./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c -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 bec73cbd355af8995620266d1bb50e13212a1740ed8bd583620b6985b8fd569c --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 15:32:16,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 15:32:16,723 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-09 15:32:16,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 15:32:16,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 15:32:16,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 15:32:16,759 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 15:32:16,759 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 15:32:16,760 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 15:32:16,762 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 15:32:16,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 15:32:16,763 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 15:32:16,764 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 15:32:16,764 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-09 15:32:16,764 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-09 15:32:16,764 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-09 15:32:16,765 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-09 15:32:16,765 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-09 15:32:16,765 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-09 15:32:16,765 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 15:32:16,766 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-09 15:32:16,770 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 15:32:16,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 15:32:16,770 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 15:32:16,770 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 15:32:16,771 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-09 15:32:16,771 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-09 15:32:16,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-09 15:32:16,771 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 15:32:16,771 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 15:32:16,771 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 15:32:16,772 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 15:32:16,772 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-09 15:32:16,772 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 15:32:16,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 15:32:16,773 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 15:32:16,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 15:32:16,773 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 15:32:16,774 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-09 15:32:16,774 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bec73cbd355af8995620266d1bb50e13212a1740ed8bd583620b6985b8fd569c [2024-11-09 15:32:17,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 15:32:17,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 15:32:17,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 15:32:17,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 15:32:17,037 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 15:32:17,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c [2024-11-09 15:32:18,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 15:32:18,512 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 15:32:18,513 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c [2024-11-09 15:32:18,520 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c17d75cd/2584926892d54562a4a93a9a5ef43604/FLAG23db9c059 [2024-11-09 15:32:18,917 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c17d75cd/2584926892d54562a4a93a9a5ef43604 [2024-11-09 15:32:18,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 15:32:18,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 15:32:18,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 15:32:18,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 15:32:18,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 15:32:18,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:32:18" (1/1) ... [2024-11-09 15:32:18,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48b2f267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:18, skipping insertion in model container [2024-11-09 15:32:18,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:32:18" (1/1) ... [2024-11-09 15:32:18,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 15:32:19,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:32:19,151 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 15:32:19,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:32:19,184 INFO L204 MainTranslator]: Completed translation [2024-11-09 15:32:19,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19 WrapperNode [2024-11-09 15:32:19,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 15:32:19,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 15:32:19,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 15:32:19,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 15:32:19,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,198 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,212 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-11-09 15:32:19,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 15:32:19,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 15:32:19,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 15:32:19,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 15:32:19,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,224 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,236 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [2, 4]. 67 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 2 writes are split as follows [0, 2]. [2024-11-09 15:32:19,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,246 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 15:32:19,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 15:32:19,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 15:32:19,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 15:32:19,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (1/1) ... [2024-11-09 15:32:19,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:19,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:19,289 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) [2024-11-09 15:32:19,293 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 [2024-11-09 15:32:19,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 15:32:19,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 15:32:19,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 15:32:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 15:32:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 15:32:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 15:32:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 15:32:19,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 15:32:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 15:32:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 15:32:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 15:32:19,398 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 15:32:19,401 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 15:32:19,555 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-09 15:32:19,555 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 15:32:19,568 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 15:32:19,568 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 15:32:19,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:32:19 BoogieIcfgContainer [2024-11-09 15:32:19,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 15:32:19,569 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-09 15:32:19,569 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-09 15:32:19,572 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-09 15:32:19,573 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:32:19,574 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 03:32:18" (1/3) ... [2024-11-09 15:32:19,575 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5ea511d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:32:19, skipping insertion in model container [2024-11-09 15:32:19,575 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:32:19,575 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:32:19" (2/3) ... [2024-11-09 15:32:19,576 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5ea511d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:32:19, skipping insertion in model container [2024-11-09 15:32:19,576 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:32:19,576 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:32:19" (3/3) ... [2024-11-09 15:32:19,578 INFO L332 chiAutomizerObserver]: Analyzing ICFG verisec_sendmail_tTflag_arr_one_loop.c [2024-11-09 15:32:19,627 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-09 15:32:19,627 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-09 15:32:19,627 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-09 15:32:19,628 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-09 15:32:19,629 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-09 15:32:19,629 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-09 15:32:19,629 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-09 15:32:19,629 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-09 15:32:19,633 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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) [2024-11-09 15:32:19,647 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2024-11-09 15:32:19,647 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:32:19,647 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:32:19,652 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:32:19,652 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:32:19,652 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-09 