./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-15/cstrspn_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-15/cstrspn_reverse_alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5874eb83dea617c97f28746e1359ec67eb979d702b31dfbd0eb177fa26bd5d73 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 15:28:14,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 15:28:14,446 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-09 15:28:14,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 15:28:14,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 15:28:14,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 15:28:14,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 15:28:14,488 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 15:28:14,489 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 15:28:14,492 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 15:28:14,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 15:28:14,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 15:28:14,493 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 15:28:14,494 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-09 15:28:14,494 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-09 15:28:14,494 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-09 15:28:14,495 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-09 15:28:14,496 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-09 15:28:14,497 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-09 15:28:14,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 15:28:14,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-09 15:28:14,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 15:28:14,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 15:28:14,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-09 15:28:14,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-09 15:28:14,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-09 15:28:14,499 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 15:28:14,499 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 15:28:14,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 15:28:14,500 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-09 15:28:14,500 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 15:28:14,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 15:28:14,500 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 15:28:14,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 15:28:14,501 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 15:28:14,501 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-09 15:28:14,502 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5874eb83dea617c97f28746e1359ec67eb979d702b31dfbd0eb177fa26bd5d73 [2024-11-09 15:28:14,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 15:28:14,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 15:28:14,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 15:28:14,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 15:28:14,788 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 15:28:14,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrspn_reverse_alloca.i [2024-11-09 15:28:16,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 15:28:16,471 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 15:28:16,472 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-15/cstrspn_reverse_alloca.i [2024-11-09 15:28:16,487 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b0240cd0/96ed9015ab51411698a7103dac7907dc/FLAG705852517 [2024-11-09 15:28:16,835 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b0240cd0/96ed9015ab51411698a7103dac7907dc [2024-11-09 15:28:16,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 15:28:16,838 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 15:28:16,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 15:28:16,840 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 15:28:16,844 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 15:28:16,845 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:28:16" (1/1) ... [2024-11-09 15:28:16,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4272b7c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:16, skipping insertion in model container [2024-11-09 15:28:16,846 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:28:16" (1/1) ... [2024-11-09 15:28:16,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 15:28:17,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:28:17,302 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 15:28:17,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:28:17,388 INFO L204 MainTranslator]: Completed translation [2024-11-09 15:28:17,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17 WrapperNode [2024-11-09 15:28:17,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 15:28:17,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 15:28:17,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 15:28:17,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 15:28:17,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,435 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2024-11-09 15:28:17,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 15:28:17,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 15:28:17,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 15:28:17,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 15:28:17,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,452 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,466 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [4, 3]. 57 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2024-11-09 15:28:17,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,480 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 15:28:17,481 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 15:28:17,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 15:28:17,481 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 15:28:17,482 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (1/1) ... [2024-11-09 15:28:17,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:17,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:17,518 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 15:28:17,520 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 15:28:17,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 15:28:17,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 15:28:17,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 15:28:17,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 15:28:17,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 15:28:17,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 15:28:17,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 15:28:17,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 15:28:17,643 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 15:28:17,645 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 15:28:17,824 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-09 15:28:17,824 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 15:28:17,836 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 15:28:17,837 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 15:28:17,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:28:17 BoogieIcfgContainer [2024-11-09 15:28:17,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 15:28:17,838 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-09 15:28:17,838 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-09 15:28:17,842 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-09 15:28:17,845 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:28:17,845 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 03:28:16" (1/3) ... [2024-11-09 15:28:17,846 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@55be8516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:28:17, skipping insertion in model container [2024-11-09 15:28:17,847 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:28:17,847 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:28:17" (2/3) ... [2024-11-09 15:28:17,847 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@55be8516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:28:17, skipping insertion in model container [2024-11-09 15:28:17,847 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:28:17,848 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:28:17" (3/3) ... [2024-11-09 15:28:17,849 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrspn_reverse_alloca.i [2024-11-09 15:28:17,904 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-09 15:28:17,905 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-09 15:28:17,905 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-09 15:28:17,905 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-09 15:28:17,905 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-09 15:28:17,906 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-09 15:28:17,906 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-09 15:28:17,906 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-09 15:28:17,910 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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 15:28:17,926 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-09 15:28:17,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:28:17,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:28:17,931 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-09 15:28:17,931 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-09 15:28:17,931 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-09 15:28:17,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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 15:28:17,933 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-09 15:28:17,933 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:28:17,933 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:28:17,934 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-09 15:28:17,934 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-09 15:28:17,939 INFO L745 eck$LassoCheckResult]: Stem: 13#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 16#L382true assume !(main_~length1~0#1 < 1); 14#L382-2true assume !(main_~length2~0#1 < 1); 3#L385-1true call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem205#1, cstrspn_#t~mem206#1, cstrspn_#t~mem207#1, cstrspn_#t~mem208#1, cstrspn_#t~short209#1, cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset, cstrspn_#t~mem211#1, cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 8#L369-4true [2024-11-09 15:28:17,940 INFO L747 eck$LassoCheckResult]: Loop: 8#L369-4true call cstrspn_#t~mem205#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 15#L369-1true assume !!(0 != cstrspn_#t~mem205#1);havoc cstrspn_#t~mem205#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem206#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 5#L372-5true assume !true; 4#L372-6true call cstrspn_#t~mem211#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 19#L374true assume !(cstrspn_#t~mem211#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem211#1; 9#L369-3true cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset := cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset - 1;havoc cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset; 8#L369-4true [2024-11-09 15:28:17,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:17,946 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-11-09 15:28:17,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:17,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244109366] [2024-11-09 15:28:17,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:17,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:18,117 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:18,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:18,174 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:18,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:18,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1454917130, now seen corresponding path program 1 times [2024-11-09 15:28:18,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:18,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471428058] [2024-11-09 15:28:18,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:18,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:18,230 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 15:28:18,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:28:18,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471428058] [2024-11-09 15:28:18,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471428058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:28:18,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:28:18,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 15:28:18,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881425102] [2024-11-09 15:28:18,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:28:18,237 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-09 15:28:18,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:28:18,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 15:28:18,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 15:28:18,271 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:18,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:28:18,276 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-09 15:28:18,278 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2024-11-09 15:28:18,279 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-09 15:28:18,282 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 13 states and 17 transitions. [2024-11-09 15:28:18,284 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-09 15:28:18,284 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-09 15:28:18,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions. [2024-11-09 15:28:18,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:28:18,286 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2024-11-09 15:28:18,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions. [2024-11-09 15:28:18,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-09 15:28:18,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:18,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2024-11-09 15:28:18,312 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2024-11-09 15:28:18,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 15:28:18,316 INFO L425 stractBuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2024-11-09 15:28:18,317 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-09 15:28:18,317 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2024-11-09 15:28:18,317 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-09 15:28:18,317 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:28:18,318 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:28:18,318 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-09 15:28:18,318 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:28:18,318 INFO L745 eck$LassoCheckResult]: Stem: 55#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 50#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 51#L382 assume !(main_~length1~0#1 < 1); 56#L382-2 assume !(main_~length2~0#1 < 1); 44#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem205#1, cstrspn_#t~mem206#1, cstrspn_#t~mem207#1, cstrspn_#t~mem208#1, cstrspn_#t~short209#1, cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset, cstrspn_#t~mem211#1, cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 45#L369-4 [2024-11-09 15:28:18,319 INFO L747 eck$LassoCheckResult]: Loop: 45#L369-4 call cstrspn_#t~mem205#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 52#L369-1 assume !!(0 != cstrspn_#t~mem205#1);havoc cstrspn_#t~mem205#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem206#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 48#L372-5 call cstrspn_#t~mem207#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 49#L372-1 assume cstrspn_#t~short209#1;call cstrspn_#t~mem208#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := cstrspn_#t~mem208#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 54#L372-3 assume !cstrspn_#t~short209#1;havoc cstrspn_#t~mem207#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~short209#1; 46#L372-6 call cstrspn_#t~mem211#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 47#L374 assume !(cstrspn_#t~mem211#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem211#1; 53#L369-3 cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset := cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset - 1;havoc cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset; 45#L369-4 [2024-11-09 15:28:18,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:18,320 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2024-11-09 15:28:18,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:18,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78138213] [2024-11-09 15:28:18,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:18,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:18,386 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:18,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:18,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1927396657, now seen corresponding path program 1 times [2024-11-09 15:28:18,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:18,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979945291] [2024-11-09 15:28:18,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:18,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:18,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:18,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:18,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:18,416 INFO L85 PathProgramCache]: Analyzing trace with hash -102988426, now seen corresponding path program 1 times [2024-11-09 15:28:18,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:18,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841548690] [2024-11-09 15:28:18,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:18,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:18,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:18,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:19,437 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:28:19,439 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:28:19,439 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:28:19,439 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:28:19,440 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:28:19,440 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:19,440 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:28:19,440 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:28:19,440 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrspn_reverse_alloca.i_Iteration2_Lasso [2024-11-09 15:28:19,440 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:28:19,441 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:28:19,462 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,487 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,491 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,494 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,497 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,500 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:19,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:20,556 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:28:20,560 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:28:20,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,563 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 15:28:20,565 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 15:28:20,567 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 15:28:20,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,588 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:20,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,607 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 15:28:20,609 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 15:28:20,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:28:20,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,627 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:20,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,641 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 15:28:20,642 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 15:28:20,643 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 15:28:20,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,656 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:20,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,668 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 15:28:20,669 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 15:28:20,671 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 15:28:20,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,683 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,697 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 15:28:20,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,701 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 15:28:20,702 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 15:28:20,703 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 15:28:20,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,718 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,732 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 15:28:20,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,735 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 15:28:20,736 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 15:28:20,737 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 15:28:20,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,752 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:20,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,767 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 15:28:20,768 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 15:28:20,769 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 15:28:20,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,787 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-09 15:28:20,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,804 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 15:28:20,805 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 15:28:20,807 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 15:28:20,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,822 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-09 15:28:20,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,839 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 15:28:20,842 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 15:28:20,846 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 15:28:20,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,863 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,877 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 15:28:20,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,880 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 15:28:20,881 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 15:28:20,882 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 15:28:20,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,894 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:20,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,907 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 15:28:20,907 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 15:28:20,908 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 15:28:20,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:20,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,933 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 15:28:20,933 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 15:28:20,934 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 15:28:20,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,946 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,956 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 15:28:20,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,957 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 15:28:20,959 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 15:28:20,960 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 15:28:20,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:20,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:20,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:20,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:20,983 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 15:28:20,984 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 15:28:20,985 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 15:28:20,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:20,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:20,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:20,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:20,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:20,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:20,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:20,996 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:21,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,008 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 15:28:21,009 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 15:28:21,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:28:21,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:21,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:21,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:21,026 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:21,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,040 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 15:28:21,040 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 15:28:21,041 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 15:28:21,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:21,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:21,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:21,053 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,063 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 15:28:21,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,064 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 15:28:21,065 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 15:28:21,066 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 15:28:21,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:21,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:21,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:21,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:21,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,092 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 15:28:21,103 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 15:28:21,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:28:21,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:21,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:21,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:21,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,128 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 15:28:21,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,129 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 15:28:21,131 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 15:28:21,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:28:21,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,149 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:21,149 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:21,158 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,172 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 15:28:21,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,175 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 15:28:21,176 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 15:28:21,177 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 15:28:21,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:21,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:21,202 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:21,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,219 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 15:28:21,220 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 15:28:21,221 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 15:28:21,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:21,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:21,242 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-09 15:28:21,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,259 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 15:28:21,261 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 15:28:21,262 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 15:28:21,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,276 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:21,276 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:21,280 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:21,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,296 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:28:21,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-09 15:28:21,298 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 15:28:21,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,313 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:21,313 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:21,319 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,333 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-09 15:28:21,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,336 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:28:21,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-09 15:28:21,339 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 15:28:21,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:21,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:21,357 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-09 15:28:21,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,373 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:28:21,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-09 15:28:21,376 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 15:28:21,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:21,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,389 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-09 15:28:21,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,392 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-09 15:28:21,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:21,397 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:21,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-09 15:28:21,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,413 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 15:28:21,414 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 15:28:21,415 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 15:28:21,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:21,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:21,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:21,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:21,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:21,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:21,443 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:28:21,460 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-09 15:28:21,460 INFO L444 ModelExtractionUtils]: 9 out of 16 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-11-09 15:28:21,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:21,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:21,470 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 15:28:21,479 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:28:21,483 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 15:28:21,495 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:28:21,496 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:28:21,496 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrspn_~sc1~0#1.offset) = 2*ULTIMATE.start_cstrspn_~sc1~0#1.offset + 1 Supporting invariants [] [2024-11-09 15:28:21,511 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 15:28:21,545 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2024-11-09 15:28:21,553 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~sc1~0!offset [2024-11-09 15:28:21,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:21,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:28:21,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:21,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:28:21,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:21,687 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 15:28:21,690 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 15:28:21,692 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 15:28:21,733 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) Result 21 states and 28 transitions. Complement of second has 4 states. [2024-11-09 15:28:21,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:28:21,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 15:28:21,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2024-11-09 15:28:21,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 8 letters. [2024-11-09 15:28:21,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:21,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 13 letters. Loop has 8 letters. [2024-11-09 15:28:21,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:21,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 16 letters. [2024-11-09 15:28:21,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:21,739 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2024-11-09 15:28:21,740 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-09 15:28:21,741 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 18 states and 25 transitions. [2024-11-09 15:28:21,742 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-09 15:28:21,742 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-09 15:28:21,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2024-11-09 15:28:21,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:28:21,743 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2024-11-09 15:28:21,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2024-11-09 15:28:21,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2024-11-09 15:28:21,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 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 15:28:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2024-11-09 15:28:21,746 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2024-11-09 15:28:21,746 INFO L425 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2024-11-09 15:28:21,746 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-09 15:28:21,747 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2024-11-09 15:28:21,747 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-09 15:28:21,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:28:21,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:28:21,748 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:28:21,748 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:28:21,748 INFO L745 eck$LassoCheckResult]: Stem: 192#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 184#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 185#L382 assume !(main_~length1~0#1 < 1); 193#L382-2 assume !(main_~length2~0#1 < 1); 176#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem205#1, cstrspn_#t~mem206#1, cstrspn_#t~mem207#1, cstrspn_#t~mem208#1, cstrspn_#t~short209#1, cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset, cstrspn_#t~mem211#1, cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 177#L369-4 call cstrspn_#t~mem205#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 186#L369-1 assume !!(0 != cstrspn_#t~mem205#1);havoc cstrspn_#t~mem205#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem206#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 180#L372-5 [2024-11-09 15:28:21,749 INFO L747 eck$LassoCheckResult]: Loop: 180#L372-5 call cstrspn_#t~mem207#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 181#L372-1 assume cstrspn_#t~short209#1;call cstrspn_#t~mem208#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := cstrspn_#t~mem208#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 190#L372-3 assume !!cstrspn_#t~short209#1;havoc cstrspn_#t~mem207#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~short209#1;cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset := cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset - 1; 180#L372-5 [2024-11-09 15:28:21,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:21,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935595, now seen corresponding path program 1 times [2024-11-09 15:28:21,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:21,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831555535] [2024-11-09 15:28:21,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:21,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:21,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:21,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:21,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:21,833 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times [2024-11-09 15:28:21,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:21,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261546045] [2024-11-09 15:28:21,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:21,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:21,846 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:21,855 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:21,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:21,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1593218778, now seen corresponding path program 1 times [2024-11-09 15:28:21,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:21,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695449497] [2024-11-09 15:28:21,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:21,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:21,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:21,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:21,920 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:22,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:22,580 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:28:22,581 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:28:22,581 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:28:22,581 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:28:22,581 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:28:22,581 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:22,581 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:28:22,582 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:28:22,582 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrspn_reverse_alloca.i_Iteration3_Lasso [2024-11-09 15:28:22,582 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:28:22,582 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:28:22,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:22,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:23,586 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:28:23,586 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:28:23,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:23,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:23,590 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 15:28:23,592 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 15:28:23,592 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 15:28:23,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:23,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:23,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:23,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:23,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:23,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:23,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:23,607 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:23,617 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 15:28:23,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:23,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:23,618 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 15:28:23,619 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 15:28:23,620 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 15:28:23,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:23,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:23,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:23,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:23,635 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:23,635 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:23,643 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:23,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-09 15:28:23,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:23,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:23,656 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 15:28:23,657 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 15:28:23,657 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 15:28:23,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:23,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:23,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:23,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:23,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:23,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:23,684 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:28:23,713 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-11-09 15:28:23,713 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-09 15:28:23,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:23,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:23,715 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 15:28:23,716 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 15:28:23,717 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:28:23,731 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:28:23,732 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:28:23,732 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrspn_~s~0#1.offset, v_rep(select #length ULTIMATE.start_cstrspn_~s~0#1.base)_1) = 2*ULTIMATE.start_cstrspn_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_cstrspn_~s~0#1.base)_1 Supporting invariants [] [2024-11-09 15:28:23,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:23,771 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2024-11-09 15:28:23,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-09 15:28:23,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:28:23,773 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:28:23,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:23,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:28:23,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:23,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 15:28:23,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:23,856 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 15:28:23,857 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 15:28:23,857 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:23,883 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 46 transitions. Complement of second has 5 states. [2024-11-09 15:28:23,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:28:23,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:23,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2024-11-09 15:28:23,886 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 7 letters. Loop has 3 letters. [2024-11-09 15:28:23,886 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:23,886 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 10 letters. Loop has 3 letters. [2024-11-09 15:28:23,886 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:23,886 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 7 letters. Loop has 6 letters. [2024-11-09 15:28:23,886 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:23,887 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 46 transitions. [2024-11-09 15:28:23,887 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-09 15:28:23,888 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 25 states and 34 transitions. [2024-11-09 15:28:23,888 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-09 15:28:23,888 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-09 15:28:23,888 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 34 transitions. [2024-11-09 15:28:23,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:28:23,889 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 34 transitions. [2024-11-09 15:28:23,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 34 transitions. [2024-11-09 15:28:23,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2024-11-09 15:28:23,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 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 15:28:23,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2024-11-09 15:28:23,894 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2024-11-09 15:28:23,894 INFO L425 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2024-11-09 15:28:23,894 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-09 15:28:23,894 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2024-11-09 15:28:23,895 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-09 15:28:23,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:28:23,896 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:28:23,897 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:28:23,897 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:28:23,897 INFO L745 eck$LassoCheckResult]: Stem: 335#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 325#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 326#L382 assume !(main_~length1~0#1 < 1); 336#L382-2 assume !(main_~length2~0#1 < 1); 317#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem205#1, cstrspn_#t~mem206#1, cstrspn_#t~mem207#1, cstrspn_#t~mem208#1, cstrspn_#t~short209#1, cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset, cstrspn_#t~mem211#1, cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 318#L369-4 call cstrspn_#t~mem205#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 327#L369-1 assume !!(0 != cstrspn_#t~mem205#1);havoc cstrspn_#t~mem205#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem206#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 338#L372-5 call cstrspn_#t~mem207#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 333#L372-1 assume !cstrspn_#t~short209#1; 334#L372-3 assume !cstrspn_#t~short209#1;havoc cstrspn_#t~mem207#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~short209#1; 319#L372-6 call cstrspn_#t~mem211#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 320#L374 assume !(cstrspn_#t~mem211#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem211#1; 331#L369-3 cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset := cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset - 1;havoc cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset; 328#L369-4 call cstrspn_#t~mem205#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 329#L369-1 assume !!(0 != cstrspn_#t~mem205#1);havoc cstrspn_#t~mem205#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem206#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 321#L372-5 [2024-11-09 15:28:23,897 INFO L747 eck$LassoCheckResult]: Loop: 321#L372-5 call cstrspn_#t~mem207#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 322#L372-1 assume cstrspn_#t~short209#1;call cstrspn_#t~mem208#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := cstrspn_#t~mem208#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 332#L372-3 assume !!cstrspn_#t~short209#1;havoc cstrspn_#t~mem207#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~short209#1;cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset := cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset - 1; 321#L372-5 [2024-11-09 15:28:23,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:23,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1587378397, now seen corresponding path program 1 times [2024-11-09 15:28:23,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:23,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421015034] [2024-11-09 15:28:23,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:23,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:24,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:28:24,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:28:24,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421015034] [2024-11-09 15:28:24,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421015034] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:28:24,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:28:24,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 15:28:24,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292736720] [2024-11-09 15:28:24,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:28:24,050 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:28:24,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:24,050 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 2 times [2024-11-09 15:28:24,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:24,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065597636] [2024-11-09 15:28:24,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:24,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:24,056 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:24,061 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:24,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:28:24,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:28:24,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:28:24,190 INFO L87 Difference]: Start difference. First operand 24 states and 33 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:24,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:28:24,241 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2024-11-09 15:28:24,241 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2024-11-09 15:28:24,242 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-09 15:28:24,242 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 27 states and 35 transitions. [2024-11-09 15:28:24,243 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-09 15:28:24,243 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-09 15:28:24,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 35 transitions. [2024-11-09 15:28:24,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:28:24,243 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 35 transitions. [2024-11-09 15:28:24,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 35 transitions. [2024-11-09 15:28:24,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2024-11-09 15:28:24,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 states have internal predecessors, (33), 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 15:28:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 33 transitions. [2024-11-09 15:28:24,245 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 33 transitions. [2024-11-09 15:28:24,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:28:24,246 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2024-11-09 15:28:24,247 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-09 15:28:24,247 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 33 transitions. [2024-11-09 15:28:24,247 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-09 15:28:24,247 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:28:24,247 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:28:24,248 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:28:24,248 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:28:24,248 INFO L745 eck$LassoCheckResult]: Stem: 405#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 395#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 396#L382 assume !(main_~length1~0#1 < 1); 406#L382-2 assume !(main_~length2~0#1 < 1); 387#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem205#1, cstrspn_#t~mem206#1, cstrspn_#t~mem207#1, cstrspn_#t~mem208#1, cstrspn_#t~short209#1, cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset, cstrspn_#t~mem211#1, cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 388#L369-4 call cstrspn_#t~mem205#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 397#L369-1 assume !!(0 != cstrspn_#t~mem205#1);havoc cstrspn_#t~mem205#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem206#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 410#L372-5 call cstrspn_#t~mem207#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 409#L372-1 assume cstrspn_#t~short209#1;call cstrspn_#t~mem208#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := cstrspn_#t~mem208#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 408#L372-3 assume !cstrspn_#t~short209#1;havoc cstrspn_#t~mem207#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~short209#1; 389#L372-6 call cstrspn_#t~mem211#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 390#L374 assume !(cstrspn_#t~mem211#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem211#1; 401#L369-3 cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset := cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset - 1;havoc cstrspn_#t~post212#1.base, cstrspn_#t~post212#1.offset; 398#L369-4 call cstrspn_#t~mem205#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 399#L369-1 assume !!(0 != cstrspn_#t~mem205#1);havoc cstrspn_#t~mem205#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem206#1 := read~int#1(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 391#L372-5 [2024-11-09 15:28:24,248 INFO L747 eck$LassoCheckResult]: Loop: 391#L372-5 call cstrspn_#t~mem207#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 392#L372-1 assume cstrspn_#t~short209#1;call cstrspn_#t~mem208#1 := read~int#0(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := cstrspn_#t~mem208#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 402#L372-3 assume !!cstrspn_#t~short209#1;havoc cstrspn_#t~mem207#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~short209#1;cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset := cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_#t~post210#1.base, cstrspn_#t~post210#1.offset - 1; 391#L372-5 [2024-11-09 15:28:24,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:24,248 INFO L85 PathProgramCache]: Analyzing trace with hash -187628965, now seen corresponding path program 2 times [2024-11-09 15:28:24,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:24,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199932875] [2024-11-09 15:28:24,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:24,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:24,266 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:24,280 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:24,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:24,281 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 3 times [2024-11-09 15:28:24,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:24,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773535549] [2024-11-09 15:28:24,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:24,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:24,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:24,292 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:24,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:24,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1902015318, now seen corresponding path program 1 times [2024-11-09 15:28:24,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:28:24,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593194983] [2024-11-09 15:28:24,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:28:24,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:28:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:24,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:28:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:28:24,357 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:28:24,602 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 15:28:25,282 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:28:25,282 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:28:25,282 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:28:25,283 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:28:25,283 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:28:25,283 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:25,283 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:28:25,283 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:28:25,283 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrspn_reverse_alloca.i_Iteration5_Lasso [2024-11-09 15:28:25,283 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:28:25,283 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:28:25,285 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,292 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,785 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:25,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:28:26,631 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:28:26,631 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:28:26,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:26,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:26,633 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 15:28:26,635 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 15:28:26,635 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 15:28:26,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:26,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:26,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:26,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:26,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:26,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:26,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:26,646 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:26,657 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-09 15:28:26,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:26,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:26,658 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 15:28:26,659 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 15:28:26,659 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 15:28:26,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:26,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:26,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:26,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:26,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:26,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:26,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:26,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:26,681 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 15:28:26,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:26,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:26,683 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 15:28:26,684 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 15:28:26,684 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 15:28:26,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:26,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:26,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:26,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:26,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:26,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:26,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:26,697 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:26,709 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 15:28:26,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:26,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:26,710 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 15:28:26,711 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 15:28:26,711 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 15:28:26,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:26,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:28:26,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:26,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:26,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:26,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:28:26,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:28:26,724 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:26,733 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-09 15:28:26,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:26,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:26,735 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 15:28:26,736 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 15:28:26,737 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 15:28:26,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:26,747 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2024-11-09 15:28:26,747 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2024-11-09 15:28:26,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:26,834 INFO L401 nArgumentSynthesizer]: We have 132 Motzkin's Theorem applications. [2024-11-09 15:28:26,834 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2024-11-09 15:28:26,986 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:28:27,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-09 15:28:27,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:27,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:27,005 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 15:28:27,006 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 15:28:27,007 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 15:28:27,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:28:27,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:28:27,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:28:27,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:28:27,025 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:28:27,025 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:28:27,035 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:28:27,054 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-09 15:28:27,054 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-11-09 15:28:27,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:28:27,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:28:27,056 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 15:28:27,057 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 15:28:27,058 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:28:27,072 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:28:27,072 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:28:27,072 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrspn_~s~0#1.offset) = 2*ULTIMATE.start_cstrspn_~s~0#1.offset + 1 Supporting invariants [] [2024-11-09 15:28:27,087 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 15:28:27,140 INFO L156 tatePredicateManager]: 17 out of 17 supporting invariants were superfluous and have been removed [2024-11-09 15:28:27,141 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-09 15:28:27,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:27,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:28:27,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:27,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 15:28:27,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:27,257 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 15:28:27,257 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 15:28:27,258 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:27,270 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 15:28:27,281 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 40 transitions. Complement of second has 5 states. [2024-11-09 15:28:27,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:28:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2024-11-09 15:28:27,284 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 15 letters. Loop has 3 letters. [2024-11-09 15:28:27,285 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:27,285 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-09 15:28:27,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:27,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:28:27,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:27,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 15:28:27,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:27,372 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 15:28:27,372 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:28:27,373 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:27,394 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 40 transitions. Complement of second has 5 states. [2024-11-09 15:28:27,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:28:27,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2024-11-09 15:28:27,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 15 letters. Loop has 3 letters. [2024-11-09 15:28:27,396 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:27,396 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-09 15:28:27,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:28:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:27,435 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:28:27,436 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:28:27,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 15:28:27,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:28:27,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:28:27,492 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:28:27,492 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:27,516 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 48 transitions. Complement of second has 4 states. [2024-11-09 15:28:27,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:28:27,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:28:27,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 23 transitions. [2024-11-09 15:28:27,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 15 letters. Loop has 3 letters. [2024-11-09 15:28:27,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:27,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 18 letters. Loop has 3 letters. [2024-11-09 15:28:27,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:27,522 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 15 letters. Loop has 6 letters. [2024-11-09 15:28:27,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:28:27,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 48 transitions. [2024-11-09 15:28:27,523 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:28:27,523 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 0 states and 0 transitions. [2024-11-09 15:28:27,524 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-09 15:28:27,524 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-09 15:28:27,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-09 15:28:27,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:28:27,524 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:28:27,524 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:28:27,524 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:28:27,524 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-09 15:28:27,524 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-09 15:28:27,524 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:28:27,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-09 15:28:27,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 03:28:27 BoogieIcfgContainer [2024-11-09 15:28:27,533 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-09 15:28:27,534 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 15:28:27,534 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 15:28:27,534 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 15:28:27,535 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:28:17" (3/4) ... [2024-11-09 15:28:27,537 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 15:28:27,538 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 15:28:27,538 INFO L158 Benchmark]: Toolchain (without parser) took 10700.40ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 102.9MB in the beginning and 133.3MB in the end (delta: -30.4MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2024-11-09 15:28:27,539 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 96.5MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 91.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:28:27,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.27ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 123.4MB in the end (delta: -20.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 15:28:27,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.04ms. Allocated memory is still 159.4MB. Free memory was 122.6MB in the beginning and 121.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:28:27,539 INFO L158 Benchmark]: Boogie Preprocessor took 42.85ms. Allocated memory is still 159.4MB. Free memory was 121.3MB in the beginning and 118.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:28:27,540 INFO L158 Benchmark]: RCFGBuilder took 356.45ms. Allocated memory is still 159.4MB. Free memory was 118.4MB in the beginning and 104.5MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 15:28:27,540 INFO L158 Benchmark]: BuchiAutomizer took 9695.04ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 104.5MB in the beginning and 134.3MB in the end (delta: -29.8MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2024-11-09 15:28:27,540 INFO L158 Benchmark]: Witness Printer took 3.93ms. Allocated memory is still 192.9MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:28:27,542 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 96.5MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 91.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.27ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 123.4MB in the end (delta: -20.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.04ms. Allocated memory is still 159.4MB. Free memory was 122.6MB in the beginning and 121.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.85ms. Allocated memory is still 159.4MB. Free memory was 121.3MB in the beginning and 118.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 356.45ms. Allocated memory is still 159.4MB. Free memory was 118.4MB in the beginning and 104.5MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 9695.04ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 104.5MB in the beginning and 134.3MB in the end (delta: -29.8MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Witness Printer took 3.93ms. Allocated memory is still 192.9MB. Free memory is still 133.3MB. 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: ~sc1~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset - 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: ~s~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 3 locations. One nondeterministic module has affine ranking function null and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.6s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 8.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 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, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 89 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 84 mSDsluCounter, 155 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 71 IncrementalHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 103 mSDtfsCounter, 71 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital231 mio100 ax100 hnf100 lsp113 ukn71 mio100 lsp26 div193 bol100 ite100 ukn100 eq157 hnf94 smp66 dnf749 smp25 tf100 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 251ms VariablesStem: 7 VariablesLoop: 4 DisjunctsStem: 4 DisjunctsLoop: 6 SupportingInvariants: 12 MotzkinApplications: 132 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 15:28:27,568 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