./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/c.08-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c00e63dc 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-memory-alloca/c.08-alloca.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 461dc838a66b90dbc84e0c687808dbd6d568e1b4ffb694b9909dedb46b2980b4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 19:05:32,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 19:05:32,634 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-02-06 19:05:32,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 19:05:32,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 19:05:32,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-06 19:05:32,650 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 19:05:32,650 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 19:05:32,650 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 19:05:32,650 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 19:05:32,650 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 19:05:32,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 19:05:32,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 19:05:32,651 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 19:05:32,651 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-06 19:05:32,651 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-06 19:05:32,651 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-06 19:05:32,651 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-06 19:05:32,651 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-06 19:05:32,651 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-06 19:05:32,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 19:05:32,652 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 19:05:32,653 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 19:05:32,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 19:05:32,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 19:05:32,653 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 19:05:32,653 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-06 19:05:32,653 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 -> 461dc838a66b90dbc84e0c687808dbd6d568e1b4ffb694b9909dedb46b2980b4 [2025-02-06 19:05:32,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 19:05:32,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 19:05:32,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 19:05:32,830 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 19:05:32,831 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 19:05:32,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/c.08-alloca.i [2025-02-06 19:05:33,937 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a053a4c4e/dfdb9232141b41c388fe08907460fcc8/FLAGdee77f44a [2025-02-06 19:05:34,183 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 19:05:34,184 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/c.08-alloca.i [2025-02-06 19:05:34,193 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a053a4c4e/dfdb9232141b41c388fe08907460fcc8/FLAGdee77f44a [2025-02-06 19:05:34,208 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a053a4c4e/dfdb9232141b41c388fe08907460fcc8 [2025-02-06 19:05:34,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 19:05:34,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 19:05:34,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 19:05:34,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 19:05:34,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 19:05:34,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db9aec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34, skipping insertion in model container [2025-02-06 19:05:34,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,244 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 19:05:34,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 19:05:34,434 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 19:05:34,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 19:05:34,480 INFO L204 MainTranslator]: Completed translation [2025-02-06 19:05:34,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34 WrapperNode [2025-02-06 19:05:34,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 19:05:34,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 19:05:34,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 19:05:34,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 19:05:34,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,507 INFO L138 Inliner]: procedures = 111, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2025-02-06 19:05:34,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 19:05:34,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 19:05:34,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 19:05:34,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 19:05:34,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,516 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,527 INFO L175 MemorySlicer]: Split 12 memory accesses to 3 slices as follows [5, 5, 2]. 42 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 6 writes are split as follows [3, 2, 1]. [2025-02-06 19:05:34,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,530 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,531 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,532 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,533 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 19:05:34,534 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 19:05:34,534 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 19:05:34,534 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 19:05:34,534 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (1/1) ... [2025-02-06 19:05:34,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:34,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:34,562 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) [2025-02-06 19:05:34,569 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 [2025-02-06 19:05:34,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 19:05:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 19:05:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 19:05:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 19:05:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 19:05:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 19:05:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 19:05:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 19:05:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 19:05:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 19:05:34,665 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 19:05:34,666 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 19:05:34,742 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L565: havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;havoc main_#t~ret13#1; [2025-02-06 19:05:34,743 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L562: havoc test_fun_#t~mem10#1;call ULTIMATE.dealloc(test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset);havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call ULTIMATE.dealloc(test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset);havoc test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call ULTIMATE.dealloc(test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset);havoc test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset; [2025-02-06 19:05:34,752 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-02-06 19:05:34,752 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 19:05:34,760 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 19:05:34,761 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 19:05:34,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:05:34 BoogieIcfgContainer [2025-02-06 19:05:34,761 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 19:05:34,762 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-06 19:05:34,762 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-06 19:05:34,766 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-06 19:05:34,766 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:05:34,766 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.02 07:05:34" (1/3) ... [2025-02-06 19:05:34,767 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24066f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.02 07:05:34, skipping insertion in model container [2025-02-06 19:05:34,768 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:05:34,768 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:05:34" (2/3) ... [2025-02-06 19:05:34,768 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24066f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.02 07:05:34, skipping insertion in model container [2025-02-06 19:05:34,768 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:05:34,768 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:05:34" (3/3) ... [2025-02-06 19:05:34,769 INFO L363 chiAutomizerObserver]: Analyzing ICFG c.08-alloca.i [2025-02-06 19:05:34,804 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-06 19:05:34,804 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-06 19:05:34,805 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-06 19:05:34,805 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-06 19:05:34,805 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-06 19:05:34,806 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-06 19:05:34,806 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-06 19:05:34,806 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-06 19:05:34,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:05:34,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2025-02-06 19:05:34,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:05:34,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:05:34,822 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:05:34,823 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-02-06 19:05:34,823 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-06 19:05:34,823 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:05:34,824 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2025-02-06 19:05:34,824 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:05:34,824 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:05:34,825 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:05:34,825 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-02-06 19:05:34,828 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~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#0(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" [2025-02-06 19:05:34,828 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" "assume !true;" "call test_fun_#t~mem9#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;" [2025-02-06 19:05:34,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:34,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1632, now seen corresponding path program 1 times [2025-02-06 19:05:34,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:34,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616198485] [2025-02-06 19:05:34,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:05:34,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:34,899 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:34,923 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:34,924 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:34,924 