./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 48c9605d 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/b.10-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 8f561bb39ee57b07ab3831dd4ee3a1e439959bee7f69e1cabc2315100876031b --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:24:12,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:24:12,627 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-02-08 14:24:12,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:24:12,632 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:24:12,632 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:24:12,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:24:12,653 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:24:12,653 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:24:12,654 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:24:12,654 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:24:12,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:24:12,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:24:12,655 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:24:12,656 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:24:12,656 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:24:12,656 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:24:12,656 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:24:12,656 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:24:12,656 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:24:12,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:24:12,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:24:12,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:24:12,657 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:24:12,657 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:24:12,658 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:24:12,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:24:12,658 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:24:12,658 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:24:12,658 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 -> 8f561bb39ee57b07ab3831dd4ee3a1e439959bee7f69e1cabc2315100876031b [2025-02-08 14:24:12,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:24:12,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:24:12,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:24:12,901 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:24:12,901 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:24:12,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2025-02-08 14:24:14,088 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/53a32b43f/a38f172b88b744098214860c180aa3d0/FLAGea2d9f8e3 [2025-02-08 14:24:14,354 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:24:14,354 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2025-02-08 14:24:14,368 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/53a32b43f/a38f172b88b744098214860c180aa3d0/FLAGea2d9f8e3 [2025-02-08 14:24:14,383 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/53a32b43f/a38f172b88b744098214860c180aa3d0 [2025-02-08 14:24:14,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:24:14,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:24:14,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:24:14,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:24:14,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:24:14,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308812fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14, skipping insertion in model container [2025-02-08 14:24:14,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:24:14,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:24:14,620 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:24:14,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:24:14,676 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:24:14,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14 WrapperNode [2025-02-08 14:24:14,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:24:14,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:24:14,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:24:14,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:24:14,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,709 INFO L138 Inliner]: procedures = 111, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2025-02-08 14:24:14,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:24:14,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:24:14,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:24:14,711 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:24:14,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,718 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,729 INFO L175 MemorySlicer]: Split 18 memory accesses to 3 slices as follows [7, 9, 2]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 5 writes are split as follows [2, 2, 1]. [2025-02-08 14:24:14,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,735 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,738 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,740 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:24:14,744 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:24:14,744 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:24:14,744 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:24:14,745 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (1/1) ... [2025-02-08 14:24:14,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:14,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:14,777 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) [2025-02-08 14:24:14,780 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 [2025-02-08 14:24:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 14:24:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 14:24:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 14:24:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 14:24:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 14:24:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 14:24:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 14:24:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 14:24:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:24:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:24:14,864 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:24:14,865 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:24:14,986 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L568: havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;havoc main_#t~ret24#1; [2025-02-08 14:24:14,986 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L565: havoc test_fun_#t~mem21#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; [2025-02-08 14:24:14,997 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2025-02-08 14:24:14,997 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:24:15,003 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:24:15,003 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:24:15,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:24:15 BoogieIcfgContainer [2025-02-08 14:24:15,004 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:24:15,004 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:24:15,004 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:24:15,009 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:24:15,009 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:24:15,009 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:24:14" (1/3) ... [2025-02-08 14:24:15,010 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6028f8d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:24:15, skipping insertion in model container [2025-02-08 14:24:15,010 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:24:15,010 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:24:14" (2/3) ... [2025-02-08 14:24:15,011 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6028f8d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:24:15, skipping insertion in model container [2025-02-08 14:24:15,011 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:24:15,011 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:24:15" (3/3) ... [2025-02-08 14:24:15,012 INFO L363 chiAutomizerObserver]: Analyzing ICFG b.10-alloca.i [2025-02-08 14:24:15,078 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:24:15,078 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:24:15,078 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:24:15,078 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:24:15,078 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:24:15,078 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:24:15,078 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:24:15,078 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:24:15,091 