./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strchr-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-dietlibc/strchr-1.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 c72d4b54465b49a8be7d6b67decf7d9407d163e58bb229fc2ca0587a37abb515 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:04:45,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:04:45,491 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-01-10 07:04:45,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:04:45,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:04:45,508 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:04:45,509 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:04:45,509 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:04:45,509 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:04:45,509 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:04:45,509 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:04:45,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:04:45,510 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:04:45,510 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:04:45,510 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:04:45,510 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:04:45,510 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:04:45,510 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:04:45,510 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:04:45,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:04:45,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:04:45,510 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:04:45,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:04:45,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:04:45,511 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:04:45,512 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:04:45,512 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-jdk21/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 -> c72d4b54465b49a8be7d6b67decf7d9407d163e58bb229fc2ca0587a37abb515 [2025-01-10 07:04:45,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:04:45,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:04:45,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:04:45,690 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:04:45,690 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:04:45,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strchr-1.i [2025-01-10 07:04:46,851 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1a8ee641b/7169d8d50bd74e098dca92e054c171c3/FLAGab2bd7ac9 [2025-01-10 07:04:47,159 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:04:47,160 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strchr-1.i [2025-01-10 07:04:47,183 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1a8ee641b/7169d8d50bd74e098dca92e054c171c3/FLAGab2bd7ac9 [2025-01-10 07:04:47,441 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1a8ee641b/7169d8d50bd74e098dca92e054c171c3 [2025-01-10 07:04:47,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:04:47,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:04:47,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:04:47,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:04:47,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:04:47,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:47,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5540f65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47, skipping insertion in model container [2025-01-10 07:04:47,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:47,505 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:04:47,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:04:47,862 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:04:47,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:04:47,937 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:04:47,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47 WrapperNode [2025-01-10 07:04:47,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:04:47,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:04:47,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:04:47,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:04:47,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:47,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:47,970 INFO L138 Inliner]: procedures = 113, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2025-01-10 07:04:47,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:04:47,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:04:47,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:04:47,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:04:47,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:47,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:47,981 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:47,994 INFO L175 MemorySlicer]: Split 9 memory accesses to 1 slices as follows [9]. 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]. [2025-01-10 07:04:47,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:47,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:48,001 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:48,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:48,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:48,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:48,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:48,017 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:04:48,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:04:48,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:04:48,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:04:48,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (1/1) ... [2025-01-10 07:04:48,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:48,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:48,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:48,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-01-10 07:04:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:04:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:04:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:04:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:04:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:04:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:04:48,133 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:04:48,134 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:04:48,235 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-01-10 07:04:48,235 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:04:48,241 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:04:48,241 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-10 07:04:48,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:04:48 BoogieIcfgContainer [2025-01-10 07:04:48,241 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:04:48,242 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:04:48,242 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:04:48,246 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:04:48,246 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:04:48,246 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:04:47" (1/3) ... [2025-01-10 07:04:48,247 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e3465d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:04:48, skipping insertion in model container [2025-01-10 07:04:48,247 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:04:48,247 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:47" (2/3) ... [2025-01-10 07:04:48,248 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e3465d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:04:48, skipping insertion in model container [2025-01-10 07:04:48,248 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:04:48,248 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:04:48" (3/3) ... [2025-01-10 07:04:48,248 INFO L363 chiAutomizerObserver]: Analyzing ICFG strchr-1.i [2025-01-10 07:04:48,278 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:04:48,278 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:04:48,278 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:04:48,278 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:04:48,279 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:04:48,279 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:04:48,279 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:04:48,279 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:04:48,282 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.625) internal successors, (26), 16 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:48,292 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2025-01-10 07:04:48,293 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:48,293 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:48,295 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:04:48,296 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:04:48,296 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:04:48,296 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.625) internal successors, (26), 16 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:48,297 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2025-01-10 07:04:48,297 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:48,297 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:48,297 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:04:48,297 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:04:48,302 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~the_int~0#1;havoc main_#t~nondet14#1;main_~in_len~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int#0(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet16#1;main_~the_int~0#1 := main_#t~nondet16#1;havoc main_#t~nondet16#1;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~the_int~0#1;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem2#1, strchr_#t~mem3#1, strchr_#t~pre4#1.base, strchr_#t~pre4#1.offset, strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_#t~mem8#1, strchr_#t~mem9#1, strchr_#t~pre10#1.base, strchr_#t~pre10#1.offset, strchr_#t~mem11#1, strchr_#t~mem12#1, strchr_#t~pre13#1.base, strchr_#t~pre13#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256);" [2025-01-10 07:04:48,303 INFO L754 eck$LassoCheckResult]: Loop: "call strchr_#t~mem2#1 := read~int#0(strchr_~t#1.base, strchr_~t#1.offset, 1);" "assume !(strchr_#t~mem2#1 == strchr_~ch~0#1);havoc strchr_#t~mem2#1;call strchr_#t~mem3#1 := read~int#0(strchr_~t#1.base, strchr_~t#1.offset, 1);" "assume !(0 == strchr_#t~mem3#1);havoc strchr_#t~mem3#1;strchr_#t~pre4#1.base, strchr_#t~pre4#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre4#1.base, strchr_#t~pre4#1.offset;call strchr_#t~mem5#1 := read~int#0(strchr_~t#1.base, strchr_~t#1.offset, 1);" "assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int#0(strchr_~t#1.base, strchr_~t#1.offset, 1);" "assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset;call strchr_#t~mem8#1 := read~int#0(strchr_~t#1.base, strchr_~t#1.offset, 1);" "assume !(strchr_#t~mem8#1 == strchr_~ch~0#1);havoc strchr_#t~mem8#1;call strchr_#t~mem9#1 := read~int#0(strchr_~t#1.base, strchr_~t#1.offset, 1);" "assume !(0 == strchr_#t~mem9#1);havoc strchr_#t~mem9#1;strchr_#t~pre10#1.base, strchr_#t~pre10#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre10#1.base, strchr_#t~pre10#1.offset;call strchr_#t~mem11#1 := read~int#0(strchr_~t#1.base, strchr_~t#1.offset, 1);" "assume !(strchr_#t~mem11#1 == strchr_~ch~0#1);havoc strchr_#t~mem11#1;call strchr_#t~mem12#1 := read~int#0(strchr_~t#1.base, strchr_~t#1.offset, 1);" "assume !(0 == strchr_#t~mem12#1);havoc strchr_#t~mem12#1;strchr_#t~pre13#1.base, strchr_#t~pre13#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre13#1.base, strchr_#t~pre13#1.offset;" [2025-01-10 07:04:48,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:48,306 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2025-01-10 07:04:48,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:48,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991954783] [2025-01-10 07:04:48,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:48,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:48,361 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:04:48,380 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:04:48,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:48,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:48,381 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:48,384 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:04:48,391 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:04:48,392 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:48,392 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:48,403 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:48,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:48,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1448326718, now seen corresponding path program 1 times [2025-01-10 07:04:48,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:48,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214194687] [2025-01-10 07:04:48,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:48,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:48,412 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-10 07:04:48,420 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:04:48,420 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:48,420 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:48,420 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:48,423 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-10 07:04:48,431 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:04:48,431 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:48,431 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:48,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:48,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:48,435 INFO L85 PathProgramCache]: Analyzing trace with hash 676907259, now seen corresponding path program 1 times [2025-01-10 07:04:48,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:48,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773173639] [2025-01-10 07:04:48,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:48,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:48,445 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-01-10 07:04:48,460 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-01-10 07:04:48,460 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:48,461 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:48,461 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:48,465 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-01-10 07:04:48,480 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-01-10 07:04:48,481 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:48,481 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:48,485 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:49,088 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:04:49,089 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:04:49,089 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:04:49,089 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:04:49,090 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:04:49,090 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:49,090 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:04:49,090 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:04:49,090 INFO L132 ssoRankerPreferences]: Filename of dumped script: strchr-1.i_Iteration1_Lasso [2025-01-10 07:04:49,090 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:04:49,090 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:04:49,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,125 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,126 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,132 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:49,469 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2025-01-10 07:04:54,895 WARN L286 SmtUtils]: Spent 5.35s on a formula simplification. DAG size of input: 279 DAG size of output: 169 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2025-01-10 07:04:54,937 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:04:54,946 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:04:54,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:54,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:54,952 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:54,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-01-10 07:04:54,956 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 [2025-01-10 07:04:54,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:54,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:54,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:54,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:54,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:54,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:54,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:54,976 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:54,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-01-10 07:04:54,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:54,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:54,985 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:54,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-01-10 07:04:54,989 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 [2025-01-10 07:04:55,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,007 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-01-10 07:04:55,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,018 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-01-10 07:04:55,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:55,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,033 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2025-01-10 07:04:55,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,041 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-01-10 07:04:55,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:55,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:55,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,065 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-01-10 07:04:55,069 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 [2025-01-10 07:04:55,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,080 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,081 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,087 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:55,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,091 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-01-10 07:04:55,093 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 [2025-01-10 07:04:55,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,106 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,112 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-01-10 07:04:55,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,116 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-01-10 07:04:55,118 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 [2025-01-10 07:04:55,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,137 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-01-10 07:04:55,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,139 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-01-10 07:04:55,141 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 [2025-01-10 07:04:55,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-01-10 07:04:55,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,165 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-01-10 07:04:55,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:55,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-01-10 07:04:55,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,187 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-01-10 07:04:55,190 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 [2025-01-10 07:04:55,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:55,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,212 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-01-10 07:04:55,214 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 [2025-01-10 07:04:55,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,225 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,229 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-01-10 07:04:55,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,236 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-01-10 07:04:55,239 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 [2025-01-10 07:04:55,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,252 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:55,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,260 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-01-10 07:04:55,261 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 [2025-01-10 07:04:55,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,272 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-01-10 07:04:55,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,280 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-01-10 07:04:55,282 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 [2025-01-10 07:04:55,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:55,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,300 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-01-10 07:04:55,303 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 [2025-01-10 07:04:55,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:55,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,322 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-01-10 07:04:55,325 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 [2025-01-10 07:04:55,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,336 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:55,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,343 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-01-10 07:04:55,345 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 [2025-01-10 07:04:55,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:55,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:55,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:55,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,362 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-01-10 07:04:55,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,364 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-01-10 07:04:55,372 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 [2025-01-10 07:04:55,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:04:55,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:04:55,387 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:55,393 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-01-10 07:04:55,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,395 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-01-10 07:04:55,399 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 [2025-01-10 07:04:55,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:55,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:55,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:55,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:55,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:04:55,413 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:04:55,419 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:04:55,431 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2025-01-10 07:04:55,433 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2025-01-10 07:04:55,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,436 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:55,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-01-10 07:04:55,442 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:04:55,454 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:04:55,454 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:04:55,454 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strchr_~t#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc15#1.base)_1) = -1*ULTIMATE.start_strchr_~t#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc15#1.base)_1 Supporting invariants [] [2025-01-10 07:04:55,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:55,487 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2025-01-10 07:04:55,495 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~t!offset [2025-01-10 07:04:55,496 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:04:55,496 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:04:55,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:55,560 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:04:55,575 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:04:55,575 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:55,575 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:55,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 07:04:55,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:04:55,588 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-10 07:04:55,598 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:04:55,598 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:55,598 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:55,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-01-10 07:04:55,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:04:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:04:55,699 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2025-01-10 07:04:55,700 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.625) internal successors, (26), 16 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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) [2025-01-10 07:04:55,773 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.625) internal successors, (26), 16 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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 38 states and 55 transitions. Complement of second has 8 states. [2025-01-10 07:04:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-01-10 07:04:55,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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) [2025-01-10 07:04:55,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2025-01-10 07:04:55,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 3 letters. Loop has 9 letters. [2025-01-10 07:04:55,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:55,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 12 letters. Loop has 9 letters. [2025-01-10 07:04:55,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:55,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 3 letters. Loop has 18 letters. [2025-01-10 07:04:55,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:55,783 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 55 transitions. [2025-01-10 07:04:55,784 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:04:55,785 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 0 states and 0 transitions. [2025-01-10 07:04:55,786 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:04:55,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:04:55,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:04:55,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:04:55,786 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:04:55,786 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:04:55,786 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:04:55,786 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:04:55,786 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:04:55,786 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:04:55,786 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:04:55,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:04:55 BoogieIcfgContainer [2025-01-10 07:04:55,791 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:04:55,791 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:04:55,791 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:04:55,792 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:04:55,792 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:04:48" (3/4) ... [2025-01-10 07:04:55,794 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:04:55,794 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:04:55,795 INFO L158 Benchmark]: Toolchain (without parser) took 8346.59ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 128.8MB in the beginning and 171.2MB in the end (delta: -42.4MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2025-01-10 07:04:55,795 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 184.5MB. Free memory is still 111.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:04:55,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.21ms. Allocated memory is still 167.8MB. Free memory was 128.5MB in the beginning and 112.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:04:55,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.95ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 110.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:04:55,795 INFO L158 Benchmark]: Boogie Preprocessor took 45.62ms. Allocated memory is still 167.8MB. Free memory was 110.8MB in the beginning and 108.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:04:55,795 INFO L158 Benchmark]: RCFGBuilder took 223.24ms. Allocated memory is still 167.8MB. Free memory was 108.9MB in the beginning and 96.1MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:04:55,795 INFO L158 Benchmark]: BuchiAutomizer took 7549.06ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 96.1MB in the beginning and 171.2MB in the end (delta: -75.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:04:55,796 INFO L158 Benchmark]: Witness Printer took 2.69ms. Allocated memory is still 243.3MB. Free memory was 171.2MB in the beginning and 171.2MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:04:55,797 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 184.5MB. Free memory is still 111.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.21ms. Allocated memory is still 167.8MB. Free memory was 128.5MB in the beginning and 112.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.95ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 110.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.62ms. Allocated memory is still 167.8MB. Free memory was 110.8MB in the beginning and 108.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 223.24ms. Allocated memory is still 167.8MB. Free memory was 108.9MB in the beginning and 96.1MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 7549.06ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 96.1MB in the beginning and 171.2MB in the end (delta: -75.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.69ms. Allocated memory is still 243.3MB. Free memory was 171.2MB in the beginning and 171.2MB in the end (delta: 39.1kB). 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: ~t!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 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 7.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37 IncrementalHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 14 mSDtfsCounter, 37 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital199 mio100 ax100 hnf100 lsp108 ukn55 mio100 lsp34 div100 bol100 ite100 ukn100 eq176 hnf100 smp100 dnf8662 smp42 tf100 neg100 sie162 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 1 VariablesLoop: 1 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! [2025-01-10 07:04:55,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:56,013 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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