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:34,924 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:34,927 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:34,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:34,937 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:34,937 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:34,947 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:34,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:34,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1476506, now seen corresponding path program 1 times [2025-02-06 19:05:34,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:34,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758513469] [2025-02-06 19:05:34,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:05:34,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:34,954 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 19:05:34,956 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 19:05:34,956 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:34,956 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:34,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:34,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:05:34,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758513469] [2025-02-06 19:05:34,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758513469] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 19:05:34,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 19:05:34,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 19:05:34,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129811291] [2025-02-06 19:05:34,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 19:05:34,981 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-02-06 19:05:34,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:05:34,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 19:05:34,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 19:05:34,997 INFO L87 Difference]: Start difference. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2025-02-06 19:05:35,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:05:35,000 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2025-02-06 19:05:35,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2025-02-06 19:05:35,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2025-02-06 19:05:35,004 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 7 states and 8 transitions. [2025-02-06 19:05:35,005 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2025-02-06 19:05:35,005 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2025-02-06 19:05:35,005 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 8 transitions. [2025-02-06 19:05:35,005 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:05:35,006 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2025-02-06 19:05:35,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 8 transitions. [2025-02-06 19:05:35,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2025-02-06 19:05:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 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) [2025-02-06 19:05:35,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2025-02-06 19:05:35,019 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2025-02-06 19:05:35,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 19:05:35,022 INFO L432 stractBuchiCegarLoop]: Abstraction has 7 states and 8 transitions. [2025-02-06 19:05:35,022 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-06 19:05:35,022 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 8 transitions. [2025-02-06 19:05:35,022 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2025-02-06 19:05:35,022 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:05:35,022 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:05:35,022 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:05:35,023 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-02-06 19:05:35,023 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#0(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" [2025-02-06 19:05:35,023 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume !(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;" "call test_fun_#t~mem9#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;" [2025-02-06 19:05:35,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:35,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1632, now seen corresponding path program 2 times [2025-02-06 19:05:35,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:35,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849892349] [2025-02-06 19:05:35,023 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:05:35,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:35,034 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:35,043 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:35,043 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 19:05:35,043 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:35,043 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:35,045 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:35,053 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:35,053 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:35,054 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:35,056 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:35,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:35,056 INFO L85 PathProgramCache]: Analyzing trace with hash 45770825, now seen corresponding path program 1 times [2025-02-06 19:05:35,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:35,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363840971] [2025-02-06 19:05:35,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:05:35,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:35,064 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-06 19:05:35,068 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-06 19:05:35,068 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:35,068 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:35,069 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:35,070 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-06 19:05:35,076 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-06 19:05:35,076 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:35,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:35,078 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:35,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:35,078 INFO L85 PathProgramCache]: Analyzing trace with hash -504724150, now seen corresponding path program 1 times [2025-02-06 19:05:35,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:35,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860481149] [2025-02-06 19:05:35,078 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:05:35,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:35,090 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-06 19:05:35,105 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-06 19:05:35,105 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:35,105 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:35,105 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:35,110 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-06 19:05:35,132 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-06 19:05:35,132 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:35,132 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:35,139 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:35,672 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:05:35,673 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:05:35,673 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:05:35,673 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:05:35,673 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:05:35,673 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:35,674 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:05:35,674 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:05:35,674 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.08-alloca.i_Iteration2_Lasso [2025-02-06 19:05:35,674 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:05:35,674 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:05:35,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,697 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,701 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,703 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:35,711 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:36,333 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:05:36,335 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:05:36,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,338 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) [2025-02-06 19:05:36,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:05:36,342 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 [2025-02-06 19:05:36,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,357 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,363 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 [2025-02-06 19:05:36,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,365 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) [2025-02-06 19:05:36,366 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 [2025-02-06 19:05:36,368 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 [2025-02-06 19:05:36,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,380 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:36,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,391 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) [2025-02-06 19:05:36,393 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 [2025-02-06 19:05:36,394 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 [2025-02-06 19:05:36,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,406 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,411 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 [2025-02-06 19:05:36,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,413 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) [2025-02-06 19:05:36,417 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 [2025-02-06 19:05:36,417 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 [2025-02-06 19:05:36,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,429 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-02-06 19:05:36,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,436 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) [2025-02-06 19:05:36,438 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 [2025-02-06 19:05:36,439 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 [2025-02-06 19:05:36,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,450 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,455 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 [2025-02-06 19:05:36,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,457 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) [2025-02-06 19:05:36,459 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 [2025-02-06 19:05:36,460 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 [2025-02-06 19:05:36,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,475 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:36,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,482 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) [2025-02-06 19:05:36,484 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 [2025-02-06 19:05:36,484 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 [2025-02-06 19:05:36,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,496 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:36,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,508 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) [2025-02-06 19:05:36,509 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 [2025-02-06 19:05:36,510 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 [2025-02-06 19:05:36,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,525 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,532 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 [2025-02-06 19:05:36,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,535 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) [2025-02-06 19:05:36,536 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 [2025-02-06 19:05:36,537 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 [2025-02-06 19:05:36,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,549 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,556 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 [2025-02-06 19:05:36,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,558 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) [2025-02-06 19:05:36,563 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 [2025-02-06 19:05:36,563 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 [2025-02-06 19:05:36,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,575 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,580 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 [2025-02-06 19:05:36,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,582 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) [2025-02-06 19:05:36,583 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 [2025-02-06 19:05:36,584 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 [2025-02-06 19:05:36,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:36,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:36,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:36,599 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:36,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,607 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) [2025-02-06 19:05:36,608 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 [2025-02-06 19:05:36,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:05:36,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,628 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-02-06 19:05:36,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,630 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) [2025-02-06 19:05:36,631 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 [2025-02-06 19:05:36,632 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 [2025-02-06 19:05:36,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,656 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:36,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,665 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) [2025-02-06 19:05:36,666 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 [2025-02-06 19:05:36,667 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 [2025-02-06 19:05:36,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,687 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 [2025-02-06 19:05:36,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,689 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) [2025-02-06 19:05:36,692 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 [2025-02-06 19:05:36,693 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 [2025-02-06 19:05:36,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,738 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,744 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-02-06 19:05:36,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,748 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) [2025-02-06 19:05:36,750 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 [2025-02-06 19:05:36,751 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 [2025-02-06 19:05:36,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,768 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,776 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-02-06 19:05:36,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,780 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) [2025-02-06 19:05:36,791 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 [2025-02-06 19:05:36,791 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 [2025-02-06 19:05:36,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,808 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,814 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 [2025-02-06 19:05:36,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,816 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) [2025-02-06 19:05:36,824 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 [2025-02-06 19:05:36,825 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 [2025-02-06 19:05:36,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,842 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,850 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 [2025-02-06 19:05:36,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,852 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) [2025-02-06 19:05:36,855 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 [2025-02-06 19:05:36,856 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 [2025-02-06 19:05:36,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,875 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,884 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 [2025-02-06 19:05:36,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,886 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) [2025-02-06 19:05:36,888 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 [2025-02-06 19:05:36,888 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 [2025-02-06 19:05:36,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,907 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,914 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 [2025-02-06 19:05:36,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,916 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2025-02-06 19:05:36,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-02-06 19:05:36,917 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 [2025-02-06 19:05:36,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,933 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,941 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,949 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2025-02-06 19:05:36,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,951 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2025-02-06 19:05:36,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-02-06 19:05:36,957 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 [2025-02-06 19:05:36,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:36,973 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:36,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:36,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:36,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:36,981 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2025-02-06 19:05:36,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-02-06 19:05:36,982 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 [2025-02-06 19:05:36,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:36,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:36,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:36,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:36,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:36,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:37,007 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:05:37,024 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2025-02-06 19:05:37,025 INFO L444 ModelExtractionUtils]: 11 out of 16 variables were initially zero. Simplification set additionally 2 variables to zero. [2025-02-06 19:05:37,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:37,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:37,029 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2025-02-06 19:05:37,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-02-06 19:05:37,031 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:05:37,042 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-06 19:05:37,042 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:05:37,043 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_1) = 2*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_1 + 1 Supporting invariants [] [2025-02-06 19:05:37,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:37,096 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2025-02-06 19:05:37,101 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-06 19:05:37,101 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-06 19:05:37,101 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] [2025-02-06 19:05:37,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:37,121 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:37,132 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:37,132 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:37,132 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:37,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:05:37,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:37,141 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-06 19:05:37,145 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-06 19:05:37,145 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:37,145 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:37,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 19:05:37,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:37,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:37,185 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-02-06 19:05:37,185 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:05:37,226 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 15 transitions. Complement of second has 6 states. [2025-02-06 19:05:37,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:05:37,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:05:37,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2025-02-06 19:05:37,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 5 letters. [2025-02-06 19:05:37,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:37,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 7 letters. Loop has 5 letters. [2025-02-06 19:05:37,234 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:37,234 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 10 letters. [2025-02-06 19:05:37,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:37,235 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 15 transitions. [2025-02-06 19:05:37,235 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:05:37,235 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 11 states and 14 transitions. [2025-02-06 19:05:37,235 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2025-02-06 19:05:37,235 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2025-02-06 19:05:37,235 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2025-02-06 19:05:37,235 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:05:37,235 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2025-02-06 19:05:37,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2025-02-06 19:05:37,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2025-02-06 19:05:37,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2025-02-06 19:05:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2025-02-06 19:05:37,236 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2025-02-06 19:05:37,236 INFO L432 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2025-02-06 19:05:37,236 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-02-06 19:05:37,236 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2025-02-06 19:05:37,236 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:05:37,236 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:05:37,237 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:05:37,238 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-02-06 19:05:37,238 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-06 19:05:37,238 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~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#0(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" [2025-02-06 19:05:37,238 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" [2025-02-06 19:05:37,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:37,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1568927, now seen corresponding path program 1 times [2025-02-06 19:05:37,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:37,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788786271] [2025-02-06 19:05:37,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:05:37,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:37,250 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 19:05:37,269 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 19:05:37,269 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:37,269 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:37,269 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:37,271 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 19:05:37,283 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 19:05:37,288 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:37,288 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:37,291 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:37,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:37,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 1 times [2025-02-06 19:05:37,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:37,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574271725] [2025-02-06 19:05:37,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:05:37,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:37,298 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:37,300 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:37,300 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:37,300 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:37,300 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:37,305 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:37,306 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:37,306 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:37,306 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:37,311 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:37,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:37,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1507739230, now seen corresponding path program 1 times [2025-02-06 19:05:37,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:37,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654392379] [2025-02-06 19:05:37,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:05:37,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:37,320 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:05:37,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:05:37,331 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:37,331 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:37,331 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:37,335 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:05:37,350 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:05:37,350 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:37,350 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:37,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:37,793 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:05:37,793 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:05:37,793 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:05:37,793 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:05:37,793 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:05:37,793 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:37,793 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:05:37,793 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:05:37,793 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.08-alloca.i_Iteration3_Lasso [2025-02-06 19:05:37,793 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:05:37,793 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:05:37,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:37,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:38,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:38,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:38,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:38,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:38,220 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:05:38,220 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:05:38,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,222 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2025-02-06 19:05:38,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-02-06 19:05:38,225 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 [2025-02-06 19:05:38,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:38,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:38,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:38,238 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:38,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,245 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2025-02-06 19:05:38,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-02-06 19:05:38,247 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 [2025-02-06 19:05:38,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:38,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:38,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:38,258 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:38,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,266 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2025-02-06 19:05:38,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-02-06 19:05:38,267 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 [2025-02-06 19:05:38,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:38,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:38,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:38,278 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,284 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:38,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,286 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2025-02-06 19:05:38,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-02-06 19:05:38,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:05:38,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:38,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:38,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,306 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-02-06 19:05:38,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,308 INFO L229 MonitoredProcess]: Starting monitored process 30 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) [2025-02-06 19:05:38,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-02-06 19:05:38,310 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 [2025-02-06 19:05:38,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:38,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:38,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:38,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:38,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,328 INFO L229 MonitoredProcess]: Starting monitored process 31 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) [2025-02-06 19:05:38,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-02-06 19:05:38,330 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 [2025-02-06 19:05:38,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:38,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,341 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:38,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:38,342 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:38,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,349 INFO L229 MonitoredProcess]: Starting monitored process 32 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) [2025-02-06 19:05:38,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-02-06 19:05:38,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:05:38,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:38,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:38,365 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:38,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,373 INFO L229 MonitoredProcess]: Starting monitored process 33 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) [2025-02-06 19:05:38,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-02-06 19:05:38,374 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 [2025-02-06 19:05:38,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:38,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:38,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:38,385 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2025-02-06 19:05:38,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,392 INFO L229 MonitoredProcess]: Starting monitored process 34 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) [2025-02-06 19:05:38,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-02-06 19:05:38,394 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 [2025-02-06 19:05:38,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:38,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:38,407 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-02-06 19:05:38,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,420 INFO L229 MonitoredProcess]: Starting monitored process 35 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) [2025-02-06 19:05:38,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-02-06 19:05:38,422 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 [2025-02-06 19:05:38,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:38,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:38,435 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:38,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:38,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,442 INFO L229 MonitoredProcess]: Starting monitored process 36 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) [2025-02-06 19:05:38,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-02-06 19:05:38,444 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 [2025-02-06 19:05:38,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:38,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:38,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:38,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:38,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:38,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:38,459 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:05:38,466 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2025-02-06 19:05:38,466 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2025-02-06 19:05:38,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:38,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:38,470 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2025-02-06 19:05:38,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-02-06 19:05:38,471 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:05:38,482 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-06 19:05:38,483 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:05:38,483 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~j_ref~0#1.base) ULTIMATE.start_test_fun_~j_ref~0#1.offset)_2, v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_2) = -1*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~j_ref~0#1.base) ULTIMATE.start_test_fun_~j_ref~0#1.offset)_2 + 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_2 Supporting invariants [] [2025-02-06 19:05:38,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-02-06 19:05:38,556 INFO L156 tatePredicateManager]: 15 out of 15 supporting invariants were superfluous and have been removed [2025-02-06 19:05:38,557 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-02-06 19:05:38,557 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-02-06 19:05:38,560 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~j_ref~0!base,]]] [2025-02-06 19:05:38,560 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-06 19:05:38,560 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-06 19:05:38,560 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] [2025-02-06 19:05:38,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:38,607 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 19:05:38,630 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 19:05:38,630 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:38,630 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:38,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:05:38,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:38,657 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:38,667 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:38,671 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:38,671 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:38,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 19:05:38,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:38,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:38,702 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-06 19:05:38,702 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:05:38,743 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 34 transitions. Complement of second has 7 states. [2025-02-06 19:05:38,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:05:38,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:05:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2025-02-06 19:05:38,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 4 letters. Loop has 2 letters. [2025-02-06 19:05:38,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:38,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 6 letters. Loop has 2 letters. [2025-02-06 19:05:38,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:38,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 4 letters. Loop has 4 letters. [2025-02-06 19:05:38,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:38,749 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 34 transitions. [2025-02-06 19:05:38,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:05:38,750 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 19 states and 23 transitions. [2025-02-06 19:05:38,750 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2025-02-06 19:05:38,750 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2025-02-06 19:05:38,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 23 transitions. [2025-02-06 19:05:38,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:05:38,750 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2025-02-06 19:05:38,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 23 transitions. [2025-02-06 19:05:38,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 15. [2025-02-06 19:05:38,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 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) [2025-02-06 19:05:38,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2025-02-06 19:05:38,751 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 18 transitions. [2025-02-06 19:05:38,751 INFO L432 stractBuchiCegarLoop]: Abstraction has 15 states and 18 transitions. [2025-02-06 19:05:38,751 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-02-06 19:05:38,751 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 18 transitions. [2025-02-06 19:05:38,753 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:05:38,753 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:05:38,753 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:05:38,754 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1] [2025-02-06 19:05:38,754 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-06 19:05:38,755 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~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#0(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume !(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;" "call test_fun_#t~mem9#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" [2025-02-06 19:05:38,755 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" [2025-02-06 19:05:38,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:38,755 INFO L85 PathProgramCache]: Analyzing trace with hash 291396873, now seen corresponding path program 2 times [2025-02-06 19:05:38,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:38,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031724650] [2025-02-06 19:05:38,755 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:05:38,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:38,774 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 9 statements into 2 equivalence classes. [2025-02-06 19:05:38,800 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 9 of 9 statements. [2025-02-06 19:05:38,806 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:05:38,806 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:38,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:39,001 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2025-02-06 19:05:39,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:39,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:05:39,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031724650] [2025-02-06 19:05:39,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031724650] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 19:05:39,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267004906] [2025-02-06 19:05:39,022 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:05:39,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 19:05:39,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:39,024 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 19:05:39,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2025-02-06 19:05:39,062 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 9 statements into 2 equivalence classes. [2025-02-06 19:05:39,076 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 9 of 9 statements. [2025-02-06 19:05:39,076 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:05:39,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:39,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-02-06 19:05:39,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:39,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-02-06 19:05:39,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2025-02-06 19:05:39,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2025-02-06 19:05:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:39,114 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 19:05:39,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267004906] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 19:05:39,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 19:05:39,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 8 [2025-02-06 19:05:39,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608036508] [2025-02-06 19:05:39,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 19:05:39,115 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-06 19:05:39,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:39,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 2 times [2025-02-06 19:05:39,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:39,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353242083] [2025-02-06 19:05:39,115 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:05:39,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:39,117 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:39,119 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:39,119 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 19:05:39,119 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,119 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:39,120 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:39,121 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:39,121 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:39,121 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,122 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:39,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:05:39,162 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 19:05:39,162 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2025-02-06 19:05:39,162 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. cyclomatic complexity: 6 Second operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 7 states have internal predecessors, (9), 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) [2025-02-06 19:05:39,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:05:39,207 INFO L93 Difference]: Finished difference Result 26 states and 30 transitions. [2025-02-06 19:05:39,207 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2025-02-06 19:05:39,208 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:05:39,209 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 21 states and 24 transitions. [2025-02-06 19:05:39,209 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-02-06 19:05:39,209 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-02-06 19:05:39,209 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 24 transitions. [2025-02-06 19:05:39,209 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:05:39,209 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 24 transitions. [2025-02-06 19:05:39,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 24 transitions. [2025-02-06 19:05:39,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 18. [2025-02-06 19:05:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 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) [2025-02-06 19:05:39,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2025-02-06 19:05:39,210 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2025-02-06 19:05:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 19:05:39,211 INFO L432 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2025-02-06 19:05:39,211 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-02-06 19:05:39,211 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2025-02-06 19:05:39,211 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:05:39,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:05:39,211 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:05:39,215 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1] [2025-02-06 19:05:39,215 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-06 19:05:39,215 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~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#0(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume !(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;" "call test_fun_#t~mem9#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" [2025-02-06 19:05:39,215 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" [2025-02-06 19:05:39,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:39,215 INFO L85 PathProgramCache]: Analyzing trace with hash 892520106, now seen corresponding path program 1 times [2025-02-06 19:05:39,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:39,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068221171] [2025-02-06 19:05:39,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:05:39,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:39,220 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-06 19:05:39,226 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-06 19:05:39,226 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:39,227 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,227 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:39,228 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-06 19:05:39,233 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-06 19:05:39,234 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:39,234 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,235 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:39,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:39,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 3 times [2025-02-06 19:05:39,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:39,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130544518] [2025-02-06 19:05:39,236 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 19:05:39,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:39,238 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:39,239 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:39,239 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-02-06 19:05:39,239 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,239 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:39,240 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:39,241 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:39,241 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:39,241 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,242 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:39,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:39,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1281636951, now seen corresponding path program 2 times [2025-02-06 19:05:39,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:39,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283130546] [2025-02-06 19:05:39,242 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:05:39,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:39,247 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 13 statements into 2 equivalence classes. [2025-02-06 19:05:39,254 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 19:05:39,254 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:05:39,254 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:39,473 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:39,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:05:39,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283130546] [2025-02-06 19:05:39,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283130546] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 19:05:39,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594497917] [2025-02-06 19:05:39,473 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:05:39,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 19:05:39,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:39,475 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 19:05:39,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2025-02-06 19:05:39,515 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 13 statements into 2 equivalence classes. [2025-02-06 19:05:39,532 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 19:05:39,532 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:05:39,532 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:39,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-02-06 19:05:39,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:39,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-02-06 19:05:39,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2025-02-06 19:05:39,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2025-02-06 19:05:39,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2025-02-06 19:05:39,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2025-02-06 19:05:39,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:39,616 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 19:05:39,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2025-02-06 19:05:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:39,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594497917] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 19:05:39,690 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 19:05:39,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 19 [2025-02-06 19:05:39,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032784114] [2025-02-06 19:05:39,690 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 19:05:39,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:05:39,731 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-02-06 19:05:39,731 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=302, Unknown=0, NotChecked=0, Total=380 [2025-02-06 19:05:39,731 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 6 Second operand has 20 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 20 states have internal predecessors, (32), 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) [2025-02-06 19:05:39,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:05:39,802 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2025-02-06 19:05:39,803 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 40 transitions. [2025-02-06 19:05:39,803 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:05:39,803 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 27 states and 30 transitions. [2025-02-06 19:05:39,803 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2025-02-06 19:05:39,804 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-02-06 19:05:39,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 30 transitions. [2025-02-06 19:05:39,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:05:39,804 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 30 transitions. [2025-02-06 19:05:39,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 30 transitions. [2025-02-06 19:05:39,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2025-02-06 19:05:39,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:05:39,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2025-02-06 19:05:39,805 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 25 transitions. [2025-02-06 19:05:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-06 19:05:39,805 INFO L432 stractBuchiCegarLoop]: Abstraction has 22 states and 25 transitions. [2025-02-06 19:05:39,805 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-02-06 19:05:39,805 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 25 transitions. [2025-02-06 19:05:39,805 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:05:39,805 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:05:39,805 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:05:39,806 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 1, 1, 1, 1] [2025-02-06 19:05:39,806 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-06 19:05:39,806 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~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#0(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume !(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;" "call test_fun_#t~mem9#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 >= 0;havoc test_fun_#t~mem5#1;call write~int#0(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);" [2025-02-06 19:05:39,806 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call test_fun_#t~mem7#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);" "assume test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#0(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" [2025-02-06 19:05:39,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:39,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1248637941, now seen corresponding path program 3 times [2025-02-06 19:05:39,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:39,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513243463] [2025-02-06 19:05:39,809 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 19:05:39,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:39,816 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 13 statements into 4 equivalence classes. [2025-02-06 19:05:39,828 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 19:05:39,828 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2025-02-06 19:05:39,828 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,828 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:39,830 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-06 19:05:39,839 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 19:05:39,839 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:39,839 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,841 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:39,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:39,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 4 times [2025-02-06 19:05:39,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:39,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17192015] [2025-02-06 19:05:39,841 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-02-06 19:05:39,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:39,844 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 2 statements into 2 equivalence classes. [2025-02-06 19:05:39,845 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:39,845 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-02-06 19:05:39,845 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,845 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:39,846 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:39,847 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:39,847 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:39,847 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,847 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:39,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:39,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1645185334, now seen corresponding path program 4 times [2025-02-06 19:05:39,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:05:39,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453786685] [2025-02-06 19:05:39,848 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-02-06 19:05:39,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:05:39,854 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 15 statements into 2 equivalence classes. [2025-02-06 19:05:39,865 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 15 of 15 statements. [2025-02-06 19:05:39,865 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-02-06 19:05:39,865 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,865 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:05:39,866 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-02-06 19:05:39,872 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-02-06 19:05:39,872 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:39,873 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:05:39,875 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:05:40,876 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:05:40,877 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:05:40,877 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:05:40,877 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:05:40,877 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:05:40,877 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:40,877 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:05:40,877 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:05:40,877 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.08-alloca.i_Iteration6_Lasso [2025-02-06 19:05:40,877 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:05:40,877 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:05:40,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,891 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,899 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:40,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:41,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:41,188 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:05:41,399 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:05:41,399 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:05:41,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,401 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2025-02-06 19:05:41,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-02-06 19:05:41,403 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 [2025-02-06 19:05:41,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:41,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:41,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:41,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,420 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-02-06 19:05:41,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,422 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2025-02-06 19:05:41,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-02-06 19:05:41,424 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 [2025-02-06 19:05:41,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:41,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:41,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:41,436 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-02-06 19:05:41,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,446 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2025-02-06 19:05:41,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-02-06 19:05:41,448 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 [2025-02-06 19:05:41,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:41,460 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:41,462 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,468 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:41,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,470 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2025-02-06 19:05:41,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-02-06 19:05:41,471 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 [2025-02-06 19:05:41,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:41,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:41,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:41,483 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:41,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,490 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2025-02-06 19:05:41,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-02-06 19:05:41,492 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 [2025-02-06 19:05:41,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:41,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:41,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:41,503 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:41,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,511 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2025-02-06 19:05:41,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-02-06 19:05:41,513 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 [2025-02-06 19:05:41,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:41,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:41,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:41,524 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:41,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,531 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2025-02-06 19:05:41,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-02-06 19:05:41,533 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 [2025-02-06 19:05:41,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:41,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:41,547 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,555 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2025-02-06 19:05:41,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,556 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2025-02-06 19:05:41,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-02-06 19:05:41,559 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 [2025-02-06 19:05:41,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:41,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:41,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:41,570 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:41,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,576 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2025-02-06 19:05:41,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-02-06 19:05:41,578 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 [2025-02-06 19:05:41,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:41,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:41,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:41,589 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2025-02-06 19:05:41,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,596 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2025-02-06 19:05:41,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-02-06 19:05:41,598 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 [2025-02-06 19:05:41,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:05:41,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:05:41,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:05:41,609 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,614 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-02-06 19:05:41,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,616 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2025-02-06 19:05:41,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-02-06 19:05:41,618 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 [2025-02-06 19:05:41,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,630 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:41,630 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:41,635 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2025-02-06 19:05:41,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,644 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2025-02-06 19:05:41,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-02-06 19:05:41,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:05:41,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:41,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:41,660 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,665 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:41,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,667 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2025-02-06 19:05:41,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-02-06 19:05:41,669 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 [2025-02-06 19:05:41,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:41,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:41,685 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:41,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,693 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2025-02-06 19:05:41,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-02-06 19:05:41,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:05:41,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:41,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:41,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:41,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,714 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2025-02-06 19:05:41,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-02-06 19:05:41,716 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 [2025-02-06 19:05:41,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:41,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:41,730 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:05:41,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2025-02-06 19:05:41,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,737 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2025-02-06 19:05:41,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-02-06 19:05:41,738 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 [2025-02-06 19:05:41,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:05:41,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:05:41,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:05:41,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:05:41,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:05:41,751 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:05:41,757 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:05:41,775 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-02-06 19:05:41,775 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2025-02-06 19:05:41,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:05:41,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:05:41,777 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2025-02-06 19:05:41,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-02-06 19:05:41,780 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:05:41,790 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-06 19:05:41,790 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:05:41,790 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~j_ref~0#1.base) ULTIMATE.start_test_fun_~j_ref~0#1.offset)_3, v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_3) = -1*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~j_ref~0#1.base) ULTIMATE.start_test_fun_~j_ref~0#1.offset)_3 + 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_3 Supporting invariants [] [2025-02-06 19:05:41,796 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2025-02-06 19:05:41,838 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2025-02-06 19:05:41,839 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-02-06 19:05:41,839 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-02-06 19:05:41,839 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~j_ref~0!base,]]] [2025-02-06 19:05:41,839 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-06 19:05:41,839 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-06 19:05:41,839 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] [2025-02-06 19:05:41,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:41,864 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-06 19:05:41,877 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 19:05:41,877 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:41,877 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:41,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:05:41,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:41,898 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:41,902 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:41,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:41,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:41,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 19:05:41,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:41,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:41,920 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-06 19:05:41,920 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2025-02-06 19:05:41,949 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 38 transitions. Complement of second has 7 states. [2025-02-06 19:05:41,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:05:41,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2025-02-06 19:05:41,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2025-02-06 19:05:41,950 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 13 letters. Loop has 2 letters. [2025-02-06 19:05:41,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:41,950 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-02-06 19:05:41,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:41,972 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-06 19:05:41,989 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 19:05:41,989 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:41,989 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:41,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:05:41,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:42,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:42,012 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:42,012 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:42,012 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:42,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 19:05:42,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:42,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:42,029 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-06 19:05:42,030 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2025-02-06 19:05:42,055 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 38 transitions. Complement of second has 7 states. [2025-02-06 19:05:42,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:05:42,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2025-02-06 19:05:42,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2025-02-06 19:05:42,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 13 letters. Loop has 2 letters. [2025-02-06 19:05:42,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:42,059 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-02-06 19:05:42,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:05:42,079 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-06 19:05:42,094 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 19:05:42,095 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:42,095 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:42,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:05:42,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:42,115 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:05:42,117 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:05:42,117 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:05:42,117 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:05:42,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 19:05:42,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:05:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:05:42,136 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-06 19:05:42,136 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2025-02-06 19:05:42,162 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 34 states and 40 transitions. Complement of second has 6 states. [2025-02-06 19:05:42,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:05:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2025-02-06 19:05:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2025-02-06 19:05:42,168 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 13 letters. Loop has 2 letters. [2025-02-06 19:05:42,169 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:42,169 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 15 letters. Loop has 2 letters. [2025-02-06 19:05:42,169 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:42,169 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 13 letters. Loop has 4 letters. [2025-02-06 19:05:42,169 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:05:42,169 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 40 transitions. [2025-02-06 19:05:42,170 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:05:42,171 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2025-02-06 19:05:42,171 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-06 19:05:42,171 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-06 19:05:42,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-06 19:05:42,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:05:42,171 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:05:42,171 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:05:42,171 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:05:42,171 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-02-06 19:05:42,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-06 19:05:42,171 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:05:42,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-06 19:05:42,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.02 07:05:42 BoogieIcfgContainer [2025-02-06 19:05:42,182 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-06 19:05:42,185 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 19:05:42,185 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 19:05:42,185 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 19:05:42,186 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:05:34" (3/4) ... [2025-02-06 19:05:42,187 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 19:05:42,188 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 19:05:42,192 INFO L158 Benchmark]: Toolchain (without parser) took 7981.05ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 110.6MB in the beginning and 221.2MB in the end (delta: -110.6MB). Peak memory consumption was 176.6MB. Max. memory is 16.1GB. [2025-02-06 19:05:42,192 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 123.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:05:42,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.98ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 95.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 19:05:42,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.99ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 93.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:05:42,193 INFO L158 Benchmark]: Boogie Preprocessor took 24.20ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 91.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:05:42,193 INFO L158 Benchmark]: IcfgBuilder took 227.86ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 79.4MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 19:05:42,193 INFO L158 Benchmark]: BuchiAutomizer took 7422.38ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 79.4MB in the beginning and 221.4MB in the end (delta: -142.0MB). Peak memory consumption was 143.1MB. Max. memory is 16.1GB. [2025-02-06 19:05:42,193 INFO L158 Benchmark]: Witness Printer took 6.57ms. Allocated memory is still 427.8MB. Free memory was 221.4MB in the beginning and 221.2MB in the end (delta: 129.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:05:42,194 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 123.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.98ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 95.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.99ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 93.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.20ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 91.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 227.86ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 79.4MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 7422.38ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 79.4MB in the beginning and 221.4MB in the end (delta: -142.0MB). Peak memory consumption was 143.1MB. Max. memory is 16.1GB. * Witness Printer took 6.57ms. Allocated memory is still 427.8MB. Free memory was 221.4MB in the beginning and 221.2MB in the end (delta: 129.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~j_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~j_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 3 modules have a trivial ranking function, the largest among these consists of 20 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.3s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 6.5s. Construction of modules took 0.1s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 12 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 64 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 59 mSDsluCounter, 73 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 29 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 175 IncrementalHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 44 mSDtfsCounter, 175 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital205 mio100 ax108 hnf100 lsp91 ukn73 mio100 lsp24 div100 bol100 ite100 ukn100 eq177 hnf89 smp98 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 1 VariablesLoop: 0 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! [2025-02-06 19:05:42,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-02-06 19:05:42,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:42,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2025-02-06 19:05:42,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE