./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/strchr-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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-crafted-lit/strchr-2.c -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 56543ff07033f409bda2d099925e951e930a78ae70df66d6e254f37a45b78a9d --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 19:52:02,219 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 19:52:02,279 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-03-17 19:52:02,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 19:52:02,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 19:52:02,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-17 19:52:02,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 19:52:02,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 19:52:02,306 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 19:52:02,307 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 19:52:02,307 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 19:52:02,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 19:52:02,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 19:52:02,308 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 19:52:02,308 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-17 19:52:02,308 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-17 19:52:02,308 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-17 19:52:02,308 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-17 19:52:02,308 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-17 19:52:02,308 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-17 19:52:02,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 19:52:02,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-17 19:52:02,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 19:52:02,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 19:52:02,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-17 19:52:02,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-17 19:52:02,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-17 19:52:02,310 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 19:52:02,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 19:52:02,310 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-17 19:52:02,310 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 19:52:02,310 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 19:52:02,310 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 19:52:02,310 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 19:52:02,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 19:52:02,310 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 19:52:02,311 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-17 19:52:02,311 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> 56543ff07033f409bda2d099925e951e930a78ae70df66d6e254f37a45b78a9d [2025-03-17 19:52:02,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 19:52:02,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 19:52:02,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 19:52:02,587 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 19:52:02,587 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 19:52:02,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/strchr-2.c [2025-03-17 19:52:03,688 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba9a1b50d/d20aa4589d274383aca52997298332da/FLAGc9c5bfd20 [2025-03-17 19:52:03,879 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 19:52:03,879 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/strchr-2.c [2025-03-17 19:52:03,885 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba9a1b50d/d20aa4589d274383aca52997298332da/FLAGc9c5bfd20 [2025-03-17 19:52:04,264 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba9a1b50d/d20aa4589d274383aca52997298332da [2025-03-17 19:52:04,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 19:52:04,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 19:52:04,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 19:52:04,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 19:52:04,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 19:52:04,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48531b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04, skipping insertion in model container [2025-03-17 19:52:04,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,283 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 19:52:04,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 19:52:04,392 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 19:52:04,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 19:52:04,413 INFO L204 MainTranslator]: Completed translation [2025-03-17 19:52:04,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04 WrapperNode [2025-03-17 19:52:04,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 19:52:04,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 19:52:04,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 19:52:04,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 19:52:04,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,439 INFO L138 Inliner]: procedures = 11, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2025-03-17 19:52:04,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 19:52:04,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 19:52:04,441 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 19:52:04,441 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 19:52:04,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,447 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,460 INFO L175 MemorySlicer]: Split 4 memory accesses to 1 slices as follows [4]. 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]. [2025-03-17 19:52:04,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,464 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 19:52:04,470 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 19:52:04,470 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 19:52:04,470 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 19:52:04,471 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (1/1) ... [2025-03-17 19:52:04,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:04,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:04,500 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) [2025-03-17 19:52:04,502 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 [2025-03-17 19:52:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 19:52:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 19:52:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 19:52:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 19:52:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 19:52:04,576 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 19:52:04,578 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 19:52:04,675 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L33: havoc cstrchr_#t~mem6#1; [2025-03-17 19:52:04,689 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2025-03-17 19:52:04,689 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 19:52:04,699 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 19:52:04,699 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 19:52:04,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:52:04 BoogieIcfgContainer [2025-03-17 19:52:04,700 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 19:52:04,700 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-17 19:52:04,700 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-17 19:52:04,704 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-17 19:52:04,704 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:52:04,704 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.03 07:52:04" (1/3) ... [2025-03-17 19:52:04,705 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26f59db1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 07:52:04, skipping insertion in model container [2025-03-17 19:52:04,705 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:52:04,705 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:52:04" (2/3) ... [2025-03-17 19:52:04,706 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26f59db1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 07:52:04, skipping insertion in model container [2025-03-17 19:52:04,706 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 19:52:04,706 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:52:04" (3/3) ... [2025-03-17 19:52:04,706 INFO L363 chiAutomizerObserver]: Analyzing ICFG strchr-2.c [2025-03-17 19:52:04,738 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-17 19:52:04,738 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-17 19:52:04,739 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-17 19:52:04,739 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-17 19:52:04,739 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-17 19:52:04,739 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-17 19:52:04,739 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-17 19:52:04,739 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-17 19:52:04,742 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 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) [2025-03-17 19:52:04,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 19:52:04,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:52:04,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:52:04,753 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-03-17 19:52:04,753 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-17 19:52:04,754 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-17 19:52:04,754 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 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) [2025-03-17 19:52:04,755 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 19:52:04,755 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 19:52:04,755 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 19:52:04,755 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-03-17 19:52:04,755 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-17 19:52:04,759 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret7#1.base, main_#t~ret7#1.offset, main_#t~nondet8#1, main_#t~ret9#1.base, main_#t~ret9#1.offset;assume { :begin_inline_build_nondet_String } true;havoc build_nondet_String_#res#1.base, build_nondet_String_#res#1.offset;havoc build_nondet_String_#t~nondet0#1, build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset, build_nondet_String_~length~0#1, build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset;havoc build_nondet_String_#t~nondet0#1;build_nondet_String_~length~0#1 := build_nondet_String_#t~nondet0#1;havoc build_nondet_String_#t~nondet0#1;" "assume !(build_nondet_String_~length~0#1 < 1);" "call build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length~0#1 % 18446744073709551616);build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset := build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset;havoc build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset;call write~int#0(0, build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset + (build_nondet_String_~length~0#1 - 1), 1);build_nondet_String_#res#1.base, build_nondet_String_#res#1.offset := build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset;main_#t~ret7#1.base, main_#t~ret7#1.offset := build_nondet_String_#res#1.base, build_nondet_String_#res#1.offset;havoc build_nondet_String_#t~nondet0#1, build_nondet_String_#t~malloc1#1.base, build_nondet_String_#t~malloc1#1.offset, build_nondet_String_~length~0#1, build_nondet_String_~nondetString~0#1.base, build_nondet_String_~nondetString~0#1.offset;assume { :end_inline_build_nondet_String } true;havoc main_#t~nondet8#1;assume { :begin_inline_cstrchr } true;cstrchr_#in~s#1.base, cstrchr_#in~s#1.offset, cstrchr_#in~c#1 := main_#t~ret7#1.base, main_#t~ret7#1.offset, main_#t~nondet8#1;havoc cstrchr_#res#1.base, cstrchr_#res#1.offset;havoc cstrchr_#t~mem2#1, cstrchr_#t~mem3#1, cstrchr_#t~short4#1, cstrchr_#t~post5#1.base, cstrchr_#t~post5#1.offset, cstrchr_#t~mem6#1, cstrchr_~s#1.base, cstrchr_~s#1.offset, cstrchr_~c#1;cstrchr_~s#1.base, cstrchr_~s#1.offset := cstrchr_#in~s#1.base, cstrchr_#in~s#1.offset;cstrchr_~c#1 := cstrchr_#in~c#1;" [2025-03-17 19:52:04,759 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call cstrchr_#t~mem2#1 := read~int#0(cstrchr_~s#1.base, cstrchr_~s#1.offset, 1);cstrchr_#t~short4#1 := 0 != cstrchr_#t~mem2#1;" "assume cstrchr_#t~short4#1;call cstrchr_#t~mem3#1 := read~int#0(cstrchr_~s#1.base, cstrchr_~s#1.offset, 1);cstrchr_#t~short4#1 := cstrchr_#t~mem3#1 != (if cstrchr_~c#1 % 256 <= 127 then cstrchr_~c#1 % 256 else cstrchr_~c#1 % 256 - 256);" "assume cstrchr_#t~short4#1;havoc cstrchr_#t~mem2#1;havoc cstrchr_#t~mem3#1;havoc cstrchr_#t~short4#1;cstrchr_#t~post5#1.base, cstrchr_#t~post5#1.offset := cstrchr_~s#1.base, cstrchr_~s#1.offset;cstrchr_~s#1.base, cstrchr_~s#1.offset := cstrchr_#t~post5#1.base, 1 + cstrchr_#t~post5#1.offset;" [2025-03-17 19:52:04,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:52:04,763 INFO L85 PathProgramCache]: Analyzing trace with hash 44652, now seen corresponding path program 1 times [2025-03-17 19:52:04,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:52:04,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509712803] [2025-03-17 19:52:04,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:52:04,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:52:04,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:52:04,851 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:52:04,852 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:52:04,852 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:52:04,853 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:52:04,859 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:52:04,869 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:52:04,869 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:52:04,869 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:52:04,884 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:52:04,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:52:04,887 INFO L85 PathProgramCache]: Analyzing trace with hash 39656, now seen corresponding path program 1 times [2025-03-17 19:52:04,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:52:04,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850256650] [2025-03-17 19:52:04,887 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:52:04,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:52:04,895 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:52:04,907 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:52:04,907 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:52:04,908 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:52:04,908 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:52:04,911 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:52:04,917 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:52:04,919 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:52:04,920 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:52:04,923 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:52:04,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:52:04,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1330237597, now seen corresponding path program 1 times [2025-03-17 19:52:04,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:52:04,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222997737] [2025-03-17 19:52:04,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:52:04,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:52:04,941 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 19:52:04,959 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 19:52:04,959 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:52:04,959 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:52:04,960 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 19:52:04,964 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 19:52:04,975 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 19:52:04,975 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:52:04,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 19:52:04,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 19:52:05,449 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 19:52:05,450 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 19:52:05,450 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 19:52:05,450 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 19:52:05,450 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 19:52:05,450 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:05,452 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 19:52:05,452 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 19:52:05,452 INFO L132 ssoRankerPreferences]: Filename of dumped script: strchr-2.c_Iteration1_Lasso [2025-03-17 19:52:05,452 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 19:52:05,453 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 19:52:05,466 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,480 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,492 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,497 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 19:52:05,968 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 19:52:05,971 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 19:52:05,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:05,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:05,974 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) [2025-03-17 19:52:05,975 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 [2025-03-17 19:52:05,976 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 [2025-03-17 19:52:05,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:05,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:05,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:05,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:05,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:05,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:05,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:05,994 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-03-17 19:52:06,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,002 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) [2025-03-17 19:52:06,004 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 [2025-03-17 19:52:06,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:52:06,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,017 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,022 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 [2025-03-17 19:52:06,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,025 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) [2025-03-17 19:52:06,026 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 [2025-03-17 19:52:06,027 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 [2025-03-17 19:52:06,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,040 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,046 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 [2025-03-17 19:52:06,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,049 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) [2025-03-17 19:52:06,050 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 [2025-03-17 19:52:06,052 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 [2025-03-17 19:52:06,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,065 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-03-17 19:52:06,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,073 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) [2025-03-17 19:52:06,074 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 [2025-03-17 19:52:06,076 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 [2025-03-17 19:52:06,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,095 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 [2025-03-17 19:52:06,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,097 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) [2025-03-17 19:52:06,099 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 [2025-03-17 19:52:06,100 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 [2025-03-17 19:52:06,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,112 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,118 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 [2025-03-17 19:52:06,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,120 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) [2025-03-17 19:52:06,120 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 [2025-03-17 19:52:06,121 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 [2025-03-17 19:52:06,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,133 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-03-17 19:52:06,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,140 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) [2025-03-17 19:52:06,141 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 [2025-03-17 19:52:06,142 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 [2025-03-17 19:52:06,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,158 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 [2025-03-17 19:52:06,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,161 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) [2025-03-17 19:52:06,162 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 [2025-03-17 19:52:06,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 19:52:06,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,174 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,180 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 [2025-03-17 19:52:06,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,182 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) [2025-03-17 19:52:06,183 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 [2025-03-17 19:52:06,184 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 [2025-03-17 19:52:06,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,206 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 [2025-03-17 19:52:06,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,208 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) [2025-03-17 19:52:06,209 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 [2025-03-17 19:52:06,211 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 [2025-03-17 19:52:06,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,222 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,228 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 [2025-03-17 19:52:06,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,230 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) [2025-03-17 19:52:06,231 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 [2025-03-17 19:52:06,232 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 [2025-03-17 19:52:06,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 19:52:06,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,248 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-03-17 19:52:06,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,256 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) [2025-03-17 19:52:06,256 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 [2025-03-17 19:52:06,257 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 [2025-03-17 19:52:06,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 19:52:06,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,267 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2025-03-17 19:52:06,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,277 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2025-03-17 19:52:06,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 19:52:06,284 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,290 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 [2025-03-17 19:52:06,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,292 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) [2025-03-17 19:52:06,295 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 [2025-03-17 19:52:06,296 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 [2025-03-17 19:52:06,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:52:06,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:52:06,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,320 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 [2025-03-17 19:52:06,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,322 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) [2025-03-17 19:52:06,324 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 [2025-03-17 19:52:06,325 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 [2025-03-17 19:52:06,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:52:06,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:52:06,340 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,345 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 [2025-03-17 19:52:06,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,348 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) [2025-03-17 19:52:06,350 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 [2025-03-17 19:52:06,351 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 [2025-03-17 19:52:06,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,361 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2025-03-17 19:52:06,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,365 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2025-03-17 19:52:06,365 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:52:06,369 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 19:52:06,375 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 [2025-03-17 19:52:06,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,378 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) [2025-03-17 19:52:06,379 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 [2025-03-17 19:52:06,382 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 [2025-03-17 19:52:06,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 19:52:06,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 19:52:06,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 19:52:06,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 19:52:06,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 19:52:06,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 19:52:06,400 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 19:52:06,420 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-03-17 19:52:06,422 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2025-03-17 19:52:06,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 19:52:06,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:52:06,428 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) [2025-03-17 19:52:06,429 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 [2025-03-17 19:52:06,430 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 19:52:06,441 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 19:52:06,442 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 19:52:06,442 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrchr_~s#1.offset, v_rep(select #length ULTIMATE.start_cstrchr_~s#1.base)_1) = -1*ULTIMATE.start_cstrchr_~s#1.offset + 1*v_rep(select #length ULTIMATE.start_cstrchr_~s#1.base)_1 Supporting invariants [] [2025-03-17 19:52:06,448 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 [2025-03-17 19:52:06,453 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2025-03-17 19:52:06,459 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset [2025-03-17 19:52:06,460 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-17 19:52:06,460 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-17 19:52:06,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:52:06,497 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 [2025-03-17 19:52:06,503 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:52:06,512 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:52:06,512 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:52:06,512 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:52:06,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-17 19:52:06,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:52:06,527 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 19:52:06,532 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 19:52:06,532 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:52:06,532 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:52:06,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-17 19:52:06,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:52:06,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:52:06,571 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 [2025-03-17 19:52:06,572 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 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) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2025-03-17 19:52:06,603 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 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). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) Result 18 states and 23 transitions. Complement of second has 6 states. [2025-03-17 19:52:06,605 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 [2025-03-17 19:52:06,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2025-03-17 19:52:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2025-03-17 19:52:06,612 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 3 letters. Loop has 3 letters. [2025-03-17 19:52:06,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:52:06,613 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 6 letters. Loop has 3 letters. [2025-03-17 19:52:06,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:52:06,613 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 3 letters. Loop has 6 letters. [2025-03-17 19:52:06,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 19:52:06,613 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2025-03-17 19:52:06,614 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-17 19:52:06,615 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2025-03-17 19:52:06,616 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-17 19:52:06,616 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-17 19:52:06,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-17 19:52:06,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 19:52:06,616 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:52:06,617 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:52:06,617 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 19:52:06,617 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-17 19:52:06,617 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-17 19:52:06,617 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-17 19:52:06,617 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-17 19:52:06,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.03 07:52:06 BoogieIcfgContainer [2025-03-17 19:52:06,622 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-17 19:52:06,622 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 19:52:06,622 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 19:52:06,623 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 19:52:06,623 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:52:04" (3/4) ... [2025-03-17 19:52:06,625 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 19:52:06,625 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 19:52:06,626 INFO L158 Benchmark]: Toolchain (without parser) took 2359.20ms. Allocated memory is still 142.6MB. Free memory was 110.0MB in the beginning and 100.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2025-03-17 19:52:06,626 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:52:06,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 145.52ms. Allocated memory is still 142.6MB. Free memory was 110.0MB in the beginning and 100.1MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 19:52:06,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.01ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 99.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:52:06,626 INFO L158 Benchmark]: Boogie Preprocessor took 28.85ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 97.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:52:06,626 INFO L158 Benchmark]: IcfgBuilder took 229.82ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 85.3MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 19:52:06,627 INFO L158 Benchmark]: BuchiAutomizer took 1921.72ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 100.6MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:52:06,627 INFO L158 Benchmark]: Witness Printer took 2.61ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 100.6MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 19:52:06,628 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 145.52ms. Allocated memory is still 142.6MB. Free memory was 110.0MB in the beginning and 100.1MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.01ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 99.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.85ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 97.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 229.82ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 85.3MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 1921.72ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 100.6MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.61ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 100.6MB in the end (delta: 37.0kB). 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: ~s!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 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 1.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. 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, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital141 mio100 ax100 hnf100 lsp100 ukn66 mio100 lsp36 div185 bol100 ite100 ukn100 eq147 hnf97 smp63 dnf975 smp26 tf101 neg100 sie114 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 30ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 6 SupportingInvariants: 0 MotzkinApplications: 12 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! [2025-03-17 19:52:06,639 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE