13 17:27:00,555 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-13 17:27:00,555 INFO L218 hiAutomatonCegarLoop]: Abstraction has 154 states and 198 transitions. [2024-10-13 17:27:00,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states and 198 transitions. [2024-10-13 17:27:00,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 138. [2024-10-13 17:27:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.3043478260869565) internal successors, (180), 137 states have internal predecessors, (180), 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 17:27:00,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 180 transitions. [2024-10-13 17:27:00,571 INFO L240 hiAutomatonCegarLoop]: Abstraction has 138 states and 180 transitions. [2024-10-13 17:27:00,571 INFO L425 stractBuchiCegarLoop]: Abstraction has 138 states and 180 transitions. [2024-10-13 17:27:00,571 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-10-13 17:27:00,571 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 180 transitions. [2024-10-13 17:27:00,571 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-13 17:27:00,572 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-13 17:27:00,572 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-13 17:27:00,575 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 17:27:00,575 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-13 17:27:00,575 INFO L745 eck$LassoCheckResult]: Stem: 2836#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 2793#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2794#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2782#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2783#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2825#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2858#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2857#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2856#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2854#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2852#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2850#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2848#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2845#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2844#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2842#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2841#L87-3 assume !(main_~i~1#1 < 7); 2837#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2835#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2804#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2805#L66 assume parse_expression_list_#t~switch4#1; 2881#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2880#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 2878#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 2876#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2874#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 2872#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2871#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 2870#L70-1 assume !parse_expression_list_#t~short14#1; 2869#L70-6 assume !parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1; 2868#L70-9 parse_expression_list_#t~short17#1 := 0 < parse_expression_list_~j~0#1; 2867#L66-4 assume !parse_expression_list_#t~short17#1; 2866#L66-6 assume !parse_expression_list_#t~short17#1;havoc parse_expression_list_#t~mem16#1;havoc parse_expression_list_#t~short17#1; 2864#L66-8 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1;assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset; 2862#r_strncpy_returnLabel#1 parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;havoc r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 2860#L15 assume !(0 == __VERIFIER_assert_~cond#1); 2800#L15-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;call write~int#2(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 2801#L66-9 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 2855#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2853#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2851#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2849#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2846#L66 assume parse_expression_list_#t~switch4#1; 2811#L67-5 [2024-10-13 17:27:00,576 INFO L747 eck$LassoCheckResult]: Loop: 2811#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2843#L67-1 assume parse_expression_list_#t~short7#1; 2810#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 2811#L67-5 [2024-10-13 17:27:00,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:27:00,576 INFO L85 PathProgramCache]: Analyzing trace with hash 358197685, now seen corresponding path program 1 times [2024-10-13 17:27:00,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:27:00,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832753906] [2024-10-13 17:27:00,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:27:00,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:27:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 17:27:00,725 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-13 17:27:00,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 17:27:00,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832753906] [2024-10-13 17:27:00,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832753906] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 17:27:00,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 17:27:00,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 17:27:00,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554085428] [2024-10-13 17:27:00,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 17:27:00,726 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-13 17:27:00,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 17:27:00,727 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 3 times [2024-10-13 17:27:00,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 17:27:00,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753599697] [2024-10-13 17:27:00,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 17:27:00,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 17:27:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:27:00,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 17:27:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 17:27:00,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 17:27:00,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 17:27:00,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 17:27:00,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 17:27:00,776 INFO L87 Difference]: Start difference. First operand 138 states and 180 transitions. cyclomatic complexity: 52 Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 17:27:00,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 17:27:00,806 INFO L93 Difference]: Finished difference Result 104 states and 126 transitions. [2024-10-13 17:27:00,806 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 104 states and 126 transitions. [2024-10-13 17:27:00,807 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:27:00,807 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 104 states to 0 states and 0 transitions. [2024-10-13 17:27:00,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-13 17:27:00,807 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-13 17:27:00,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-13 17:27:00,808 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-13 17:27:00,808 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:27:00,808 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:27:00,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 17:27:00,808 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 17:27:00,808 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-10-13 17:27:00,808 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-13 17:27:00,809 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-13 17:27:00,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-13 17:27:00,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 05:27:00 BoogieIcfgContainer [2024-10-13 17:27:00,815 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-13 17:27:00,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 17:27:00,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 17:27:00,816 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 17:27:00,817 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:26:40" (3/4) ... [2024-10-13 17:27:00,818 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 17:27:00,819 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 17:27:00,820 INFO L158 Benchmark]: Toolchain (without parser) took 21147.51ms. Allocated memory was 157.3MB in the beginning and 274.7MB in the end (delta: 117.4MB). Free memory was 99.7MB in the beginning and 86.8MB in the end (delta: 12.9MB). Peak memory consumption was 132.6MB. Max. memory is 16.1GB. [2024-10-13 17:27:00,820 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:27:00,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.31ms. Allocated memory is still 157.3MB. Free memory was 99.7MB in the beginning and 86.3MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-13 17:27:00,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.06ms. Allocated memory is still 157.3MB. Free memory was 86.3MB in the beginning and 84.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 17:27:00,820 INFO L158 Benchmark]: Boogie Preprocessor took 98.59ms. Allocated memory is still 157.3MB. Free memory was 84.5MB in the beginning and 82.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:27:00,821 INFO L158 Benchmark]: RCFGBuilder took 509.71ms. Allocated memory was 157.3MB in the beginning and 228.6MB in the end (delta: 71.3MB). Free memory was 81.6MB in the beginning and 197.7MB in the end (delta: -116.1MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-10-13 17:27:00,821 INFO L158 Benchmark]: BuchiAutomizer took 20023.86ms. Allocated memory was 228.6MB in the beginning and 274.7MB in the end (delta: 46.1MB). Free memory was 197.6MB in the beginning and 87.8MB in the end (delta: 109.8MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. [2024-10-13 17:27:00,821 INFO L158 Benchmark]: Witness Printer took 3.50ms. Allocated memory is still 274.7MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 17:27:00,822 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.31ms. Allocated memory is still 157.3MB. Free memory was 99.7MB in the beginning and 86.3MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.06ms. Allocated memory is still 157.3MB. Free memory was 86.3MB in the beginning and 84.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.59ms. Allocated memory is still 157.3MB. Free memory was 84.5MB in the beginning and 82.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 509.71ms. Allocated memory was 157.3MB in the beginning and 228.6MB in the end (delta: 71.3MB). Free memory was 81.6MB in the beginning and 197.7MB in the end (delta: -116.1MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 20023.86ms. Allocated memory was 228.6MB in the beginning and 274.7MB in the end (delta: 46.1MB). Free memory was 197.6MB in the beginning and 87.8MB in the end (delta: 109.8MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. * Witness Printer took 3.50ms. Allocated memory is still 274.7MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~str!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (8 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function j and consists of 5 locations. 8 modules have a trivial ranking function, the largest among these consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 19.9s and 13 iterations. TraceHistogramMax:7. Analysis of lassos took 18.4s. Construction of modules took 0.3s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 7. Automata minimization 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 116 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 312 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 310 mSDsluCounter, 1117 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 742 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 486 IncrementalHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 375 mSDtfsCounter, 486 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU4 SILI1 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital198 mio100 ax100 hnf100 lsp89 ukn63 mio100 lsp31 div100 bol100 ite100 ukn100 eq172 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 17ms VariablesStem: 2 VariablesLoop: 1 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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 17:27:00,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-10-13 17:27:01,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Forceful destruction successful, exit code 0 [2024-10-13 17:27:01,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-13 17:27:01,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-13 17:27:01,653 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE