./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/wcsrchr.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-dietlibc/wcsrchr.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 aa3550415adcb60cd2e10382a8cad250e37bc74a995d2e6aefcb0c0e067c66dc --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:18:27,928 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:18:27,990 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-19 14:18:27,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:18:27,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:18:28,020 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:18:28,021 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:18:28,022 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:18:28,022 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:18:28,023 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:18:28,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:18:28,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:18:28,025 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:18:28,025 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:18:28,026 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:18:28,027 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:18:28,027 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:18:28,027 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:18:28,027 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:18:28,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:18:28,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:18:28,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:18:28,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:18:28,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:18:28,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:18:28,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:18:28,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:18:28,032 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:18:28,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:18:28,032 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:18:28,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:18:28,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:18:28,033 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:18:28,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:18:28,033 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:18:28,034 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:18:28,034 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa3550415adcb60cd2e10382a8cad250e37bc74a995d2e6aefcb0c0e067c66dc [2024-11-19 14:18:28,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:18:28,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:18:28,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:18:28,312 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:18:28,313 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:18:28,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/wcsrchr.i [2024-11-19 14:18:29,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:18:29,852 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:18:29,852 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/wcsrchr.i [2024-11-19 14:18:29,864 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8023f12/594f261aa5bb4df38cd313a0c6ae72b3/FLAG18e275f31 [2024-11-19 14:18:30,242 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8023f12/594f261aa5bb4df38cd313a0c6ae72b3 [2024-11-19 14:18:30,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:18:30,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:18:30,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:18:30,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:18:30,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:18:30,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ef0adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30, skipping insertion in model container [2024-11-19 14:18:30,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:18:30,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:18:30,555 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:18:30,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:18:30,619 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:18:30,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30 WrapperNode [2024-11-19 14:18:30,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:18:30,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:18:30,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:18:30,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:18:30,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,648 INFO L138 Inliner]: procedures = 113, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 45 [2024-11-19 14:18:30,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:18:30,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:18:30,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:18:30,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:18:30,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,659 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,669 INFO L175 MemorySlicer]: Split 3 memory accesses to 1 slices as follows [3]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1]. [2024-11-19 14:18:30,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,682 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,683 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:18:30,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:18:30,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:18:30,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:18:30,686 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (1/1) ... [2024-11-19 14:18:30,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:30,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:30,712 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) [2024-11-19 14:18:30,714 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 [2024-11-19 14:18:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 14:18:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 14:18:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 14:18:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 14:18:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:18:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:18:30,815 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:18:30,816 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:18:30,957 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-19 14:18:30,957 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:18:30,969 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:18:30,969 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 14:18:30,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:18:30 BoogieIcfgContainer [2024-11-19 14:18:30,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:18:30,970 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:18:30,970 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:18:30,974 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:18:30,974 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:18:30,974 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:18:30" (1/3) ... [2024-11-19 14:18:30,975 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a004827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:18:30, skipping insertion in model container [2024-11-19 14:18:30,975 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:18:30,975 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:18:30" (2/3) ... [2024-11-19 14:18:30,976 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a004827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:18:30, skipping insertion in model container [2024-11-19 14:18:30,976 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:18:30,976 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:18:30" (3/3) ... [2024-11-19 14:18:30,977 INFO L332 chiAutomizerObserver]: Analyzing ICFG wcsrchr.i [2024-11-19 14:18:31,027 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:18:31,028 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:18:31,028 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:18:31,028 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:18:31,028 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:18:31,028 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:18:31,028 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:18:31,028 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:18:31,031 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2024-11-19 14:18:31,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-19 14:18:31,043 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:18:31,043 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:18:31,047 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-19 14:18:31,047 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-19 14:18:31,047 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:18:31,047 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2024-11-19 14:18:31,048 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-19 14:18:31,048 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:18:31,048 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:18:31,048 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-19 14:18:31,048 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-19 14:18:31,054 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1;havoc main_#t~nondet5#1;main_~in_len~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 11#L515true assume !(main_~in_len~0#1 < 1);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4 * main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int#0(0, main_~hay~0#1.base, main_~hay~0#1.offset + 4 * (main_~in_len~0#1 - 1), 4);havoc main_#t~nondet7#1;main_~needle~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;assume { :begin_inline_wcsrchr } true;wcsrchr_#in~wcs#1.base, wcsrchr_#in~wcs#1.offset, wcsrchr_#in~wc#1 := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1;havoc wcsrchr_#res#1.base, wcsrchr_#res#1.offset;havoc wcsrchr_#t~mem2#1, wcsrchr_#t~mem3#1, wcsrchr_#t~pre4#1.base, wcsrchr_#t~pre4#1.offset, wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, wcsrchr_~wc#1, wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset;wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset := wcsrchr_#in~wcs#1.base, wcsrchr_#in~wcs#1.offset;wcsrchr_~wc#1 := wcsrchr_#in~wc#1;wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset := 0, 0; 9#L508-4true [2024-11-19 14:18:31,054 INFO L747 eck$LassoCheckResult]: Loop: 9#L508-4true call wcsrchr_#t~mem2#1 := read~int#0(wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, 4); 5#L508-1true assume !!(0 != wcsrchr_#t~mem2#1);havoc wcsrchr_#t~mem2#1;call wcsrchr_#t~mem3#1 := read~int#0(wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, 4); 8#L509true assume wcsrchr_#t~mem3#1 == wcsrchr_~wc#1;havoc wcsrchr_#t~mem3#1;wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset := wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset; 6#L508-3true wcsrchr_#t~pre4#1.base, wcsrchr_#t~pre4#1.offset := wcsrchr_~wcs#1.base, 4 + wcsrchr_~wcs#1.offset;wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset := wcsrchr_~wcs#1.base, 4 + wcsrchr_~wcs#1.offset;havoc wcsrchr_#t~pre4#1.base, wcsrchr_#t~pre4#1.offset; 9#L508-4true [2024-11-19 14:18:31,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:18:31,058 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-11-19 14:18:31,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:18:31,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122694761] [2024-11-19 14:18:31,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:18:31,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:18:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:18:31,181 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:18:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:18:31,220 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:18:31,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:18:31,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1267210, now seen corresponding path program 1 times [2024-11-19 14:18:31,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:18:31,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36187659] [2024-11-19 14:18:31,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:18:31,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:18:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:18:31,237 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:18:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:18:31,245 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:18:31,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:18:31,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1806876973, now seen corresponding path program 1 times [2024-11-19 14:18:31,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:18:31,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44930767] [2024-11-19 14:18:31,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:18:31,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:18:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:18:31,267 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:18:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:18:31,286 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:18:31,648 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:18:31,649 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:18:31,649 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:18:31,649 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:18:31,649 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:18:31,649 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:31,650 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:18:31,650 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:18:31,650 INFO L132 ssoRankerPreferences]: Filename of dumped script: wcsrchr.i_Iteration1_Lasso [2024-11-19 14:18:31,650 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:18:31,650 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:18:31,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,676 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:31,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:18:32,085 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:18:32,088 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:18:32,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,092 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) [2024-11-19 14:18:32,094 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 [2024-11-19 14:18:32,097 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 [2024-11-19 14:18:32,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,112 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,124 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 [2024-11-19 14:18:32,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,126 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) [2024-11-19 14:18:32,127 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 [2024-11-19 14:18:32,129 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 [2024-11-19 14:18:32,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,143 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-19 14:18:32,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,156 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) [2024-11-19 14:18:32,157 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 [2024-11-19 14:18:32,159 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 [2024-11-19 14:18:32,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,172 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,182 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 [2024-11-19 14:18:32,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,184 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) [2024-11-19 14:18:32,186 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 [2024-11-19 14:18:32,187 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 [2024-11-19 14:18:32,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,213 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 [2024-11-19 14:18:32,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,219 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) [2024-11-19 14:18:32,220 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 [2024-11-19 14:18:32,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:18:32,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,232 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,234 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-19 14:18:32,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,250 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) [2024-11-19 14:18:32,250 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 [2024-11-19 14:18:32,252 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 [2024-11-19 14:18:32,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,265 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-19 14:18:32,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,278 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) [2024-11-19 14:18:32,286 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 [2024-11-19 14:18:32,287 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 [2024-11-19 14:18:32,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,300 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,314 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 [2024-11-19 14:18:32,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,317 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) [2024-11-19 14:18:32,333 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 [2024-11-19 14:18:32,341 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 [2024-11-19 14:18:32,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,360 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,381 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-19 14:18:32,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,404 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) [2024-11-19 14:18:32,405 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 [2024-11-19 14:18:32,406 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 [2024-11-19 14:18:32,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,419 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-19 14:18:32,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,434 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) [2024-11-19 14:18:32,435 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 [2024-11-19 14:18:32,440 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 [2024-11-19 14:18:32,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-19 14:18:32,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,468 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) [2024-11-19 14:18:32,469 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 [2024-11-19 14:18:32,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:18:32,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:18:32,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:18:32,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:18:32,482 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:18:32,493 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 [2024-11-19 14:18:32,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,495 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) [2024-11-19 14:18:32,496 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 [2024-11-19 14:18:32,497 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 [2024-11-19 14:18:32,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:18:32,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:18:32,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:18:32,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:18:32,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:18:32,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:18:32,521 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:18:32,543 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-19 14:18:32,543 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-19 14:18:32,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:18:32,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:18:32,546 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) [2024-11-19 14:18:32,547 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 [2024-11-19 14:18:32,558 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:18:32,574 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:18:32,574 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:18:32,575 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_wcsrchr_~wcs#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc6#1.base)_1) = -1*ULTIMATE.start_wcsrchr_~wcs#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc6#1.base)_1 Supporting invariants [] [2024-11-19 14:18:32,586 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 [2024-11-19 14:18:32,594 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2024-11-19 14:18:32,600 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-19 14:18:32,601 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-19 14:18:32,602 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~wcs!offset [2024-11-19 14:18:32,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:18:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:18:32,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 14:18:32,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:18:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:18:32,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 14:18:32,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:18:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:18:32,730 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 [2024-11-19 14:18:32,732 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:18:32,792 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 30 transitions. Complement of second has 6 states. [2024-11-19 14:18:32,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-19 14:18:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:18:32,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2024-11-19 14:18:32,801 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-19 14:18:32,801 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:18:32,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-19 14:18:32,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:18:32,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 8 letters. [2024-11-19 14:18:32,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:18:32,803 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2024-11-19 14:18:32,805 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:18:32,807 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2024-11-19 14:18:32,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:18:32,808 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:18:32,808 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:18:32,808 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:18:32,808 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:18:32,808 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:18:32,808 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:18:32,808 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:18:32,808 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:18:32,808 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:18:32,809 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:18:32,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:18:32 BoogieIcfgContainer [2024-11-19 14:18:32,813 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:18:32,814 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:18:32,814 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:18:32,814 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:18:32,814 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:18:30" (3/4) ... [2024-11-19 14:18:32,817 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:18:32,818 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:18:32,822 INFO L158 Benchmark]: Toolchain (without parser) took 2573.16ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 91.7MB in the beginning and 172.9MB in the end (delta: -81.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:18:32,823 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 163.6MB. Free memory is still 132.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:18:32,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.96ms. Allocated memory is still 163.6MB. Free memory was 91.5MB in the beginning and 73.1MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-19 14:18:32,823 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.29ms. Allocated memory is still 163.6MB. Free memory was 73.1MB in the beginning and 71.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:18:32,824 INFO L158 Benchmark]: Boogie Preprocessor took 35.92ms. Allocated memory is still 163.6MB. Free memory was 71.4MB in the beginning and 69.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:18:32,824 INFO L158 Benchmark]: RCFGBuilder took 284.00ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 69.2MB in the beginning and 205.1MB in the end (delta: -135.9MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2024-11-19 14:18:32,825 INFO L158 Benchmark]: BuchiAutomizer took 1843.23ms. Allocated memory is still 241.2MB. Free memory was 205.1MB in the beginning and 173.9MB in the end (delta: 31.1MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-19 14:18:32,825 INFO L158 Benchmark]: Witness Printer took 3.98ms. Allocated memory is still 241.2MB. Free memory was 173.9MB in the beginning and 172.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:18:32,830 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 163.6MB. Free memory is still 132.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.96ms. Allocated memory is still 163.6MB. Free memory was 91.5MB in the beginning and 73.1MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.29ms. Allocated memory is still 163.6MB. Free memory was 73.1MB in the beginning and 71.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.92ms. Allocated memory is still 163.6MB. Free memory was 71.4MB in the beginning and 69.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 284.00ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 69.2MB in the beginning and 205.1MB in the end (delta: -135.9MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 1843.23ms. Allocated memory is still 241.2MB. Free memory was 205.1MB in the beginning and 173.9MB in the end (delta: 31.1MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Witness Printer took 3.98ms. Allocated memory is still 241.2MB. Free memory was 173.9MB in the beginning and 172.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~wcs!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital129 mio100 ax100 hnf100 lsp100 ukn85 mio100 lsp53 div100 bol100 ite100 ukn100 eq164 hnf91 smp94 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 80ms VariablesStem: 6 VariablesLoop: 6 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! [2024-11-19 14:18:32,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-19 14:18:33,057 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