15:32:19,652 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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) [2024-11-09 15:32:19,653 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2024-11-09 15:32:19,654 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:32:19,654 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:32:19,654 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:32:19,654 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:32:19,660 INFO L745 eck$LassoCheckResult]: Stem: 11#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(39, 2);call #Ultimate.allocInit(12, 3); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0; 3#L21-3true [2024-11-09 15:32:19,660 INFO L747 eck$LassoCheckResult]: Loop: 3#L21-3true assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 12#L21-2true main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3#L21-3true [2024-11-09 15:32:19,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:19,667 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-09 15:32:19,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:19,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029331581] [2024-11-09 15:32:19,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:19,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:19,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:19,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:19,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:19,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-11-09 15:32:19,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:19,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205760110] [2024-11-09 15:32:19,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:19,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:19,784 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:19,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:19,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:19,791 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-11-09 15:32:19,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:19,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810448632] [2024-11-09 15:32:19,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:19,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:19,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:19,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:20,160 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:32:20,161 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:32:20,161 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:32:20,161 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:32:20,161 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:32:20,161 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,161 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:32:20,161 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:32:20,161 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_sendmail_tTflag_arr_one_loop.c_Iteration1_Lasso [2024-11-09 15:32:20,161 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:32:20,162 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:32:20,180 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,426 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:20,655 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:32:20,658 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:32:20,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,663 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) [2024-11-09 15:32:20,665 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 [2024-11-09 15:32:20,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:20,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:20,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,683 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:20,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:20,685 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,697 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 [2024-11-09 15:32:20,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,717 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) [2024-11-09 15:32:20,718 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 [2024-11-09 15:32:20,719 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 [2024-11-09 15:32:20,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:20,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:20,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:20,733 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,744 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-09 15:32:20,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,747 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) [2024-11-09 15:32:20,748 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 [2024-11-09 15:32:20,749 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 [2024-11-09 15:32:20,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:20,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:20,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:20,761 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-09 15:32:20,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,774 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) [2024-11-09 15:32:20,775 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 [2024-11-09 15:32:20,776 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 [2024-11-09 15:32:20,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:20,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:20,795 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,807 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-09 15:32:20,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,809 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) [2024-11-09 15:32:20,810 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 [2024-11-09 15:32:20,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:20,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:20,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:20,829 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,842 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-09 15:32:20,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,844 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) [2024-11-09 15:32:20,845 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 [2024-11-09 15:32:20,846 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 [2024-11-09 15:32:20,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:20,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:20,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:20,861 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,872 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 [2024-11-09 15:32:20,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,874 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) [2024-11-09 15:32:20,875 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 [2024-11-09 15:32:20,876 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 [2024-11-09 15:32:20,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:20,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:20,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:20,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-09 15:32:20,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,902 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) [2024-11-09 15:32:20,903 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 [2024-11-09 15:32:20,903 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 [2024-11-09 15:32:20,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:20,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:20,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:20,917 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-09 15:32:20,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,930 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) [2024-11-09 15:32:20,931 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 [2024-11-09 15:32:20,931 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 [2024-11-09 15:32:20,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:20,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,942 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:20,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:20,943 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,959 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-09 15:32:20,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,963 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:32:20,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-09 15:32:20,967 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 [2024-11-09 15:32:20,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:20,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:20,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:20,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:20,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:20,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:20,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:20,981 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:20,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-09 15:32:20,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:20,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:20,994 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:32:20,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-09 15:32:20,995 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 [2024-11-09 15:32:21,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:21,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:21,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:21,007 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,018 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-09 15:32:21,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,021 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) [2024-11-09 15:32:21,022 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 [2024-11-09 15:32:21,023 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 [2024-11-09 15:32:21,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,044 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,059 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 [2024-11-09 15:32:21,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,062 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) [2024-11-09 15:32:21,065 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 [2024-11-09 15:32:21,066 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 [2024-11-09 15:32:21,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:21,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:21,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:21,079 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,091 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 [2024-11-09 15:32:21,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,093 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) [2024-11-09 15:32:21,094 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 [2024-11-09 15:32:21,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:21,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,110 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-09 15:32:21,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,124 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) [2024-11-09 15:32:21,125 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 [2024-11-09 15:32:21,126 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 [2024-11-09 15:32:21,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,141 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,153 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 [2024-11-09 15:32:21,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,155 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) [2024-11-09 15:32:21,157 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 [2024-11-09 15:32:21,158 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 [2024-11-09 15:32:21,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,170 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,173 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-09 15:32:21,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,185 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) [2024-11-09 15:32:21,187 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 [2024-11-09 15:32:21,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:21,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,216 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 [2024-11-09 15:32:21,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,218 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) [2024-11-09 15:32:21,219 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 [2024-11-09 15:32:21,220 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 [2024-11-09 15:32:21,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,249 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-09 15:32:21,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,251 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) [2024-11-09 15:32:21,254 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 [2024-11-09 15:32:21,256 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 [2024-11-09 15:32:21,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,269 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,275 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-09 15:32:21,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,291 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) [2024-11-09 15:32:21,291 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 [2024-11-09 15:32:21,294 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 [2024-11-09 15:32:21,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,307 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,307 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,310 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:21,321 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 [2024-11-09 15:32:21,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,324 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) [2024-11-09 15:32:21,325 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 [2024-11-09 15:32:21,326 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 [2024-11-09 15:32:21,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:21,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:21,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:21,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:21,345 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:21,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:21,352 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:32:21,380 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-09 15:32:21,381 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-09 15:32:21,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:21,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,389 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) [2024-11-09 15:32:21,390 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 [2024-11-09 15:32:21,391 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:32:21,405 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:32:21,406 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:32:21,406 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#in~0#1.base)_1) = -2*ULTIMATE.start_main_~i~0#1 + 21*v_rep(select #length ULTIMATE.start_main_~#in~0#1.base)_1 Supporting invariants [] [2024-11-09 15:32:21,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-09 15:32:21,435 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2024-11-09 15:32:21,444 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:32:21,445 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:32:21,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:21,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:32:21,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:32:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:21,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:32:21,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:32:21,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:21,554 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 [2024-11-09 15:32:21,555 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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) [2024-11-09 15:32:21,591 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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 26 states and 35 transitions. Complement of second has 6 states. [2024-11-09 15:32:21,594 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 [2024-11-09 15:32:21,597 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) [2024-11-09 15:32:21,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2024-11-09 15:32:21,602 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-09 15:32:21,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:32:21,602 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-09 15:32:21,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:32:21,602 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-09 15:32:21,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:32:21,603 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 35 transitions. [2024-11-09 15:32:21,604 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:21,606 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 7 states and 9 transitions. [2024-11-09 15:32:21,607 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2024-11-09 15:32:21,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2024-11-09 15:32:21,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 9 transitions. [2024-11-09 15:32:21,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:32:21,608 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-11-09 15:32:21,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 9 transitions. [2024-11-09 15:32:21,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-09 15:32:21,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:32:21,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2024-11-09 15:32:21,627 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-11-09 15:32:21,627 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-11-09 15:32:21,627 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-09 15:32:21,627 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 9 transitions. [2024-11-09 15:32:21,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:21,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:32:21,627 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:32:21,627 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-09 15:32:21,627 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-09 15:32:21,628 INFO L745 eck$LassoCheckResult]: Stem: 100#$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(39, 2);call #Ultimate.allocInit(12, 3); 101#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0; 96#L21-3 assume !(main_~i~0#1 < 11); 97#L21-4 call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1; 102#L28-2 [2024-11-09 15:32:21,628 INFO L747 eck$LassoCheckResult]: Loop: 102#L28-2 assume !!