./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 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../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-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-23 02:13:56,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 02:13:56,985 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-23 02:13:56,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 02:13:56,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 02:13:57,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 02:13:57,004 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 02:13:57,004 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 02:13:57,005 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 02:13:57,005 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 02:13:57,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 02:13:57,006 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 02:13:57,006 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 02:13:57,006 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-23 02:13:57,006 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-23 02:13:57,007 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-23 02:13:57,007 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-23 02:13:57,007 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-23 02:13:57,007 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-23 02:13:57,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 02:13:57,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-23 02:13:57,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 02:13:57,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 02:13:57,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-23 02:13:57,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-23 02:13:57,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-23 02:13:57,011 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-23 02:13:57,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 02:13:57,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 02:13:57,012 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-23 02:13:57,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 02:13:57,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 02:13:57,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 02:13:57,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 02:13:57,013 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 02:13:57,013 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-23 02:13:57,013 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5874eb83dea617c97f28746e1359ec67eb979d702b31dfbd0eb177fa26bd5d73 [2024-11-23 02:13:57,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 02:13:57,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 02:13:57,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 02:13:57,224 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 02:13:57,225 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 02:13:57,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrspn_reverse_alloca.i [2024-11-23 02:13:58,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-23 02:13:58,918 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 02:13:58,918 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-15/cstrspn_reverse_alloca.i [2024-11-23 02:13:58,931 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd6cfe791/30b46ca661ef4a0e8df9614492bccd83/FLAG858d0d1ab [2024-11-23 02:13:59,298 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd6cfe791/30b46ca661ef4a0e8df9614492bccd83 [2024-11-23 02:13:59,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 02:13:59,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 02:13:59,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 02:13:59,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 02:13:59,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 02:13:59,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@481d633e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59, skipping insertion in model container [2024-11-23 02:13:59,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,370 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 02:13:59,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 02:13:59,810 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 02:13:59,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 02:13:59,888 INFO L204 MainTranslator]: Completed translation [2024-11-23 02:13:59,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59 WrapperNode [2024-11-23 02:13:59,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 02:13:59,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 02:13:59,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 02:13:59,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 02:13:59,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,926 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2024-11-23 02:13:59,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 02:13:59,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 02:13:59,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 02:13:59,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 02:13:59,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,939 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,963 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [3, 4]. 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]. [2024-11-23 02:13:59,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,963 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,975 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,979 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 02:13:59,982 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 02:13:59,982 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 02:13:59,982 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 02:13:59,983 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (1/1) ... [2024-11-23 02:13:59,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:00,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:00,040 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) [2024-11-23 02:14:00,042 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 [2024-11-23 02:14:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 02:14:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 02:14:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 02:14:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 02:14:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 02:14:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 02:14:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 02:14:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 02:14:00,132 INFO L238 CfgBuilder]: Building ICFG [2024-11-23 02:14:00,134 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 02:14:00,256 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-23 02:14:00,257 INFO L287 CfgBuilder]: Performing block encoding [2024-11-23 02:14:00,265 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 02:14:00,265 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 02:14:00,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:14:00 BoogieIcfgContainer [2024-11-23 02:14:00,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 02:14:00,266 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-23 02:14:00,266 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-23 02:14:00,269 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-23 02:14:00,270 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 02:14:00,270 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 02:13:59" (1/3) ... [2024-11-23 02:14:00,271 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20365849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 02:14:00, skipping insertion in model container [2024-11-23 02:14:00,271 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 02:14:00,271 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:13:59" (2/3) ... [2024-11-23 02:14:00,271 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20365849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 02:14:00, skipping insertion in model container [2024-11-23 02:14:00,271 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 02:14:00,271 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:14:00" (3/3) ... [2024-11-23 02:14:00,272 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrspn_reverse_alloca.i [2024-11-23 02:14:00,309 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-23 02:14:00,309 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-23 02:14:00,309 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-23 02:14:00,309 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-23 02:14:00,309 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-23 02:14:00,309 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-23 02:14:00,310 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-23 02:14:00,310 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-23 02:14:00,313 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) [2024-11-23 02:14:00,324 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-23 02:14:00,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 02:14:00,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 02:14:00,328 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-23 02:14:00,328 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-23 02:14:00,329 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-23 02:14:00,329 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) [2024-11-23 02:14:00,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-23 02:14:00,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 02:14:00,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 02:14:00,330 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-23 02:14:00,330 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-23 02:14:00,336 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#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#1(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 [2024-11-23 02:14:00,336 INFO L747 eck$LassoCheckResult]: Loop: 8#L369-4true call cstrspn_#t~mem205#1 := read~int#0(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#0(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#1(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 [2024-11-23 02:14:00,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:00,340 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-11-23 02:14:00,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:00,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035608600] [2024-11-23 02:14:00,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:00,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:00,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:00,521 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:00,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:00,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1454917130, now seen corresponding path program 1 times [2024-11-23 02:14:00,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:00,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107102091] [2024-11-23 02:14:00,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:00,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:00,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 02:14:00,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 02:14:00,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107102091] [2024-11-23 02:14:00,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107102091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 02:14:00,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 02:14:00,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 02:14:00,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132680729] [2024-11-23 02:14:00,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 02:14:00,571 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-23 02:14:00,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 02:14:00,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 02:14:00,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 02:14:00,599 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) [2024-11-23 02:14:00,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 02:14:00,605 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-23 02:14:00,622 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2024-11-23 02:14:00,623 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-23 02:14:00,630 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 13 states and 17 transitions. [2024-11-23 02:14:00,631 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-23 02:14:00,631 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-23 02:14:00,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions. [2024-11-23 02:14:00,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 02:14:00,631 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2024-11-23 02:14:00,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions. [2024-11-23 02:14:00,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-23 02:14:00,688 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) [2024-11-23 02:14:00,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2024-11-23 02:14:00,690 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2024-11-23 02:14:00,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 02:14:00,695 INFO L425 stractBuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2024-11-23 02:14:00,695 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-23 02:14:00,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2024-11-23 02:14:00,696 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-23 02:14:00,697 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 02:14:00,697 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 02:14:00,697 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-23 02:14:00,697 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 02:14:00,698 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#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#1(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 [2024-11-23 02:14:00,698 INFO L747 eck$LassoCheckResult]: Loop: 45#L369-4 call cstrspn_#t~mem205#1 := read~int#0(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#0(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#1(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#1(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#1(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 [2024-11-23 02:14:00,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:00,699 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2024-11-23 02:14:00,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:00,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866479922] [2024-11-23 02:14:00,700 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-23 02:14:00,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:00,740 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-23 02:14:00,740 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-23 02:14:00,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:00,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:00,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:00,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1927396657, now seen corresponding path program 1 times [2024-11-23 02:14:00,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:00,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709859561] [2024-11-23 02:14:00,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:00,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:00,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:00,804 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:00,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:00,805 INFO L85 PathProgramCache]: Analyzing trace with hash -102988426, now seen corresponding path program 1 times [2024-11-23 02:14:00,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:00,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587909713] [2024-11-23 02:14:00,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:00,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:00,846 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:00,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:00,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:01,558 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 02:14:01,559 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 02:14:01,559 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 02:14:01,560 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 02:14:01,560 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 02:14:01,560 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:01,560 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 02:14:01,560 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 02:14:01,560 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrspn_reverse_alloca.i_Iteration2_Lasso [2024-11-23 02:14:01,561 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 02:14:01,561 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 02:14:01,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:01,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:02,418 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 02:14:02,423 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 02:14:02,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,429 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) [2024-11-23 02:14:02,432 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 [2024-11-23 02:14:02,433 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 [2024-11-23 02:14:02,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,450 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,460 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 [2024-11-23 02:14:02,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,465 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) [2024-11-23 02:14:02,466 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 [2024-11-23 02:14:02,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:02,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,481 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-23 02:14:02,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,494 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) [2024-11-23 02:14:02,498 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 [2024-11-23 02:14:02,499 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 [2024-11-23 02:14:02,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,516 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-23 02:14:02,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,524 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) [2024-11-23 02:14:02,525 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 [2024-11-23 02:14:02,526 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 [2024-11-23 02:14:02,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,539 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,548 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 [2024-11-23 02:14:02,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,550 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) [2024-11-23 02:14:02,568 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 [2024-11-23 02:14:02,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:02,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,586 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:02,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,599 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) [2024-11-23 02:14:02,607 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 [2024-11-23 02:14:02,609 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 [2024-11-23 02:14:02,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,628 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 [2024-11-23 02:14:02,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,633 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) [2024-11-23 02:14:02,636 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 [2024-11-23 02:14:02,637 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 [2024-11-23 02:14:02,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:02,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,662 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) [2024-11-23 02:14:02,664 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 [2024-11-23 02:14:02,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:02,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,680 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,686 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 [2024-11-23 02:14:02,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,688 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) [2024-11-23 02:14:02,693 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 [2024-11-23 02:14:02,694 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 [2024-11-23 02:14:02,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:02,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,720 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) [2024-11-23 02:14:02,722 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 [2024-11-23 02:14:02,723 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 [2024-11-23 02:14:02,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:02,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,736 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,742 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 [2024-11-23 02:14:02,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,743 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) [2024-11-23 02:14:02,745 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 [2024-11-23 02:14:02,746 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 [2024-11-23 02:14:02,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,761 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:02,761 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:02,768 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-23 02:14:02,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,776 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) [2024-11-23 02:14:02,778 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 [2024-11-23 02:14:02,779 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 [2024-11-23 02:14:02,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:02,792 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:02,798 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:02,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,808 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) [2024-11-23 02:14:02,809 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 [2024-11-23 02:14:02,810 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 [2024-11-23 02:14:02,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:02,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,821 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-23 02:14:02,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,823 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-23 02:14:02,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:02,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,832 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 [2024-11-23 02:14:02,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,834 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) [2024-11-23 02:14:02,836 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 [2024-11-23 02:14:02,836 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 [2024-11-23 02:14:02,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:02,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:02,854 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-23 02:14:02,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,866 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) [2024-11-23 02:14:02,868 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 [2024-11-23 02:14:02,869 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 [2024-11-23 02:14:02,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:02,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:02,885 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,890 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 [2024-11-23 02:14:02,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,895 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) [2024-11-23 02:14:02,903 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 [2024-11-23 02:14:02,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:02,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:02,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:02,919 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:02,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,931 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) [2024-11-23 02:14:02,933 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 [2024-11-23 02:14:02,933 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 [2024-11-23 02:14:02,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:02,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:02,947 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:02,953 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 [2024-11-23 02:14:02,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:02,955 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) [2024-11-23 02:14:02,957 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 [2024-11-23 02:14:02,958 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 [2024-11-23 02:14:02,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:02,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:02,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:02,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:02,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:02,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:02,982 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 02:14:02,994 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-23 02:14:02,994 INFO L444 ModelExtractionUtils]: 9 out of 16 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-11-23 02:14:02,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:02,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:03,001 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) [2024-11-23 02:14:03,016 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 [2024-11-23 02:14:03,017 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 02:14:03,033 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 02:14:03,033 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 02:14:03,034 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 [] [2024-11-23 02:14:03,041 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 [2024-11-23 02:14:03,067 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2024-11-23 02:14:03,073 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~sc1~0!offset [2024-11-23 02:14:03,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:03,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 02:14:03,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:03,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 02:14:03,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:03,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 02:14:03,172 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 [2024-11-23 02:14:03,173 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) [2024-11-23 02:14:03,202 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. [2024-11-23 02:14:03,202 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 [2024-11-23 02:14:03,203 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) [2024-11-23 02:14:03,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2024-11-23 02:14:03,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 8 letters. [2024-11-23 02:14:03,205 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:03,205 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 13 letters. Loop has 8 letters. [2024-11-23 02:14:03,205 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:03,205 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 16 letters. [2024-11-23 02:14:03,206 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:03,206 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2024-11-23 02:14:03,206 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 02:14:03,207 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 18 states and 25 transitions. [2024-11-23 02:14:03,207 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-23 02:14:03,207 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-23 02:14:03,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2024-11-23 02:14:03,207 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 02:14:03,207 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2024-11-23 02:14:03,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2024-11-23 02:14:03,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2024-11-23 02:14:03,208 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) [2024-11-23 02:14:03,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2024-11-23 02:14:03,209 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2024-11-23 02:14:03,209 INFO L425 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2024-11-23 02:14:03,209 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-23 02:14:03,209 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2024-11-23 02:14:03,209 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 02:14:03,209 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 02:14:03,210 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 02:14:03,210 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-23 02:14:03,210 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-23 02:14:03,210 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#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#1(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#0(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#0(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 [2024-11-23 02:14:03,210 INFO L747 eck$LassoCheckResult]: Loop: 180#L372-5 call cstrspn_#t~mem207#1 := read~int#1(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#1(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 [2024-11-23 02:14:03,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:03,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935595, now seen corresponding path program 1 times [2024-11-23 02:14:03,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:03,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720662037] [2024-11-23 02:14:03,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:03,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:03,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:03,245 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:03,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:03,246 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times [2024-11-23 02:14:03,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:03,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099289347] [2024-11-23 02:14:03,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:03,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:03,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:03,254 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:03,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:03,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1593218778, now seen corresponding path program 1 times [2024-11-23 02:14:03,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:03,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029950186] [2024-11-23 02:14:03,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:03,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:03,276 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:03,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:03,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:03,778 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 02:14:03,778 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 02:14:03,778 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 02:14:03,778 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 02:14:03,778 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 02:14:03,779 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:03,779 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 02:14:03,779 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 02:14:03,779 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrspn_reverse_alloca.i_Iteration3_Lasso [2024-11-23 02:14:03,779 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 02:14:03,779 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 02:14:03,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:03,796 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:03,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:03,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:03,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:03,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:03,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:03,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:03,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,125 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:04,578 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 02:14:04,578 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 02:14:04,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,580 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) [2024-11-23 02:14:04,581 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 [2024-11-23 02:14:04,583 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 [2024-11-23 02:14:04,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:04,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:04,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:04,595 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-23 02:14:04,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,602 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) [2024-11-23 02:14:04,605 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 [2024-11-23 02:14:04,605 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 [2024-11-23 02:14:04,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:04,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:04,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:04,617 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:04,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,625 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) [2024-11-23 02:14:04,626 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 [2024-11-23 02:14:04,627 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 [2024-11-23 02:14:04,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:04,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:04,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:04,638 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,644 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 [2024-11-23 02:14:04,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,646 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) [2024-11-23 02:14:04,647 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 [2024-11-23 02:14:04,647 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 [2024-11-23 02:14:04,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:04,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:04,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:04,659 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,665 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:04,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,667 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) [2024-11-23 02:14:04,669 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 [2024-11-23 02:14:04,670 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 [2024-11-23 02:14:04,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:04,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:04,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:04,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:04,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,688 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) [2024-11-23 02:14:04,689 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 [2024-11-23 02:14:04,691 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 [2024-11-23 02:14:04,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:04,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:04,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:04,703 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,718 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 [2024-11-23 02:14:04,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,724 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) [2024-11-23 02:14:04,724 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 [2024-11-23 02:14:04,727 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 [2024-11-23 02:14:04,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:04,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:04,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:04,739 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,748 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 [2024-11-23 02:14:04,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,750 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) [2024-11-23 02:14:04,752 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 [2024-11-23 02:14:04,753 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 [2024-11-23 02:14:04,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:04,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:04,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:04,765 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,770 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 [2024-11-23 02:14:04,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,773 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) [2024-11-23 02:14:04,774 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 [2024-11-23 02:14:04,775 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 [2024-11-23 02:14:04,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,790 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:04,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:04,796 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:04,802 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 [2024-11-23 02:14:04,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,805 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) [2024-11-23 02:14:04,806 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 [2024-11-23 02:14:04,807 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 [2024-11-23 02:14:04,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:04,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:04,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:04,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:04,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:04,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:04,827 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 02:14:04,844 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-23 02:14:04,845 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-23 02:14:04,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:04,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:04,847 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) [2024-11-23 02:14:04,848 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 [2024-11-23 02:14:04,848 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 02:14:04,859 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 02:14:04,860 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 02:14:04,860 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrspn_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_2) = 2*ULTIMATE.start_cstrspn_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_2 Supporting invariants [] [2024-11-23 02:14:04,866 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 [2024-11-23 02:14:04,906 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2024-11-23 02:14:04,908 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-23 02:14:04,908 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-23 02:14:04,908 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-23 02:14:04,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:04,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-23 02:14:04,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:05,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 02:14:05,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:05,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 02:14:05,064 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-23 02:14:05,064 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 02:14:05,125 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 46 transitions. Complement of second has 6 states. [2024-11-23 02:14:05,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-23 02:14:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 02:14:05,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2024-11-23 02:14:05,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 7 letters. Loop has 3 letters. [2024-11-23 02:14:05,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:05,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 10 letters. Loop has 3 letters. [2024-11-23 02:14:05,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:05,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 7 letters. Loop has 6 letters. [2024-11-23 02:14:05,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:05,131 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 46 transitions. [2024-11-23 02:14:05,132 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 02:14:05,132 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 25 states and 34 transitions. [2024-11-23 02:14:05,132 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-23 02:14:05,132 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-23 02:14:05,132 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 34 transitions. [2024-11-23 02:14:05,133 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 02:14:05,133 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 34 transitions. [2024-11-23 02:14:05,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 34 transitions. [2024-11-23 02:14:05,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2024-11-23 02:14:05,139 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) [2024-11-23 02:14:05,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2024-11-23 02:14:05,140 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2024-11-23 02:14:05,140 INFO L425 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2024-11-23 02:14:05,140 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-23 02:14:05,140 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2024-11-23 02:14:05,142 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 02:14:05,142 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 02:14:05,143 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 02:14:05,146 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 02:14:05,147 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-23 02:14:05,147 INFO L745 eck$LassoCheckResult]: Stem: 343#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 333#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; 334#L382 assume !(main_~length1~0#1 < 1); 344#L382-2 assume !(main_~length2~0#1 < 1); 325#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#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#1(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; 326#L369-4 call cstrspn_#t~mem205#1 := read~int#0(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 335#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#0(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 346#L372-5 call cstrspn_#t~mem207#1 := read~int#1(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 341#L372-1 assume !cstrspn_#t~short209#1; 342#L372-3 assume !cstrspn_#t~short209#1;havoc cstrspn_#t~mem207#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~short209#1; 327#L372-6 call cstrspn_#t~mem211#1 := read~int#1(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 328#L374 assume !(cstrspn_#t~mem211#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem211#1; 339#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; 336#L369-4 call cstrspn_#t~mem205#1 := read~int#0(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 337#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#0(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 329#L372-5 [2024-11-23 02:14:05,147 INFO L747 eck$LassoCheckResult]: Loop: 329#L372-5 call cstrspn_#t~mem207#1 := read~int#1(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 330#L372-1 assume cstrspn_#t~short209#1;call cstrspn_#t~mem208#1 := read~int#1(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); 340#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; 329#L372-5 [2024-11-23 02:14:05,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:05,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1587378397, now seen corresponding path program 1 times [2024-11-23 02:14:05,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:05,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387092314] [2024-11-23 02:14:05,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:05,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:05,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 02:14:05,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 02:14:05,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387092314] [2024-11-23 02:14:05,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387092314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 02:14:05,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 02:14:05,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-23 02:14:05,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062475121] [2024-11-23 02:14:05,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 02:14:05,299 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-23 02:14:05,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:05,299 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 2 times [2024-11-23 02:14:05,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:05,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93683541] [2024-11-23 02:14:05,299 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-23 02:14:05,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:05,303 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-23 02:14:05,304 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-23 02:14:05,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:05,307 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:05,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 02:14:05,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 02:14:05,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-23 02:14:05,422 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) [2024-11-23 02:14:05,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 02:14:05,513 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2024-11-23 02:14:05,514 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2024-11-23 02:14:05,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-23 02:14:05,515 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 27 states and 35 transitions. [2024-11-23 02:14:05,515 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-23 02:14:05,515 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-23 02:14:05,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 35 transitions. [2024-11-23 02:14:05,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 02:14:05,515 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 35 transitions. [2024-11-23 02:14:05,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 35 transitions. [2024-11-23 02:14:05,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2024-11-23 02:14:05,516 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) [2024-11-23 02:14:05,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 33 transitions. [2024-11-23 02:14:05,517 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 33 transitions. [2024-11-23 02:14:05,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 02:14:05,521 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2024-11-23 02:14:05,521 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-23 02:14:05,521 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 33 transitions. [2024-11-23 02:14:05,522 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 02:14:05,522 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 02:14:05,522 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 02:14:05,523 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 02:14:05,523 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-23 02:14:05,523 INFO L745 eck$LassoCheckResult]: Stem: 413#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 403#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; 404#L382 assume !(main_~length1~0#1 < 1); 414#L382-2 assume !(main_~length2~0#1 < 1); 395#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#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#1(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; 396#L369-4 call cstrspn_#t~mem205#1 := read~int#0(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 405#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#0(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 418#L372-5 call cstrspn_#t~mem207#1 := read~int#1(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 417#L372-1 assume cstrspn_#t~short209#1;call cstrspn_#t~mem208#1 := read~int#1(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); 416#L372-3 assume !cstrspn_#t~short209#1;havoc cstrspn_#t~mem207#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~short209#1; 397#L372-6 call cstrspn_#t~mem211#1 := read~int#1(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 398#L374 assume !(cstrspn_#t~mem211#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem211#1; 409#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; 406#L369-4 call cstrspn_#t~mem205#1 := read~int#0(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 407#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#0(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem206#1;havoc cstrspn_#t~mem206#1; 399#L372-5 [2024-11-23 02:14:05,523 INFO L747 eck$LassoCheckResult]: Loop: 399#L372-5 call cstrspn_#t~mem207#1 := read~int#1(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short209#1 := 0 != cstrspn_#t~mem207#1; 400#L372-1 assume cstrspn_#t~short209#1;call cstrspn_#t~mem208#1 := read~int#1(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); 410#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; 399#L372-5 [2024-11-23 02:14:05,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:05,527 INFO L85 PathProgramCache]: Analyzing trace with hash -187628965, now seen corresponding path program 2 times [2024-11-23 02:14:05,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:05,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363945279] [2024-11-23 02:14:05,527 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-23 02:14:05,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:05,591 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-23 02:14:05,591 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-23 02:14:05,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:05,614 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:05,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:05,618 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 3 times [2024-11-23 02:14:05,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:05,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164563578] [2024-11-23 02:14:05,618 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-23 02:14:05,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:05,624 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-23 02:14:05,627 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-23 02:14:05,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:05,632 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:05,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:05,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1902015318, now seen corresponding path program 1 times [2024-11-23 02:14:05,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:14:05,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771713736] [2024-11-23 02:14:05,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:14:05,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:14:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:05,694 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:14:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:14:05,706 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:14:05,813 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 [2024-11-23 02:14:06,508 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 02:14:06,508 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 02:14:06,509 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 02:14:06,509 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 02:14:06,509 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 02:14:06,509 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:06,509 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 02:14:06,509 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 02:14:06,509 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrspn_reverse_alloca.i_Iteration5_Lasso [2024-11-23 02:14:06,509 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 02:14:06,509 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 02:14:06,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:06,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:14:07,704 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 02:14:07,704 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 02:14:07,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,706 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) [2024-11-23 02:14:07,708 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 [2024-11-23 02:14:07,708 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 [2024-11-23 02:14:07,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,722 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,728 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 [2024-11-23 02:14:07,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,729 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) [2024-11-23 02:14:07,730 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 [2024-11-23 02:14:07,733 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 [2024-11-23 02:14:07,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,745 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:07,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,752 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) [2024-11-23 02:14:07,753 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 [2024-11-23 02:14:07,753 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 [2024-11-23 02:14:07,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,766 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,771 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 [2024-11-23 02:14:07,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,773 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) [2024-11-23 02:14:07,774 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 [2024-11-23 02:14:07,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:07,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,790 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,799 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 [2024-11-23 02:14:07,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,801 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) [2024-11-23 02:14:07,802 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 [2024-11-23 02:14:07,803 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 [2024-11-23 02:14:07,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,814 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,820 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 [2024-11-23 02:14:07,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,822 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) [2024-11-23 02:14:07,823 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 [2024-11-23 02:14:07,824 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 [2024-11-23 02:14:07,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,835 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,841 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 [2024-11-23 02:14:07,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,843 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) [2024-11-23 02:14:07,844 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 [2024-11-23 02:14:07,844 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 [2024-11-23 02:14:07,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,868 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 [2024-11-23 02:14:07,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,869 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) [2024-11-23 02:14:07,870 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 [2024-11-23 02:14:07,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:07,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,888 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 [2024-11-23 02:14:07,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,891 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:07,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-23 02:14:07,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:07,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,914 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:07,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,925 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:07,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-23 02:14:07,927 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 [2024-11-23 02:14:07,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,938 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:07,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,949 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:07,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-23 02:14:07,952 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 [2024-11-23 02:14:07,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,964 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-23 02:14:07,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,971 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:07,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-23 02:14:07,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:07,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:07,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:07,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:07,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:07,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:07,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:07,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:07,984 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:07,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:07,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:07,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:07,997 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:07,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-23 02:14:07,999 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 [2024-11-23 02:14:08,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:08,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:08,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:08,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:08,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:08,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:08,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:08,011 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:08,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:08,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:08,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:08,019 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:08,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-23 02:14:08,020 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 [2024-11-23 02:14:08,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:08,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:08,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:08,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:08,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:08,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:08,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:08,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:08,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:08,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:08,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:08,041 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:08,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-23 02:14:08,043 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 [2024-11-23 02:14:08,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:08,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:08,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:08,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:08,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:08,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:08,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:08,059 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:08,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:08,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:08,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:08,069 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:08,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-23 02:14:08,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:14:08,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:08,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:08,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:08,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:08,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:08,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:08,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:08,090 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:08,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-23 02:14:08,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:08,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:08,098 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:08,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-23 02:14:08,101 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 [2024-11-23 02:14:08,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:08,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:14:08,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:08,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:08,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:08,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:14:08,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:14:08,133 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:14:08,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-23 02:14:08,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:08,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:08,144 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:08,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-23 02:14:08,146 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 [2024-11-23 02:14:08,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:14:08,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:14:08,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:14:08,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:14:08,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:14:08,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:14:08,172 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 02:14:08,192 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-23 02:14:08,192 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-23 02:14:08,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:14:08,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:14:08,194 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:14:08,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-23 02:14:08,195 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 02:14:08,207 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 02:14:08,207 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 02:14:08,207 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 [] [2024-11-23 02:14:08,213 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-23 02:14:08,289 INFO L156 tatePredicateManager]: 17 out of 17 supporting invariants were superfluous and have been removed [2024-11-23 02:14:08,291 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-23 02:14:08,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:08,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 02:14:08,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:08,338 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 02:14:08,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:08,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 02:14:08,350 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 [2024-11-23 02:14:08,350 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) [2024-11-23 02:14:08,364 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. [2024-11-23 02:14:08,364 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 [2024-11-23 02:14:08,365 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) [2024-11-23 02:14:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2024-11-23 02:14:08,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 15 letters. Loop has 3 letters. [2024-11-23 02:14:08,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:08,369 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 02:14:08,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:08,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 02:14:08,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:08,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 02:14:08,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:08,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 02:14:08,469 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 [2024-11-23 02:14:08,469 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) [2024-11-23 02:14:08,482 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. [2024-11-23 02:14:08,482 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 [2024-11-23 02:14:08,483 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) [2024-11-23 02:14:08,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2024-11-23 02:14:08,483 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 15 letters. Loop has 3 letters. [2024-11-23 02:14:08,483 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:08,483 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 02:14:08,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:14:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:08,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 02:14:08,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:14:08,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 02:14:08,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:14:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 02:14:08,540 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 [2024-11-23 02:14:08,540 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) [2024-11-23 02:14:08,554 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. [2024-11-23 02:14:08,555 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 [2024-11-23 02:14:08,555 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) [2024-11-23 02:14:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 23 transitions. [2024-11-23 02:14:08,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 15 letters. Loop has 3 letters. [2024-11-23 02:14:08,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:08,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 18 letters. Loop has 3 letters. [2024-11-23 02:14:08,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:08,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 15 letters. Loop has 6 letters. [2024-11-23 02:14:08,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:14:08,556 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 48 transitions. [2024-11-23 02:14:08,557 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 02:14:08,557 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 0 states and 0 transitions. [2024-11-23 02:14:08,558 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-23 02:14:08,558 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-23 02:14:08,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-23 02:14:08,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 02:14:08,558 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 02:14:08,558 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 02:14:08,558 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 02:14:08,558 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-23 02:14:08,558 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-23 02:14:08,558 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 02:14:08,558 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-23 02:14:08,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 02:14:08 BoogieIcfgContainer [2024-11-23 02:14:08,564 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-23 02:14:08,564 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 02:14:08,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 02:14:08,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 02:14:08,565 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:14:00" (3/4) ... [2024-11-23 02:14:08,567 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-23 02:14:08,567 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 02:14:08,568 INFO L158 Benchmark]: Toolchain (without parser) took 9264.00ms. Allocated memory was 165.7MB in the beginning and 255.9MB in the end (delta: 90.2MB). Free memory was 95.8MB in the beginning and 134.1MB in the end (delta: -38.3MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2024-11-23 02:14:08,568 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 113.2MB. Free memory was 75.0MB in the beginning and 74.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 02:14:08,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.63ms. Allocated memory is still 165.7MB. Free memory was 95.7MB in the beginning and 75.3MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-23 02:14:08,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.81ms. Allocated memory is still 165.7MB. Free memory was 75.0MB in the beginning and 73.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-23 02:14:08,569 INFO L158 Benchmark]: Boogie Preprocessor took 54.20ms. Allocated memory is still 165.7MB. Free memory was 73.2MB in the beginning and 70.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-23 02:14:08,569 INFO L158 Benchmark]: RCFGBuilder took 283.66ms. Allocated memory is still 165.7MB. Free memory was 70.8MB in the beginning and 124.3MB in the end (delta: -53.5MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-23 02:14:08,569 INFO L158 Benchmark]: BuchiAutomizer took 8297.82ms. Allocated memory was 165.7MB in the beginning and 255.9MB in the end (delta: 90.2MB). Free memory was 124.3MB in the beginning and 135.1MB in the end (delta: -10.8MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2024-11-23 02:14:08,569 INFO L158 Benchmark]: Witness Printer took 3.01ms. Allocated memory is still 255.9MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 02:14:08,570 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 113.2MB. Free memory was 75.0MB in the beginning and 74.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.63ms. Allocated memory is still 165.7MB. Free memory was 95.7MB in the beginning and 75.3MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.81ms. Allocated memory is still 165.7MB. Free memory was 75.0MB in the beginning and 73.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.20ms. Allocated memory is still 165.7MB. Free memory was 73.2MB in the beginning and 70.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 283.66ms. Allocated memory is still 165.7MB. Free memory was 70.8MB in the beginning and 124.3MB in the end (delta: -53.5MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 8297.82ms. Allocated memory was 165.7MB in the beginning and 255.9MB in the end (delta: 90.2MB). Free memory was 124.3MB in the beginning and 135.1MB in the end (delta: -10.8MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. * Witness Printer took 3.01ms. Allocated memory is still 255.9MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~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 4 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 8.2s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 7.3s. 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, 97 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 93 mSDsluCounter, 159 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 57 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 71 IncrementalHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 102 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: 25ms VariablesStem: 6 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-23 02:14:08,585 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-23 02:14:08,788 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