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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) [2025-02-08 14:24:15,110 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2025-02-08 14:24:15,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:24:15,111 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:24:15,115 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2025-02-08 14:24:15,116 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:24:15,116 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-08 14:24:15,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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) [2025-02-08 14:24:15,117 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2025-02-08 14:24:15,117 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:24:15,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:24:15,117 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2025-02-08 14:24:15,117 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:24:15,121 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~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#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~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_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_~y_ref~0#1.base, test_fun_~y_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_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" [2025-02-08 14:24:15,125 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0;" "assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1;" "test_fun_#t~short13#1 := test_fun_#t~short8#1;" "assume test_fun_#t~short13#1;" "test_fun_#t~short16#1 := test_fun_#t~short13#1;" "assume !test_fun_#t~short16#1;" "assume test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);" "assume test_fun_#t~mem17#1 > 0;havoc test_fun_#t~mem17#1;call test_fun_#t~mem18#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem18#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem18#1;" [2025-02-08 14:24:15,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:15,129 INFO L85 PathProgramCache]: Analyzing trace with hash 59, now seen corresponding path program 1 times [2025-02-08 14:24:15,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:15,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37090142] [2025-02-08 14:24:15,143 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:15,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:15,235 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:24:15,291 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:24:15,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:15,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:15,297 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:24:15,305 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:24:15,322 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:24:15,322 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:15,322 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:15,339 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:24:15,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:15,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1060503350, now seen corresponding path program 1 times [2025-02-08 14:24:15,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:15,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608830496] [2025-02-08 14:24:15,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:15,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:15,353 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:24:15,357 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:24:15,361 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:15,362 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:24:15,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:24:15,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:24:15,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608830496] [2025-02-08 14:24:15,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608830496] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 14:24:15,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 14:24:15,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-08 14:24:15,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144291842] [2025-02-08 14:24:15,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:24:15,490 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-02-08 14:24:15,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:24:15,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 14:24:15,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 14:24:15,516 INFO L87 Difference]: Start difference. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2025-02-08 14:24:15,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 14:24:15,555 INFO L93 Difference]: Finished difference Result 19 states and 25 transitions. [2025-02-08 14:24:15,557 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 25 transitions. [2025-02-08 14:24:15,558 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2025-02-08 14:24:15,563 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 14 states and 20 transitions. [2025-02-08 14:24:15,566 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2025-02-08 14:24:15,566 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2025-02-08 14:24:15,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 20 transitions. [2025-02-08 14:24:15,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:24:15,567 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 20 transitions. [2025-02-08 14:24:15,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 20 transitions. [2025-02-08 14:24:15,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2025-02-08 14:24:15,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 13 states have internal predecessors, (20), 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) [2025-02-08 14:24:15,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 20 transitions. [2025-02-08 14:24:15,586 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 20 transitions. [2025-02-08 14:24:15,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 14:24:15,590 INFO L432 stractBuchiCegarLoop]: Abstraction has 14 states and 20 transitions. [2025-02-08 14:24:15,590 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-08 14:24:15,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 20 transitions. [2025-02-08 14:24:15,591 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2025-02-08 14:24:15,592 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:24:15,592 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:24:15,592 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2025-02-08 14:24:15,592 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:24:15,592 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~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#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~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_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_~y_ref~0#1.base, test_fun_~y_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_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" [2025-02-08 14:24:15,592 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0;" "assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1;" "test_fun_#t~short13#1 := test_fun_#t~short8#1;" "assume test_fun_#t~short13#1;" "test_fun_#t~short16#1 := test_fun_#t~short13#1;" "assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0;" "assume test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);" "assume test_fun_#t~mem17#1 > 0;havoc test_fun_#t~mem17#1;call test_fun_#t~mem18#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem18#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem18#1;" [2025-02-08 14:24:15,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:15,593 INFO L85 PathProgramCache]: Analyzing trace with hash 59, now seen corresponding path program 2 times [2025-02-08 14:24:15,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:15,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074345989] [2025-02-08 14:24:15,593 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 14:24:15,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:15,608 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:24:15,625 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:24:15,626 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 14:24:15,626 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:15,626 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:24:15,630 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:24:15,642 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:24:15,643 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:15,643 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:15,645 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:24:15,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:15,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1060502389, now seen corresponding path program 1 times [2025-02-08 14:24:15,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:15,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000671276] [2025-02-08 14:24:15,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:15,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:15,658 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:24:15,671 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:24:15,671 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:15,671 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:15,671 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:24:15,673 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:24:15,679 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:24:15,681 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:15,681 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:15,684 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:24:15,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:15,687 INFO L85 PathProgramCache]: Analyzing trace with hash -692641361, now seen corresponding path program 1 times [2025-02-08 14:24:15,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:15,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078260476] [2025-02-08 14:24:15,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:15,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:15,705 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:24:15,727 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:24:15,730 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:15,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:15,731 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:24:15,735 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:24:15,756 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:24:15,756 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:15,756 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:15,759 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:24:16,393 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:24:16,394 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:24:16,394 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:24:16,394 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:24:16,394 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:24:16,394 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:16,394 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:24:16,394 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:24:16,394 INFO L132 ssoRankerPreferences]: Filename of dumped script: b.10-alloca.i_Iteration2_Lasso [2025-02-08 14:24:16,394 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:24:16,395 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:24:16,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,774 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:16,778 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:17,045 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:24:17,048 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:24:17,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,054 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) [2025-02-08 14:24:17,055 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 [2025-02-08 14:24:17,056 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 [2025-02-08 14:24:17,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:17,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:17,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:17,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:17,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:17,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:17,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:17,072 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:17,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2025-02-08 14:24:17,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,081 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) [2025-02-08 14:24:17,082 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 [2025-02-08 14:24:17,084 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 [2025-02-08 14:24:17,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:17,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:17,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:17,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:17,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:17,097 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:17,099 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:17,105 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 [2025-02-08 14:24:17,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,107 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) [2025-02-08 14:24:17,108 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 [2025-02-08 14:24:17,109 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 [2025-02-08 14:24:17,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:17,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:17,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:17,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:17,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:17,123 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:17,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:17,137 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 [2025-02-08 14:24:17,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,145 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) [2025-02-08 14:24:17,150 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 [2025-02-08 14:24:17,155 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 [2025-02-08 14:24:17,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:17,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:17,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:17,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:17,165 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:17,165 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:17,167 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:17,173 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 [2025-02-08 14:24:17,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,177 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) [2025-02-08 14:24:17,178 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 [2025-02-08 14:24:17,180 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 [2025-02-08 14:24:17,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:17,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:17,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:17,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:17,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:17,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:17,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:17,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-02-08 14:24:17,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,213 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) [2025-02-08 14:24:17,217 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 [2025-02-08 14:24:17,218 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 [2025-02-08 14:24:17,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:17,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:17,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:17,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:17,231 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:17,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:17,235 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:17,245 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-02-08 14:24:17,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,248 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) [2025-02-08 14:24:17,249 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 [2025-02-08 14:24:17,250 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 [2025-02-08 14:24:17,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:17,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:17,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:17,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:17,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:17,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:17,270 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:17,279 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 [2025-02-08 14:24:17,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,281 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) [2025-02-08 14:24:17,283 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 [2025-02-08 14:24:17,284 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 [2025-02-08 14:24:17,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:17,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:17,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:17,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:17,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:17,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:17,310 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:24:17,350 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-02-08 14:24:17,355 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2025-02-08 14:24:17,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:17,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:17,364 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) [2025-02-08 14:24:17,367 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 [2025-02-08 14:24:17,368 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:24:17,379 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:24:17,380 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:24:17,381 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) 0)_1 Supporting invariants [] [2025-02-08 14:24:17,390 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 [2025-02-08 14:24:17,438 INFO L156 tatePredicateManager]: 21 out of 22 supporting invariants were superfluous and have been removed [2025-02-08 14:24:17,442 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-08 14:24:17,442 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-08 14:24:17,442 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] [2025-02-08 14:24:17,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:17,473 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:24:17,486 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:24:17,486 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:17,486 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:24:17,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-08 14:24:17,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:24:17,499 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:24:17,506 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:24:17,506 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:17,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:24:17,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-02-08 14:24:17,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:24:17,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:24:17,577 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 [2025-02-08 14:24:17,578 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 20 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 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) [2025-02-08 14:24:17,659 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 [2025-02-08 14:24:17,668 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 20 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 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) Result 30 states and 44 transitions. Complement of second has 6 states. [2025-02-08 14:24:17,671 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 [2025-02-08 14:24:17,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 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) [2025-02-08 14:24:17,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2025-02-08 14:24:17,675 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 1 letters. Loop has 8 letters. [2025-02-08 14:24:17,676 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:24:17,676 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 9 letters. Loop has 8 letters. [2025-02-08 14:24:17,677 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:24:17,677 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 1 letters. Loop has 16 letters. [2025-02-08 14:24:17,677 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:24:17,677 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 44 transitions. [2025-02-08 14:24:17,678 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2025-02-08 14:24:17,679 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 44 transitions. [2025-02-08 14:24:17,680 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-02-08 14:24:17,680 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2025-02-08 14:24:17,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 44 transitions. [2025-02-08 14:24:17,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-08 14:24:17,680 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 44 transitions. [2025-02-08 14:24:17,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 44 transitions. [2025-02-08 14:24:17,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2025-02-08 14:24:17,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.4482758620689655) internal successors, (42), 28 states have internal predecessors, (42), 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) [2025-02-08 14:24:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 42 transitions. [2025-02-08 14:24:17,683 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 42 transitions. [2025-02-08 14:24:17,683 INFO L432 stractBuchiCegarLoop]: Abstraction has 29 states and 42 transitions. [2025-02-08 14:24:17,683 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-02-08 14:24:17,684 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 42 transitions. [2025-02-08 14:24:17,684 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2025-02-08 14:24:17,684 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:24:17,684 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:24:17,684 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-08 14:24:17,685 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:24:17,685 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~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#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~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_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_~y_ref~0#1.base, test_fun_~y_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_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_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_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0;" [2025-02-08 14:24:17,685 INFO L754 eck$LassoCheckResult]: Loop: "assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1;" "test_fun_#t~short13#1 := test_fun_#t~short8#1;" "assume test_fun_#t~short13#1;" "test_fun_#t~short16#1 := test_fun_#t~short13#1;" "assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0;" "assume test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);" "assume !(test_fun_#t~mem17#1 > 0);havoc test_fun_#t~mem17#1;call test_fun_#t~mem19#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);" "assume test_fun_#t~mem19#1 > 0;havoc test_fun_#t~mem19#1;call test_fun_#t~mem20#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem20#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem20#1;" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0;" [2025-02-08 14:24:17,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:17,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1855, now seen corresponding path program 1 times [2025-02-08 14:24:17,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:17,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787675573] [2025-02-08 14:24:17,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:17,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:17,696 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:24:17,710 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:24:17,710 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:17,710 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:17,710 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:24:17,714 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:24:17,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:24:17,721 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:17,721 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:17,723 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:24:17,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:17,726 INFO L85 PathProgramCache]: Analyzing trace with hash -644595774, now seen corresponding path program 1 times [2025-02-08 14:24:17,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:17,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539830292] [2025-02-08 14:24:17,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:17,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:17,731 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:24:17,735 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:24:17,735 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:17,735 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:17,735 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:24:17,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:24:17,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:24:17,740 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:17,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:17,743 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:24:17,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:17,743 INFO L85 PathProgramCache]: Analyzing trace with hash 91586116, now seen corresponding path program 1 times [2025-02-08 14:24:17,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:17,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003465302] [2025-02-08 14:24:17,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:17,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:17,753 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-08 14:24:17,768 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-08 14:24:17,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:17,768 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:17,768 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:24:17,773 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-08 14:24:17,787 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-08 14:24:17,787 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:17,787 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:17,791 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:24:18,542 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:24:18,543 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:24:18,543 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:24:18,543 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:24:18,543 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:24:18,543 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:18,543 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:24:18,543 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:24:18,543 INFO L132 ssoRankerPreferences]: Filename of dumped script: b.10-alloca.i_Iteration3_Lasso [2025-02-08 14:24:18,543 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:24:18,543 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:24:18,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,613 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,619 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,632 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:18,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:19,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:19,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:19,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:19,176 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:19,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:19,179 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:19,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:24:19,479 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:24:19,480 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:24:19,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,482 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) [2025-02-08 14:24:19,483 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 [2025-02-08 14:24:19,485 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 [2025-02-08 14:24:19,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,496 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,502 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 [2025-02-08 14:24:19,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,504 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) [2025-02-08 14:24:19,506 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 [2025-02-08 14:24:19,507 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 [2025-02-08 14:24:19,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,518 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,524 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 [2025-02-08 14:24:19,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,527 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) [2025-02-08 14:24:19,528 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 [2025-02-08 14:24:19,529 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 [2025-02-08 14:24:19,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,544 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-02-08 14:24:19,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,552 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) [2025-02-08 14:24:19,554 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 [2025-02-08 14:24:19,556 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 [2025-02-08 14:24:19,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,568 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-02-08 14:24:19,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,577 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) [2025-02-08 14:24:19,578 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 [2025-02-08 14:24:19,579 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 [2025-02-08 14:24:19,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,591 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,596 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 [2025-02-08 14:24:19,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,598 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) [2025-02-08 14:24:19,600 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 [2025-02-08 14:24:19,601 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 [2025-02-08 14:24:19,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,614 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-02-08 14:24:19,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,624 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) [2025-02-08 14:24:19,624 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 [2025-02-08 14:24:19,625 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 [2025-02-08 14:24:19,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,643 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 [2025-02-08 14:24:19,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,645 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) [2025-02-08 14:24:19,646 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 [2025-02-08 14:24:19,650 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 [2025-02-08 14:24:19,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,662 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,667 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 [2025-02-08 14:24:19,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,670 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) [2025-02-08 14:24:19,671 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 [2025-02-08 14:24:19,672 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 [2025-02-08 14:24:19,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:19,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:19,692 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,705 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 [2025-02-08 14:24:19,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,707 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) [2025-02-08 14:24:19,709 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 [2025-02-08 14:24:19,711 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 [2025-02-08 14:24:19,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,723 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,728 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 [2025-02-08 14:24:19,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,730 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) [2025-02-08 14:24:19,731 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 [2025-02-08 14:24:19,732 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 [2025-02-08 14:24:19,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:24:19,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:24:19,748 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-02-08 14:24:19,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,759 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) [2025-02-08 14:24:19,765 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 [2025-02-08 14:24:19,776 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 [2025-02-08 14:24:19,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,787 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,788 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,795 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 [2025-02-08 14:24:19,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,801 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) [2025-02-08 14:24:19,805 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 [2025-02-08 14:24:19,808 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 [2025-02-08 14:24:19,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,824 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 [2025-02-08 14:24:19,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,826 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) [2025-02-08 14:24:19,827 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 [2025-02-08 14:24:19,829 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 [2025-02-08 14:24:19,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,841 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,847 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 [2025-02-08 14:24:19,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,849 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) [2025-02-08 14:24:19,850 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 [2025-02-08 14:24:19,851 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 [2025-02-08 14:24:19,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,862 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,868 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 [2025-02-08 14:24:19,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,870 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) [2025-02-08 14:24:19,872 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 [2025-02-08 14:24:19,872 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 [2025-02-08 14:24:19,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:24:19,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:24:19,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:24:19,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:24:19,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:24:19,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:24:19,889 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 [2025-02-08 14:24:19,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,892 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) [2025-02-08 14:24:19,893 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 [2025-02-08 14:24:19,893 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 [2025-02-08 14:24:19,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:24:19,904 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2025-02-08 14:24:19,904 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-02-08 14:24:19,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:24:19,912 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2025-02-08 14:24:19,912 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2025-02-08 14:24:19,930 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:24:19,944 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2025-02-08 14:24:19,944 INFO L444 ModelExtractionUtils]: 14 out of 21 variables were initially zero. Simplification set additionally 5 variables to zero. [2025-02-08 14:24:19,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:24:19,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:24:19,946 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) [2025-02-08 14:24:19,947 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 [2025-02-08 14:24:19,948 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:24:19,961 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2025-02-08 14:24:19,961 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:24:19,961 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2 Supporting invariants [] [2025-02-08 14:24:19,968 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 [2025-02-08 14:24:20,005 INFO L156 tatePredicateManager]: 15 out of 15 supporting invariants were superfluous and have been removed [2025-02-08 14:24:20,006 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-02-08 14:24:20,006 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-02-08 14:24:20,006 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] [2025-02-08 14:24:20,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:20,022 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:24:20,030 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:24:20,030 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:20,030 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:24:20,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:24:20,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:24:20,037 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:24:20,043 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:24:20,043 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:20,043 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:24:20,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-08 14:24:20,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:24:20,107 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 21 treesize of output 13 [2025-02-08 14:24:20,141 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 32 treesize of output 16 [2025-02-08 14:24:20,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:24:20,154 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2025-02-08 14:24:20,154 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 42 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 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) [2025-02-08 14:24:20,295 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 42 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 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 137 states and 202 transitions. Complement of second has 14 states. [2025-02-08 14:24:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2025-02-08 14:24:20,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 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) [2025-02-08 14:24:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 47 transitions. [2025-02-08 14:24:20,296 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 47 transitions. Stem has 2 letters. Loop has 9 letters. [2025-02-08 14:24:20,296 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:24:20,296 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 47 transitions. Stem has 11 letters. Loop has 9 letters. [2025-02-08 14:24:20,296 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:24:20,296 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 47 transitions. Stem has 2 letters. Loop has 18 letters. [2025-02-08 14:24:20,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:24:20,297 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 137 states and 202 transitions. [2025-02-08 14:24:20,299 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2025-02-08 14:24:20,300 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 137 states to 137 states and 202 transitions. [2025-02-08 14:24:20,300 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2025-02-08 14:24:20,300 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2025-02-08 14:24:20,300 INFO L73 IsDeterministic]: Start isDeterministic. Operand 137 states and 202 transitions. [2025-02-08 14:24:20,300 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-08 14:24:20,301 INFO L218 hiAutomatonCegarLoop]: Abstraction has 137 states and 202 transitions. [2025-02-08 14:24:20,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states and 202 transitions. [2025-02-08 14:24:20,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 61. [2025-02-08 14:24:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.5245901639344261) internal successors, (93), 60 states have internal predecessors, (93), 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) [2025-02-08 14:24:20,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions. [2025-02-08 14:24:20,304 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 93 transitions. [2025-02-08 14:24:20,304 INFO L432 stractBuchiCegarLoop]: Abstraction has 61 states and 93 transitions. [2025-02-08 14:24:20,304 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-02-08 14:24:20,304 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 93 transitions. [2025-02-08 14:24:20,304 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2025-02-08 14:24:20,304 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:24:20,304 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:24:20,305 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-02-08 14:24:20,305 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 14:24:20,305 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~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#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~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_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_~y_ref~0#1.base, test_fun_~y_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_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_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_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0;" "assume !test_fun_#t~short8#1;" [2025-02-08 14:24:20,305 INFO L754 eck$LassoCheckResult]: Loop: "test_fun_#t~short13#1 := test_fun_#t~short8#1;" "assume test_fun_#t~short13#1;" "test_fun_#t~short16#1 := test_fun_#t~short13#1;" "assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0;" "assume test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);" "assume !(test_fun_#t~mem17#1 > 0);havoc test_fun_#t~mem17#1;call test_fun_#t~mem19#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);" "assume !(test_fun_#t~mem19#1 > 0);havoc test_fun_#t~mem19#1;" "assume true;call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0;" "assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1;" [2025-02-08 14:24:20,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:20,305 INFO L85 PathProgramCache]: Analyzing trace with hash 57530, now seen corresponding path program 1 times [2025-02-08 14:24:20,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:20,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178953284] [2025-02-08 14:24:20,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:20,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:20,310 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:24:20,314 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:24:20,314 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:20,314 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:20,314 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:24:20,315 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:24:20,318 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:24:20,318 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:20,319 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:24:20,320 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:24:20,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:24:20,320 INFO L85 PathProgramCache]: Analyzing trace with hash -780804147, now seen corresponding path program 1 times [2025-02-08 14:24:20,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:24:20,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490566930] [2025-02-08 14:24:20,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:24:20,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:24:20,323 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:24:20,325 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:24:20,325 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:24:20,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:24:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:24:20,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:24:20,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490566930] [2025-02-08 14:24:20,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490566930] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 14:24:20,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 14:24:20,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-08 14:24:20,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086134098] [2025-02-08 14:24:20,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:24:20,412 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-02-08 14:24:20,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:24:20,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-08 14:24:20,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-08 14:24:20,412 INFO L87 Difference]: Start difference. First operand 61 states and 93 transitions. cyclomatic complexity: 36 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2025-02-08 14:24:20,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 14:24:20,458 INFO L93 Difference]: Finished difference Result 57 states and 85 transitions. [2025-02-08 14:24:20,458 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 85 transitions. [2025-02-08 14:24:20,460 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:24:20,460 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 0 states and 0 transitions. [2025-02-08 14:24:20,460 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-08 14:24:20,460 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-08 14:24:20,460 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-08 14:24:20,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:24:20,460 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:24:20,460 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:24:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 14:24:20,464 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:24:20,464 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-02-08 14:24:20,464 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-08 14:24:20,464 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:24:20,465 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:24:20,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:24:20 BoogieIcfgContainer [2025-02-08 14:24:20,479 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:24:20,479 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:24:20,479 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:24:20,480 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:24:20,480 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:24:15" (3/4) ... [2025-02-08 14:24:20,485 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:24:20,486 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:24:20,487 INFO L158 Benchmark]: Toolchain (without parser) took 6100.77ms. Allocated memory is still 167.8MB. Free memory was 131.8MB in the beginning and 61.6MB in the end (delta: 70.2MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2025-02-08 14:24:20,487 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 226.5MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:24:20,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.84ms. Allocated memory is still 167.8MB. Free memory was 131.8MB in the beginning and 115.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:24:20,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.50ms. Allocated memory is still 167.8MB. Free memory was 115.6MB in the beginning and 114.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:24:20,487 INFO L158 Benchmark]: Boogie Preprocessor took 32.38ms. Allocated memory is still 167.8MB. Free memory was 114.0MB in the beginning and 112.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:24:20,488 INFO L158 Benchmark]: IcfgBuilder took 259.84ms. Allocated memory is still 167.8MB. Free memory was 112.4MB in the beginning and 96.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:24:20,491 INFO L158 Benchmark]: BuchiAutomizer took 5474.49ms. Allocated memory is still 167.8MB. Free memory was 96.8MB in the beginning and 61.7MB in the end (delta: 35.2MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2025-02-08 14:24:20,491 INFO L158 Benchmark]: Witness Printer took 6.73ms. Allocated memory is still 167.8MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:24:20,492 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 226.5MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.84ms. Allocated memory is still 167.8MB. Free memory was 131.8MB in the beginning and 115.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.50ms. Allocated memory is still 167.8MB. Free memory was 115.6MB in the beginning and 114.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.38ms. Allocated memory is still 167.8MB. Free memory was 114.0MB in the beginning and 112.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 259.84ms. Allocated memory is still 167.8MB. Free memory was 112.4MB in the beginning and 96.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 5474.49ms. Allocated memory is still 167.8MB. Free memory was 96.8MB in the beginning and 61.7MB in the end (delta: 35.2MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Witness Printer took 6.73ms. Allocated memory is still 167.8MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 50.8kB). 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[~x_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[~y_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 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 8 locations. 2 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.4s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 77 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 71 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 189 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 126 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 120 IncrementalHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 63 mSDtfsCounter, 120 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital241 mio100 ax107 hnf100 lsp98 ukn63 mio100 lsp25 div100 bol109 ite100 ukn100 eq145 hnf94 smp100 dnf184 smp75 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 72ms VariablesStem: 2 VariablesLoop: 5 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 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! [2025-02-08 14:24:20,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-02-08 14:24:20,704 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