(48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57);main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1; 102#L28-2 [2024-11-09 15:32:21,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:21,628 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2024-11-09 15:32:21,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:21,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032140800] [2024-11-09 15:32:21,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:21,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:21,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:21,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:32:21,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032140800] [2024-11-09 15:32:21,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032140800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:32:21,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:32:21,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:32:21,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516085727] [2024-11-09 15:32:21,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:32:21,696 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:32:21,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:21,696 INFO L85 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 1 times [2024-11-09 15:32:21,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:21,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122221491] [2024-11-09 15:32:21,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:21,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:21,715 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:21,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:21,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:32:21,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 15:32:21,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 15:32:21,851 INFO L87 Difference]: Start difference. First operand 7 states and 9 transitions. cyclomatic complexity: 4 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) [2024-11-09 15:32:21,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:32:21,865 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2024-11-09 15:32:21,865 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2024-11-09 15:32:21,866 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:21,866 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 9 states and 10 transitions. [2024-11-09 15:32:21,866 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2024-11-09 15:32:21,866 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2024-11-09 15:32:21,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 10 transitions. [2024-11-09 15:32:21,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:32:21,866 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 10 transitions. [2024-11-09 15:32:21,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 10 transitions. [2024-11-09 15:32:21,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 7. [2024-11-09 15:32:21,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 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) [2024-11-09 15:32:21,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2024-11-09 15:32:21,867 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-09 15:32:21,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 15:32:21,868 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-09 15:32:21,868 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-09 15:32:21,868 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 8 transitions. [2024-11-09 15:32:21,868 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:21,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:32:21,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:32:21,868 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-09 15:32:21,868 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-09 15:32:21,869 INFO L745 eck$LassoCheckResult]: Stem: 122#$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(39, 2);call #Ultimate.allocInit(12, 3); 123#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0; 118#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 119#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 120#L21-3 assume !(main_~i~0#1 < 11); 121#L21-4 call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1; 124#L28-2 [2024-11-09 15:32:21,869 INFO L747 eck$LassoCheckResult]: Loop: 124#L28-2 assume !!(48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57);main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1; 124#L28-2 [2024-11-09 15:32:21,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:21,869 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2024-11-09 15:32:21,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:21,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741457979] [2024-11-09 15:32:21,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:21,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:21,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:21,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:32:21,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741457979] [2024-11-09 15:32:21,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741457979] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:32:21,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1209841663] [2024-11-09 15:32:21,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:21,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:32:21,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:21,919 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:32:21,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-09 15:32:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:21,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:32:21,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:32:21,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:21,963 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:32:21,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:21,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1209841663] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:32:21,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:32:21,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-09 15:32:21,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563995572] [2024-11-09 15:32:21,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:32:21,976 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:32:21,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:21,982 INFO L85 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 2 times [2024-11-09 15:32:21,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:21,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977285804] [2024-11-09 15:32:21,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:21,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:21,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:22,005 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:22,006 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-09 15:32:22,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:32:22,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:32:22,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:32:22,085 INFO L87 Difference]: Start difference. First operand 7 states and 8 transitions. cyclomatic complexity: 3 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:32:22,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:32:22,107 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2024-11-09 15:32:22,107 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 16 transitions. [2024-11-09 15:32:22,108 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:22,108 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 15 states and 16 transitions. [2024-11-09 15:32:22,108 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-09 15:32:22,109 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-09 15:32:22,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 16 transitions. [2024-11-09 15:32:22,109 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:32:22,109 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 16 transitions. [2024-11-09 15:32:22,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 16 transitions. [2024-11-09 15:32:22,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13. [2024-11-09 15:32:22,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 12 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) [2024-11-09 15:32:22,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2024-11-09 15:32:22,110 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 14 transitions. [2024-11-09 15:32:22,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 15:32:22,111 INFO L425 stractBuchiCegarLoop]: Abstraction has 13 states and 14 transitions. [2024-11-09 15:32:22,111 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-09 15:32:22,111 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 14 transitions. [2024-11-09 15:32:22,111 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:22,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:32:22,112 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:32:22,112 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2024-11-09 15:32:22,112 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-09 15:32:22,112 INFO L745 eck$LassoCheckResult]: Stem: 184#$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(39, 2);call #Ultimate.allocInit(12, 3); 185#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0; 180#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 181#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 182#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 183#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 192#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 191#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 190#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 189#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 188#L21-3 assume !(main_~i~0#1 < 11); 186#L21-4 call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1; 187#L28-2 [2024-11-09 15:32:22,112 INFO L747 eck$LassoCheckResult]: Loop: 187#L28-2 assume !!(48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57);main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1; 187#L28-2 [2024-11-09 15:32:22,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:22,112 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2024-11-09 15:32:22,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:22,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388500136] [2024-11-09 15:32:22,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:22,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:22,225 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:22,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:32:22,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388500136] [2024-11-09 15:32:22,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388500136] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:32:22,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556626852] [2024-11-09 15:32:22,226 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 15:32:22,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:32:22,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:22,230 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:32:22,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-09 15:32:22,276 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-09 15:32:22,276 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:32:22,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:32:22,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:32:22,302 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:22,303 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:32:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:22,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556626852] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:32:22,359 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:32:22,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-11-09 15:32:22,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763400917] [2024-11-09 15:32:22,359 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:32:22,359 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:32:22,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:22,360 INFO L85 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 3 times [2024-11-09 15:32:22,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:22,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968317153] [2024-11-09 15:32:22,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:22,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:22,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:22,377 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:22,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:32:22,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 15:32:22,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-09 15:32:22,459 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. cyclomatic complexity: 3 Second operand has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 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) [2024-11-09 15:32:22,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:32:22,502 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2024-11-09 15:32:22,502 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 28 transitions. [2024-11-09 15:32:22,503 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:22,503 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 28 transitions. [2024-11-09 15:32:22,503 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-09 15:32:22,503 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-09 15:32:22,503 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 28 transitions. [2024-11-09 15:32:22,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:32:22,504 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 28 transitions. [2024-11-09 15:32:22,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 28 transitions. [2024-11-09 15:32:22,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2024-11-09 15:32:22,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.04) internal successors, (26), 24 states have internal predecessors, (26), 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) [2024-11-09 15:32:22,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2024-11-09 15:32:22,505 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 26 transitions. [2024-11-09 15:32:22,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 15:32:22,506 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 26 transitions. [2024-11-09 15:32:22,506 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-09 15:32:22,506 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 26 transitions. [2024-11-09 15:32:22,507 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:22,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:32:22,507 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:32:22,508 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1] [2024-11-09 15:32:22,508 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-09 15:32:22,508 INFO L745 eck$LassoCheckResult]: Stem: 306#$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(39, 2);call #Ultimate.allocInit(12, 3); 307#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0; 302#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 303#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 304#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 305#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 326#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 325#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 324#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 323#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 322#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 321#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 320#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 319#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 318#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 317#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 316#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 315#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 314#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 313#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 312#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 311#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 310#L21-3 assume !(main_~i~0#1 < 11); 308#L21-4 call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1; 309#L28-2 [2024-11-09 15:32:22,508 INFO L747 eck$LassoCheckResult]: Loop: 309#L28-2 assume !!(48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57);main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1; 309#L28-2 [2024-11-09 15:32:22,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:22,508 INFO L85 PathProgramCache]: Analyzing trace with hash 2127272351, now seen corresponding path program 3 times [2024-11-09 15:32:22,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:22,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682629000] [2024-11-09 15:32:22,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:22,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:22,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:32:22,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682629000] [2024-11-09 15:32:22,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682629000] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:32:22,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851359164] [2024-11-09 15:32:22,721 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 15:32:22,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:32:22,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:22,723 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:32:22,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-11-09 15:32:22,823 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-11-09 15:32:22,824 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:32:22,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 15:32:22,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:32:22,872 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:22,872 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:32:22,975 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:22,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851359164] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:32:22,976 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:32:22,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 14 [2024-11-09 15:32:22,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943082472] [2024-11-09 15:32:22,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:32:22,977 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:32:22,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:22,977 INFO L85 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 4 times [2024-11-09 15:32:22,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:22,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405521523] [2024-11-09 15:32:22,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:22,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:22,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:22,989 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:23,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:32:23,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 15:32:23,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2024-11-09 15:32:23,088 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. cyclomatic complexity: 3 Second operand has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 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) [2024-11-09 15:32:23,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:32:23,132 INFO L93 Difference]: Finished difference Result 29 states and 30 transitions. [2024-11-09 15:32:23,133 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 30 transitions. [2024-11-09 15:32:23,133 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:23,134 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 29 states and 30 transitions. [2024-11-09 15:32:23,134 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-09 15:32:23,134 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-09 15:32:23,134 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 30 transitions. [2024-11-09 15:32:23,136 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:32:23,136 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 30 transitions. [2024-11-09 15:32:23,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 30 transitions. [2024-11-09 15:32:23,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2024-11-09 15:32:23,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.037037037037037) internal successors, (28), 26 states have internal predecessors, (28), 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) [2024-11-09 15:32:23,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2024-11-09 15:32:23,141 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 28 transitions. [2024-11-09 15:32:23,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 15:32:23,142 INFO L425 stractBuchiCegarLoop]: Abstraction has 27 states and 28 transitions. [2024-11-09 15:32:23,142 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-09 15:32:23,142 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 28 transitions. [2024-11-09 15:32:23,143 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-09 15:32:23,143 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:32:23,143 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:32:23,143 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [11, 11, 1, 1, 1, 1] [2024-11-09 15:32:23,143 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-09 15:32:23,143 INFO L745 eck$LassoCheckResult]: Stem: 515#$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(39, 2);call #Ultimate.allocInit(12, 3); 516#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem8#1, main_~#in~0#1.base, main_~#in~0#1.offset, main_~s~0#1.base, main_~s~0#1.offset, main_~c~0#1, main_~i~0#1, main_~j~0#1, main_~idx_in~0#1;call main_~#in~0#1.base, main_~#in~0#1.offset := #Ultimate.allocOnStack(11);havoc main_~s~0#1.base, main_~s~0#1.offset;havoc main_~c~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~idx_in~0#1;main_~i~0#1 := 0; 511#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 512#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 513#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 514#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 537#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 536#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 535#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 534#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 533#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 532#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 531#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 530#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 529#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 528#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 527#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 526#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 525#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 524#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 523#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 522#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 521#L21-3 assume !!(main_~i~0#1 < 11);havoc main_#t~nondet4#1;call write~int#1(main_#t~nondet4#1, main_~#in~0#1.base, main_~#in~0#1.offset + main_~i~0#1, 1); 520#L21-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 519#L21-3 assume !(main_~i~0#1 < 11); 517#L21-4 call write~int#1(0, main_~#in~0#1.base, 10 + main_~#in~0#1.offset, 1);main_~idx_in~0#1 := 0;main_~s~0#1.base, main_~s~0#1.offset := main_~#in~0#1.base, main_~#in~0#1.offset;main_~i~0#1 := 0;call main_#t~mem6#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1; 518#L28-2 [2024-11-09 15:32:23,143 INFO L747 eck$LassoCheckResult]: Loop: 518#L28-2 assume !!(48 <= (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) && (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) <= 57);main_~j~0#1 := (if main_~c~0#1 % 256 % 4294967296 <= 2147483647 then main_~c~0#1 % 256 % 4294967296 else main_~c~0#1 % 256 % 4294967296 - 4294967296) - 48;main_~i~0#1 := (if (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 <= 2147483647 then (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 else (10 * main_~i~0#1 + main_~j~0#1) % 4294967296 % 4294967296 - 4294967296);main_#t~post7#1 := main_~idx_in~0#1;main_~idx_in~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1;call main_#t~mem8#1 := read~int#1(main_~#in~0#1.base, main_~#in~0#1.offset + main_~idx_in~0#1, 1);main_~c~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1; 518#L28-2 [2024-11-09 15:32:23,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:23,145 INFO L85 PathProgramCache]: Analyzing trace with hash -95647583, now seen corresponding path program 4 times [2024-11-09 15:32:23,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:23,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775825431] [2024-11-09 15:32:23,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:23,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:23,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:23,187 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:23,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:23,188 INFO L85 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 5 times [2024-11-09 15:32:23,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:23,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640178585] [2024-11-09 15:32:23,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:23,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:23,192 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:23,196 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:23,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:23,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1329892248, now seen corresponding path program 1 times [2024-11-09 15:32:23,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:32:23,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006601489] [2024-11-09 15:32:23,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:32:23,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:32:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:23,218 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:32:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:32:23,237 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:32:31,363 WARN L286 SmtUtils]: Spent 8.03s on a formula simplification. DAG size of input: 234 DAG size of output: 181 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-09 15:32:31,758 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:32:31,758 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:32:31,758 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:32:31,758 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:32:31,758 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:32:31,759 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:31,759 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:32:31,759 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:32:31,759 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_sendmail_tTflag_arr_one_loop.c_Iteration6_Lasso [2024-11-09 15:32:31,759 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:32:31,759 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:32:31,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:31,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:31,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:31,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:31,776 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:31,778 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:31,780 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:32,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:32,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:32,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:32,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:32:32,507 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:32:32,507 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:32:32,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,511 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) [2024-11-09 15:32:32,512 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 [2024-11-09 15:32:32,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:32,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:32,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:32,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:32,527 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,538 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 [2024-11-09 15:32:32,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,540 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) [2024-11-09 15:32:32,541 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 [2024-11-09 15:32:32,542 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 [2024-11-09 15:32:32,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:32,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:32,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:32,554 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-09 15:32:32,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,570 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) [2024-11-09 15:32:32,571 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 [2024-11-09 15:32:32,572 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 [2024-11-09 15:32:32,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:32,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:32,586 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,598 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 [2024-11-09 15:32:32,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,601 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) [2024-11-09 15:32:32,602 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 [2024-11-09 15:32:32,604 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 [2024-11-09 15:32:32,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:32,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:32,618 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,629 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 [2024-11-09 15:32:32,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,631 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) [2024-11-09 15:32:32,632 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 [2024-11-09 15:32:32,632 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 [2024-11-09 15:32:32,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:32,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:32,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:32,644 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-09 15:32:32,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,656 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) [2024-11-09 15:32:32,657 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 [2024-11-09 15:32:32,659 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 [2024-11-09 15:32:32,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:32,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:32,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:32,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,682 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 [2024-11-09 15:32:32,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,686 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) [2024-11-09 15:32:32,687 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 [2024-11-09 15:32:32,689 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 [2024-11-09 15:32:32,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:32,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:32,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:32,706 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,720 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 [2024-11-09 15:32:32,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,722 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) [2024-11-09 15:32:32,723 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 [2024-11-09 15:32:32,725 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 [2024-11-09 15:32:32,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:32,737 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:32,739 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-09 15:32:32,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,752 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) [2024-11-09 15:32:32,754 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 [2024-11-09 15:32:32,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:32,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:32,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:32,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-09 15:32:32,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,782 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) [2024-11-09 15:32:32,784 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 [2024-11-09 15:32:32,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:32,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:32,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:32,805 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,816 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 [2024-11-09 15:32:32,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,818 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) [2024-11-09 15:32:32,820 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 [2024-11-09 15:32:32,820 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 [2024-11-09 15:32:32,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,831 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-09 15:32:32,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,846 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-09 15:32:32,847 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-09 15:32:32,867 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,881 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-09 15:32:32,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,884 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) [2024-11-09 15:32:32,885 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 [2024-11-09 15:32:32,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:32,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:32,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:32,901 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,912 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 [2024-11-09 15:32:32,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,914 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) [2024-11-09 15:32:32,915 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 [2024-11-09 15:32:32,916 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 [2024-11-09 15:32:32,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:32,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:32,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,942 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 [2024-11-09 15:32:32,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,944 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) [2024-11-09 15:32:32,947 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 [2024-11-09 15:32:32,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:32,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:32,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:32,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:32,960 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:32,971 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 [2024-11-09 15:32:32,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:32,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:32,973 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) [2024-11-09 15:32:32,974 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 [2024-11-09 15:32:32,975 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 [2024-11-09 15:32:32,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:32,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:32,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:32,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:32,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:32,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:32,989 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:33,002 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 [2024-11-09 15:32:33,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:33,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:33,005 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) [2024-11-09 15:32:33,007 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 [2024-11-09 15:32:33,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:33,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:33,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:33,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:33,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:33,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:33,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:33,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:33,022 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:33,034 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 [2024-11-09 15:32:33,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:33,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:33,037 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) [2024-11-09 15:32:33,040 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 [2024-11-09 15:32:33,040 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 [2024-11-09 15:32:33,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:33,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:33,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:33,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:33,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:33,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:33,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:33,054 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:33,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-09 15:32:33,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:33,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:33,068 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) [2024-11-09 15:32:33,071 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 [2024-11-09 15:32:33,072 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 [2024-11-09 15:32:33,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:33,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:32:33,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:33,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:33,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:33,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:32:33,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:32:33,087 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:33,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-09 15:32:33,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:33,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:33,101 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) [2024-11-09 15:32:33,103 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 [2024-11-09 15:32:33,103 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 [2024-11-09 15:32:33,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:33,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:33,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:33,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:33,116 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:33,116 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:33,119 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:33,132 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 [2024-11-09 15:32:33,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:33,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:33,134 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) [2024-11-09 15:32:33,136 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 [2024-11-09 15:32:33,137 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 [2024-11-09 15:32:33,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:33,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:33,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:33,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:33,149 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:33,149 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:33,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:32:33,165 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 [2024-11-09 15:32:33,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:33,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:33,167 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) [2024-11-09 15:32:33,168 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 [2024-11-09 15:32:33,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:32:33,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:32:33,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:32:33,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:32:33,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:32:33,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:32:33,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:32:33,185 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:32:33,199 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-09 15:32:33,199 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-09 15:32:33,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:32:33,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:32:33,201 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) [2024-11-09 15:32:33,202 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 [2024-11-09 15:32:33,202 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:32:33,213 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:32:33,213 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:32:33,213 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#in~0#1.offset, ULTIMATE.start_main_~idx_in~0#1, v_rep(select #length ULTIMATE.start_main_~#in~0#1.base)_2) = -1*ULTIMATE.start_main_~#in~0#1.offset - 1*ULTIMATE.start_main_~idx_in~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#in~0#1.base)_2 Supporting invariants [] [2024-11-09 15:32:33,225 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 [2024-11-09 15:32:33,241 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2024-11-09 15:32:33,242 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:32:33,242 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:32:33,243 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#in~0!offset [2024-11-09 15:32:33,271 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 [2024-11-09 15:32:33,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:32:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:33,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:32:33,313 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:32:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:32:33,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:32:33,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:32:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:32:33,354 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-09 15:32:33,354 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 28 transitions. cyclomatic complexity: 3 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:32:33,360 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 28 transitions. cyclomatic complexity: 3. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 29 transitions. Complement of second has 2 states. [2024-11-09 15:32:33,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-09 15:32:33,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:32:33,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2024-11-09 15:32:33,363 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 26 letters. Loop has 1 letters. [2024-11-09 15:32:33,364 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:32:33,364 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 27 letters. Loop has 1 letters. [2024-11-09 15:32:33,364 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:32:33,364 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 26 letters. Loop has 2 letters. [2024-11-09 15:32:33,364 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:32:33,364 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 29 transitions. [2024-11-09 15:32:33,365 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:32:33,365 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 0 states and 0 transitions. [2024-11-09 15:32:33,365 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-09 15:32:33,365 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-09 15:32:33,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-09 15:32:33,365 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:32:33,365 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:32:33,365 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:32:33,365 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:32:33,365 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-09 15:32:33,365 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-09 15:32:33,366 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:32:33,366 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-09 15:32:33,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 03:32:33 BoogieIcfgContainer [2024-11-09 15:32:33,373 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-09 15:32:33,374 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 15:32:33,374 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 15:32:33,374 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 15:32:33,375 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:32:19" (3/4) ... [2024-11-09 15:32:33,377 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 15:32:33,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 15:32:33,378 INFO L158 Benchmark]: Toolchain (without parser) took 14458.62ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 112.8MB in the beginning and 153.3MB in the end (delta: -40.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:32:33,379 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 142.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:32:33,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.98ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 135.3MB in the end (delta: -23.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 15:32:33,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.50ms. Allocated memory is still 167.8MB. Free memory was 135.3MB in the beginning and 133.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:32:33,381 INFO L158 Benchmark]: Boogie Preprocessor took 33.06ms. Allocated memory is still 167.8MB. Free memory was 133.2MB in the beginning and 131.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:32:33,381 INFO L158 Benchmark]: RCFGBuilder took 321.88ms. Allocated memory is still 167.8MB. Free memory was 131.1MB in the beginning and 119.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 15:32:33,381 INFO L158 Benchmark]: BuchiAutomizer took 13804.12ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 118.5MB in the beginning and 153.3MB in the end (delta: -34.7MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2024-11-09 15:32:33,381 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 201.3MB. Free memory is still 153.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:32:33,382 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 142.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.98ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 135.3MB in the end (delta: -23.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.50ms. Allocated memory is still 167.8MB. Free memory was 135.3MB in the beginning and 133.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.06ms. Allocated memory is still 167.8MB. Free memory was 133.2MB in the beginning and 131.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 321.88ms. Allocated memory is still 167.8MB. Free memory was 131.1MB in the beginning and 119.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 13804.12ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 118.5MB in the beginning and 153.3MB in the end (delta: -34.7MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 201.3MB. Free memory is still 153.3MB. 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: ~#in~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (4 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 2 locations. 4 modules have a trivial ranking function, the largest among these consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.7s and 7 iterations. TraceHistogramMax:11. Analysis of lassos took 13.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 8 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 33 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 24 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU4 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital197 mio100 ax100 hnf100 lsp101 ukn64 mio100 lsp41 div131 bol100 ite100 ukn100 eq157 hnf93 smp77 dnf193 smp75 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 50ms VariablesStem: 4 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-09 15:32:33,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-11-09 15:32:33,614 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-09 15:32:33,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-11-09 15:32:34,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE