./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/count_down-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/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/array-memsafety/count_down-alloca-1.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '2407fc1341f915e07c0451c9d94952a51e657d88233cd0bc37ed2523188f0c82'] 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/array-memsafety/count_down-alloca-1.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 2407fc1341f915e07c0451c9d94952a51e657d88233cd0bc37ed2523188f0c82 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 23:57:38,602 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 23:57:38,702 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-07 23:57:38,709 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 23:57:38,709 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 23:57:38,728 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 23:57:38,729 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 23:57:38,729 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 23:57:38,730 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 23:57:38,730 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 23:57:38,730 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 23:57:38,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 23:57:38,730 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 23:57:38,730 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-07 23:57:38,731 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-07 23:57:38,731 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-07 23:57:38,731 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-07 23:57:38,731 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-07 23:57:38,731 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-07 23:57:38,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 23:57:38,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-07 23:57:38,732 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 23:57:38,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 23:57:38,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 23:57:38,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 23:57:38,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-07 23:57:38,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-07 23:57:38,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-07 23:57:38,733 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 23:57:38,733 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 23:57:38,734 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 23:57:38,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 23:57:38,735 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-07 23:57:38,735 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 23:57:38,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 23:57:38,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 23:57:38,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 23:57:38,735 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 23:57:38,735 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-07 23:57:38,735 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2407fc1341f915e07c0451c9d94952a51e657d88233cd0bc37ed2523188f0c82 [2024-11-07 23:57:39,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 23:57:39,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 23:57:39,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 23:57:39,050 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 23:57:39,050 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 23:57:39,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/count_down-alloca-1.i [2024-11-07 23:57:40,295 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 23:57:40,571 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 23:57:40,572 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/array-memsafety/count_down-alloca-1.i [2024-11-07 23:57:40,581 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0995595c3/60080a160ab14853a69d6d347d799731/FLAG184d567ca [2024-11-07 23:57:40,881 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0995595c3/60080a160ab14853a69d6d347d799731 [2024-11-07 23:57:40,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 23:57:40,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 23:57:40,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 23:57:40,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 23:57:40,888 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 23:57:40,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:57:40" (1/1) ... [2024-11-07 23:57:40,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a7c472a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:40, skipping insertion in model container [2024-11-07 23:57:40,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:57:40" (1/1) ... [2024-11-07 23:57:40,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 23:57:41,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 23:57:41,146 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 23:57:41,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 23:57:41,211 INFO L204 MainTranslator]: Completed translation [2024-11-07 23:57:41,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41 WrapperNode [2024-11-07 23:57:41,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 23:57:41,214 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 23:57:41,214 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 23:57:41,214 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 23:57:41,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,249 INFO L138 Inliner]: procedures = 115, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2024-11-07 23:57:41,250 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 23:57:41,251 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 23:57:41,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 23:57:41,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 23:57:41,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,262 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,274 INFO L175 MemorySlicer]: Split 4 memory accesses to 1 slices as follows [4]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-11-07 23:57:41,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 23:57:41,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 23:57:41,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 23:57:41,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 23:57:41,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (1/1) ... [2024-11-07 23:57:41,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:41,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:41,332 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) [2024-11-07 23:57:41,337 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 [2024-11-07 23:57:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 23:57:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 23:57:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 23:57:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 23:57:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 23:57:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 23:57:41,443 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 23:57:41,444 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 23:57:41,533 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-07 23:57:41,534 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 23:57:41,541 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 23:57:41,541 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-07 23:57:41,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:57:41 BoogieIcfgContainer [2024-11-07 23:57:41,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 23:57:41,542 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-07 23:57:41,542 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-07 23:57:41,545 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-07 23:57:41,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:57:41,546 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 11:57:40" (1/3) ... [2024-11-07 23:57:41,547 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@43ba75b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 11:57:41, skipping insertion in model container [2024-11-07 23:57:41,547 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:57:41,547 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:57:41" (2/3) ... [2024-11-07 23:57:41,547 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@43ba75b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 11:57:41, skipping insertion in model container [2024-11-07 23:57:41,547 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:57:41,547 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:57:41" (3/3) ... [2024-11-07 23:57:41,548 INFO L332 chiAutomizerObserver]: Analyzing ICFG count_down-alloca-1.i [2024-11-07 23:57:41,591 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-07 23:57:41,591 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-07 23:57:41,591 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-07 23:57:41,591 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-07 23:57:41,592 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-07 23:57:41,592 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-07 23:57:41,592 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-07 23:57:41,593 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-07 23:57:41,597 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:41,610 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-07 23:57:41,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:41,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:41,614 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-07 23:57:41,614 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-07 23:57:41,614 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-07 23:57:41,614 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:41,616 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-07 23:57:41,616 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:41,616 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:41,616 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-07 23:57:41,617 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-07 23:57:41,621 INFO L745 eck$LassoCheckResult]: Stem: 15#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 18#L516true assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 16#L516-2true call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 10#L518true assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 11#L519-3true [2024-11-07 23:57:41,621 INFO L747 eck$LassoCheckResult]: Loop: 11#L519-3true assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12#L521true assume main_~val~0#1 < 0;main_~val~0#1 := 0; 7#L521-2true call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8#L519-2true main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11#L519-3true [2024-11-07 23:57:41,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:41,624 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2024-11-07 23:57:41,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:41,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496049147] [2024-11-07 23:57:41,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:41,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:41,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:41,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:41,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:41,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1603878, now seen corresponding path program 1 times [2024-11-07 23:57:41,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:41,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338341491] [2024-11-07 23:57:41,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:41,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:41,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:41,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:41,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:41,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1182970350, now seen corresponding path program 1 times [2024-11-07 23:57:41,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:41,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53048373] [2024-11-07 23:57:41,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:41,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:41,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:41,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:42,088 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:57:42,089 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:57:42,089 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:57:42,089 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:57:42,089 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:57:42,089 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:42,090 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:57:42,090 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:57:42,090 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration1_Lasso [2024-11-07 23:57:42,090 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:57:42,091 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:57:42,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:42,642 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:57:42,645 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:57:42,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:42,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:42,650 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) [2024-11-07 23:57:42,651 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 [2024-11-07 23:57:42,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:42,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:42,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:42,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:42,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:42,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:42,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:42,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:42,676 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:42,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-07 23:57:42,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:42,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:42,694 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) [2024-11-07 23:57:42,695 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 [2024-11-07 23:57:42,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:42,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:42,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:42,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:42,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:42,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:42,713 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:42,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:42,715 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:42,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-07 23:57:42,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:42,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:42,728 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) [2024-11-07 23:57:42,730 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 [2024-11-07 23:57:42,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:42,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:42,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:42,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:42,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:42,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:42,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:42,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:42,746 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:42,760 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 [2024-11-07 23:57:42,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:42,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:42,763 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) [2024-11-07 23:57:42,764 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 [2024-11-07 23:57:42,765 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 [2024-11-07 23:57:42,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:42,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:42,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:42,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:42,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:42,776 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:42,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:42,777 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:42,787 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 [2024-11-07 23:57:42,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:42,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:42,790 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) [2024-11-07 23:57:42,791 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 [2024-11-07 23:57:42,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:42,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:42,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:42,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:42,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:42,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:42,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:42,812 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:42,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:42,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:42,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:42,830 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) [2024-11-07 23:57:42,832 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 [2024-11-07 23:57:42,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:42,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:42,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:42,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:42,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:42,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:42,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:42,873 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:57:42,904 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-07 23:57:42,906 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-07 23:57:42,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:42,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:42,910 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) [2024-11-07 23:57:42,913 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 [2024-11-07 23:57:42,914 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:57:42,930 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:57:42,931 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:57:42,931 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~length~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-11-07 23:57:42,946 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 [2024-11-07 23:57:42,956 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2024-11-07 23:57:42,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:43,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 23:57:43,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:43,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-07 23:57:43,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:43,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:43,077 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-07 23:57:43,078 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.0) 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) [2024-11-07 23:57:43,123 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 3.0) 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 34 states and 48 transitions. Complement of second has 6 states. [2024-11-07 23:57:43,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) 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) [2024-11-07 23:57:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2024-11-07 23:57:43,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 5 letters. Loop has 4 letters. [2024-11-07 23:57:43,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:43,138 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 9 letters. Loop has 4 letters. [2024-11-07 23:57:43,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:43,138 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 5 letters. Loop has 8 letters. [2024-11-07 23:57:43,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:43,139 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 48 transitions. [2024-11-07 23:57:43,142 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-07 23:57:43,145 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 15 states and 21 transitions. [2024-11-07 23:57:43,146 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:57:43,146 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-07 23:57:43,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 21 transitions. [2024-11-07 23:57:43,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-07 23:57:43,147 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-11-07 23:57:43,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 21 transitions. [2024-11-07 23:57:43,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-07 23:57:43,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2024-11-07 23:57:43,171 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-11-07 23:57:43,171 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-11-07 23:57:43,171 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-07 23:57:43,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2024-11-07 23:57:43,172 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-07 23:57:43,172 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:43,172 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:43,172 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:43,172 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-07 23:57:43,172 INFO L745 eck$LassoCheckResult]: Stem: 128#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 122#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 123#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 129#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 124#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 125#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 126#L519-4 main_~j~0#1 := 0; 116#L526-3 [2024-11-07 23:57:43,172 INFO L747 eck$LassoCheckResult]: Loop: 116#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 118#L527-3 assume !true; 115#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 116#L526-3 [2024-11-07 23:57:43,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:43,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815512, now seen corresponding path program 1 times [2024-11-07 23:57:43,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:43,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528615051] [2024-11-07 23:57:43,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:43,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:43,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:43,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:57:43,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528615051] [2024-11-07 23:57:43,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528615051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 23:57:43,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 23:57:43,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 23:57:43,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956016335] [2024-11-07 23:57:43,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 23:57:43,296 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:57:43,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:43,297 INFO L85 PathProgramCache]: Analyzing trace with hash 72876, now seen corresponding path program 1 times [2024-11-07 23:57:43,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:43,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919654312] [2024-11-07 23:57:43,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:43,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:43,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:57:43,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919654312] [2024-11-07 23:57:43,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919654312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 23:57:43,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 23:57:43,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 23:57:43,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781183554] [2024-11-07 23:57:43,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 23:57:43,310 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-07 23:57:43,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:57:43,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 23:57:43,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 23:57:43,313 INFO L87 Difference]: Start difference. First operand 15 states and 21 transitions. cyclomatic complexity: 8 Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:43,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:57:43,317 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-11-07 23:57:43,319 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 20 transitions. [2024-11-07 23:57:43,319 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-07 23:57:43,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 15 states and 20 transitions. [2024-11-07 23:57:43,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:57:43,320 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-07 23:57:43,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 20 transitions. [2024-11-07 23:57:43,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-07 23:57:43,320 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2024-11-07 23:57:43,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 20 transitions. [2024-11-07 23:57:43,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-07 23:57:43,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 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) [2024-11-07 23:57:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2024-11-07 23:57:43,321 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2024-11-07 23:57:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 23:57:43,322 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2024-11-07 23:57:43,322 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-07 23:57:43,322 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2024-11-07 23:57:43,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-07 23:57:43,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:43,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:43,326 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:43,326 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-07 23:57:43,326 INFO L745 eck$LassoCheckResult]: Stem: 165#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 159#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 160#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 166#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 161#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 162#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 163#L519-4 main_~j~0#1 := 0; 153#L526-3 [2024-11-07 23:57:43,326 INFO L747 eck$LassoCheckResult]: Loop: 153#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 155#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 154#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 152#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 153#L526-3 [2024-11-07 23:57:43,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:43,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815512, now seen corresponding path program 2 times [2024-11-07 23:57:43,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:43,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765328758] [2024-11-07 23:57:43,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:43,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:43,408 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 [2024-11-07 23:57:43,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:43,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:57:43,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765328758] [2024-11-07 23:57:43,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765328758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 23:57:43,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 23:57:43,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 23:57:43,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893024251] [2024-11-07 23:57:43,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 23:57:43,425 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:57:43,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:43,426 INFO L85 PathProgramCache]: Analyzing trace with hash 2252300, now seen corresponding path program 1 times [2024-11-07 23:57:43,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:43,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714993098] [2024-11-07 23:57:43,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:43,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:43,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:43,436 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:43,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:57:43,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 23:57:43,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 23:57:43,481 INFO L87 Difference]: Start difference. First operand 15 states and 20 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:43,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:57:43,507 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-07 23:57:43,507 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2024-11-07 23:57:43,508 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-07 23:57:43,509 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 23 transitions. [2024-11-07 23:57:43,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:57:43,510 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-07 23:57:43,510 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions. [2024-11-07 23:57:43,510 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-07 23:57:43,510 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2024-11-07 23:57:43,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions. [2024-11-07 23:57:43,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 15. [2024-11-07 23:57:43,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:43,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 19 transitions. [2024-11-07 23:57:43,514 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 19 transitions. [2024-11-07 23:57:43,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 23:57:43,515 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 19 transitions. [2024-11-07 23:57:43,515 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-07 23:57:43,515 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 19 transitions. [2024-11-07 23:57:43,516 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-07 23:57:43,516 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:43,516 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:43,516 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:43,517 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-07 23:57:43,517 INFO L745 eck$LassoCheckResult]: Stem: 205#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 199#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 200#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 206#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 201#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 202#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 203#L521 assume !(main_~val~0#1 < 0); 196#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 197#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 198#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 204#L519-4 main_~j~0#1 := 0; 193#L526-3 [2024-11-07 23:57:43,517 INFO L747 eck$LassoCheckResult]: Loop: 193#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 195#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 194#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 192#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 193#L526-3 [2024-11-07 23:57:43,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:43,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1329979393, now seen corresponding path program 1 times [2024-11-07 23:57:43,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:43,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963903542] [2024-11-07 23:57:43,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:43,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:43,529 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:43,550 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:43,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:43,554 INFO L85 PathProgramCache]: Analyzing trace with hash 2252300, now seen corresponding path program 2 times [2024-11-07 23:57:43,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:43,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882839719] [2024-11-07 23:57:43,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:43,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:43,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:43,565 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:43,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:43,571 INFO L85 PathProgramCache]: Analyzing trace with hash -2035265782, now seen corresponding path program 1 times [2024-11-07 23:57:43,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:43,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433417241] [2024-11-07 23:57:43,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:43,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:43,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:43,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:43,827 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:57:43,827 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:57:43,827 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:57:43,827 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:57:43,828 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:57:43,828 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:43,828 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:57:43,828 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:57:43,828 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration4_Lasso [2024-11-07 23:57:43,828 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:57:43,828 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:57:43,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:43,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,170 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:57:44,170 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:57:44,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:44,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:44,174 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) [2024-11-07 23:57:44,176 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 [2024-11-07 23:57:44,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:44,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:44,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:44,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:44,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:44,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:44,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:44,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:44,193 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:44,207 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 [2024-11-07 23:57:44,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:44,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:44,209 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) [2024-11-07 23:57:44,211 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 [2024-11-07 23:57:44,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:44,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:44,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:44,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:44,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:44,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:44,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:44,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:44,226 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:44,240 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 [2024-11-07 23:57:44,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:44,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:44,242 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) [2024-11-07 23:57:44,244 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 [2024-11-07 23:57:44,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:44,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:44,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:44,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:44,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:44,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:44,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:44,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:44,261 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:44,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-07 23:57:44,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:44,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:44,278 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) [2024-11-07 23:57:44,279 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 [2024-11-07 23:57:44,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:44,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:44,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:44,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:44,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:44,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:44,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:44,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:44,297 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:44,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-07 23:57:44,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:44,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:44,314 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) [2024-11-07 23:57:44,315 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 [2024-11-07 23:57:44,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:44,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:44,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:44,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:44,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:44,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:44,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:44,345 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:57:44,361 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-07 23:57:44,362 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-07 23:57:44,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:44,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:44,363 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) [2024-11-07 23:57:44,364 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 [2024-11-07 23:57:44,365 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:57:44,375 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:57:44,376 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:57:44,376 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc3#1.base)_2, ULTIMATE.start_main_~arr~0#1.offset, ULTIMATE.start_main_~j~0#1) = 2*v_rep(select #length ULTIMATE.start_main_#t~malloc3#1.base)_2 - 1*ULTIMATE.start_main_~arr~0#1.offset - 4*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2024-11-07 23:57:44,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-07 23:57:44,393 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2024-11-07 23:57:44,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-07 23:57:44,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-07 23:57:44,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-07 23:57:44,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:44,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-07 23:57:44,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:44,467 WARN L253 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 23:57:44,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:44,523 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-07 23:57:44,523 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 19 transitions. cyclomatic complexity: 6 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:44,573 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 19 transitions. cyclomatic complexity: 6. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 27 transitions. Complement of second has 7 states. [2024-11-07 23:57:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:44,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 19 transitions. [2024-11-07 23:57:44,576 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 11 letters. Loop has 4 letters. [2024-11-07 23:57:44,576 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:44,576 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 15 letters. Loop has 4 letters. [2024-11-07 23:57:44,576 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:44,576 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 19 transitions. Stem has 11 letters. Loop has 8 letters. [2024-11-07 23:57:44,576 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:44,576 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 27 transitions. [2024-11-07 23:57:44,577 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:44,577 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 20 states and 26 transitions. [2024-11-07 23:57:44,577 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:57:44,577 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-07 23:57:44,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2024-11-07 23:57:44,577 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:44,577 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-11-07 23:57:44,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2024-11-07 23:57:44,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2024-11-07 23:57:44,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 17 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) [2024-11-07 23:57:44,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 24 transitions. [2024-11-07 23:57:44,579 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 24 transitions. [2024-11-07 23:57:44,579 INFO L425 stractBuchiCegarLoop]: Abstraction has 18 states and 24 transitions. [2024-11-07 23:57:44,579 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-07 23:57:44,579 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 24 transitions. [2024-11-07 23:57:44,579 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:44,579 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:44,579 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:44,580 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:44,580 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:44,580 INFO L745 eck$LassoCheckResult]: Stem: 330#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 324#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 325#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 331#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 326#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 327#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 328#L521 assume !(main_~val~0#1 < 0); 321#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 322#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 323#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 329#L519-4 main_~j~0#1 := 0; 320#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 317#L527-3 [2024-11-07 23:57:44,580 INFO L747 eck$LassoCheckResult]: Loop: 317#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 316#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 317#L527-3 [2024-11-07 23:57:44,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:44,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1720311820, now seen corresponding path program 1 times [2024-11-07 23:57:44,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:44,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016974525] [2024-11-07 23:57:44,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:44,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:44,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:44,603 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:44,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:44,604 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 1 times [2024-11-07 23:57:44,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:44,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466926870] [2024-11-07 23:57:44,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:44,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:44,613 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:44,619 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:44,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:44,620 INFO L85 PathProgramCache]: Analyzing trace with hash -342748399, now seen corresponding path program 1 times [2024-11-07 23:57:44,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:44,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757628444] [2024-11-07 23:57:44,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:44,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:44,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:44,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:44,810 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 [2024-11-07 23:57:44,854 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:57:44,854 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:57:44,854 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:57:44,854 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:57:44,854 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:57:44,854 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:44,855 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:57:44,855 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:57:44,855 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration5_Lasso [2024-11-07 23:57:44,855 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:57:44,855 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:57:44,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:44,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:45,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:45,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:45,166 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:57:45,166 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:57:45,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:45,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:45,168 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) [2024-11-07 23:57:45,172 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 [2024-11-07 23:57:45,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:45,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:45,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:45,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:45,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:45,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:45,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:45,193 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:45,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-07 23:57:45,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:45,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:45,209 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) [2024-11-07 23:57:45,210 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 [2024-11-07 23:57:45,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:45,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:45,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:45,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:45,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:45,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:45,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:45,230 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:45,244 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-07 23:57:45,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:45,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:45,246 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) [2024-11-07 23:57:45,247 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 [2024-11-07 23:57:45,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:45,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:45,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:45,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:45,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:45,262 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:45,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:45,268 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:57:45,286 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-07 23:57:45,286 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-07 23:57:45,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:45,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:45,288 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) [2024-11-07 23:57:45,289 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 [2024-11-07 23:57:45,290 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:57:45,303 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:57:45,303 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:57:45,303 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 0)_2 Supporting invariants [] [2024-11-07 23:57:45,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:45,330 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2024-11-07 23:57:45,332 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:57:45,332 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:57:45,332 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:57:45,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:45,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 23:57:45,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:45,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:45,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:45,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:45,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:45,472 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-07 23:57:45,473 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 24 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:45,520 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 24 transitions. cyclomatic complexity: 9. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 35 transitions. Complement of second has 9 states. [2024-11-07 23:57:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:45,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:45,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 17 transitions. [2024-11-07 23:57:45,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 2 letters. [2024-11-07 23:57:45,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:45,522 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 14 letters. Loop has 2 letters. [2024-11-07 23:57:45,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:45,522 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 4 letters. [2024-11-07 23:57:45,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:45,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 35 transitions. [2024-11-07 23:57:45,523 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:45,523 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 22 states and 28 transitions. [2024-11-07 23:57:45,523 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:57:45,523 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:57:45,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 28 transitions. [2024-11-07 23:57:45,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:45,523 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 28 transitions. [2024-11-07 23:57:45,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 28 transitions. [2024-11-07 23:57:45,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2024-11-07 23:57:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.2857142857142858) internal successors, (27), 20 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 27 transitions. [2024-11-07 23:57:45,525 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 27 transitions. [2024-11-07 23:57:45,525 INFO L425 stractBuchiCegarLoop]: Abstraction has 21 states and 27 transitions. [2024-11-07 23:57:45,525 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-07 23:57:45,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 27 transitions. [2024-11-07 23:57:45,525 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:45,525 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:45,525 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:45,526 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:45,526 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:45,526 INFO L745 eck$LassoCheckResult]: Stem: 469#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 462#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 463#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 470#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 464#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 465#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 466#L521 assume !(main_~val~0#1 < 0); 459#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 460#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 461#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 467#L519-4 main_~j~0#1 := 0; 457#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 456#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 471#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 451#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 452#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 454#L527-3 [2024-11-07 23:57:45,526 INFO L747 eck$LassoCheckResult]: Loop: 454#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 453#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 454#L527-3 [2024-11-07 23:57:45,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:45,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1331270241, now seen corresponding path program 2 times [2024-11-07 23:57:45,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:45,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158102381] [2024-11-07 23:57:45,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:45,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:45,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:45,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:57:45,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158102381] [2024-11-07 23:57:45,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158102381] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:57:45,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1962314539] [2024-11-07 23:57:45,620 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 23:57:45,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:57:45,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:45,622 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:57:45,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-07 23:57:45,668 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 23:57:45,669 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:57:45,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 23:57:45,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:45,728 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:57:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:45,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1962314539] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:57:45,770 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:57:45,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-07 23:57:45,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664172210] [2024-11-07 23:57:45,770 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:57:45,771 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:57:45,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:45,771 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 2 times [2024-11-07 23:57:45,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:45,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032781835] [2024-11-07 23:57:45,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:45,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:45,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:45,778 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:45,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:57:45,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 23:57:45,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-07 23:57:45,818 INFO L87 Difference]: Start difference. First operand 21 states and 27 transitions. cyclomatic complexity: 10 Second operand has 11 states, 10 states have (on average 3.2) internal successors, (32), 11 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:45,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:57:45,900 INFO L93 Difference]: Finished difference Result 45 states and 57 transitions. [2024-11-07 23:57:45,900 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2024-11-07 23:57:45,901 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:45,902 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 28 states and 35 transitions. [2024-11-07 23:57:45,902 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:57:45,902 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:57:45,902 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 35 transitions. [2024-11-07 23:57:45,902 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:45,902 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-07 23:57:45,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 35 transitions. [2024-11-07 23:57:45,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 25. [2024-11-07 23:57:45,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.24) internal successors, (31), 24 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:45,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2024-11-07 23:57:45,903 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 31 transitions. [2024-11-07 23:57:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-07 23:57:45,905 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2024-11-07 23:57:45,905 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-07 23:57:45,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 31 transitions. [2024-11-07 23:57:45,906 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:45,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:45,906 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:45,906 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:45,906 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:45,906 INFO L745 eck$LassoCheckResult]: Stem: 646#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 639#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 640#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 647#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 641#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 642#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 643#L521 assume !(main_~val~0#1 < 0); 651#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 637#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 638#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 644#L521 assume !(main_~val~0#1 < 0); 635#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 636#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 650#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 648#L519-4 main_~j~0#1 := 0; 633#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 632#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 649#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 627#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 628#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 630#L527-3 [2024-11-07 23:57:45,906 INFO L747 eck$LassoCheckResult]: Loop: 630#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 629#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 630#L527-3 [2024-11-07 23:57:45,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:45,906 INFO L85 PathProgramCache]: Analyzing trace with hash 34477914, now seen corresponding path program 3 times [2024-11-07 23:57:45,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:45,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643566215] [2024-11-07 23:57:45,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:45,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:45,925 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:45,944 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:45,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:45,945 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 3 times [2024-11-07 23:57:45,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:45,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072399929] [2024-11-07 23:57:45,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:45,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:45,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:45,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:45,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:45,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1226461473, now seen corresponding path program 1 times [2024-11-07 23:57:45,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:45,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875513729] [2024-11-07 23:57:45,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:45,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:45,982 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:46,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:46,235 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:57:46,235 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:57:46,235 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:57:46,235 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:57:46,235 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:57:46,235 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:46,235 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:57:46,237 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:57:46,237 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration7_Lasso [2024-11-07 23:57:46,237 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:57:46,237 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:57:46,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,354 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:46,525 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:57:46,525 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:57:46,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:46,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:46,532 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) [2024-11-07 23:57:46,534 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 [2024-11-07 23:57:46,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:46,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:46,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:46,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:46,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:46,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:46,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:46,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:46,548 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:46,558 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 [2024-11-07 23:57:46,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:46,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:46,560 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) [2024-11-07 23:57:46,560 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 [2024-11-07 23:57:46,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:46,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:46,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:46,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:46,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:46,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:46,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:46,578 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:57:46,585 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-07 23:57:46,585 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-07 23:57:46,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:46,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:46,587 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) [2024-11-07 23:57:46,588 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 [2024-11-07 23:57:46,588 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:57:46,599 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:57:46,599 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:57:46,599 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 4)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 4)_1 Supporting invariants [] [2024-11-07 23:57:46,609 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 [2024-11-07 23:57:46,617 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-11-07 23:57:46,619 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:57:46,619 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:57:46,619 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:57:46,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:46,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-07 23:57:46,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:46,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:46,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:46,789 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-07 23:57:46,789 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:46,812 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 33 transitions. Complement of second has 5 states. [2024-11-07 23:57:46,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:46,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:46,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:57:46,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 20 letters. Loop has 2 letters. [2024-11-07 23:57:46,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:46,815 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:46,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:46,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-07 23:57:46,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:46,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:46,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:46,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:46,969 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-07 23:57:46,969 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:47,000 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 33 transitions. Complement of second has 5 states. [2024-11-07 23:57:47,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:47,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:57:47,001 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 20 letters. Loop has 2 letters. [2024-11-07 23:57:47,001 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:47,001 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:47,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:47,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-07 23:57:47,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:47,119 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 [2024-11-07 23:57:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:47,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:47,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:47,174 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-07 23:57:47,174 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:47,240 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 50 transitions. Complement of second has 11 states. [2024-11-07 23:57:47,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:57:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:47,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 33 transitions. [2024-11-07 23:57:47,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 20 letters. Loop has 2 letters. [2024-11-07 23:57:47,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:47,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 22 letters. Loop has 2 letters. [2024-11-07 23:57:47,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:47,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 20 letters. Loop has 4 letters. [2024-11-07 23:57:47,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:47,243 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 50 transitions. [2024-11-07 23:57:47,243 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:47,244 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 35 states and 43 transitions. [2024-11-07 23:57:47,244 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:57:47,244 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:57:47,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 43 transitions. [2024-11-07 23:57:47,244 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:47,244 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 43 transitions. [2024-11-07 23:57:47,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 43 transitions. [2024-11-07 23:57:47,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 30. [2024-11-07 23:57:47,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 29 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:47,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2024-11-07 23:57:47,246 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 37 transitions. [2024-11-07 23:57:47,246 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 37 transitions. [2024-11-07 23:57:47,246 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-07 23:57:47,246 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 37 transitions. [2024-11-07 23:57:47,246 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:47,246 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:47,246 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:47,246 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:47,246 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:47,247 INFO L745 eck$LassoCheckResult]: Stem: 1049#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1041#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 1042#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 1050#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 1043#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 1044#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1045#L521 assume !(main_~val~0#1 < 0); 1038#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 1039#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1040#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1046#L521 assume !(main_~val~0#1 < 0); 1054#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 1053#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1052#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 1051#L519-4 main_~j~0#1 := 0; 1035#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1036#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1056#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1055#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1037#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1034#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1058#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1029#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1030#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1032#L527-3 [2024-11-07 23:57:47,247 INFO L747 eck$LassoCheckResult]: Loop: 1032#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1031#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 1032#L527-3 [2024-11-07 23:57:47,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:47,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1808436561, now seen corresponding path program 4 times [2024-11-07 23:57:47,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:47,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913791612] [2024-11-07 23:57:47,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:47,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:47,371 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:47,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:57:47,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913791612] [2024-11-07 23:57:47,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913791612] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:57:47,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [365828620] [2024-11-07 23:57:47,371 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-07 23:57:47,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:57:47,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:47,374 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:57:47,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-07 23:57:47,426 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-07 23:57:47,426 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:57:47,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 23:57:47,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:47,505 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:47,505 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:57:47,565 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:47,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [365828620] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:57:47,565 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:57:47,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2024-11-07 23:57:47,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865966569] [2024-11-07 23:57:47,565 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:57:47,565 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:57:47,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:47,566 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 4 times [2024-11-07 23:57:47,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:47,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542829038] [2024-11-07 23:57:47,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:47,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:47,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:47,574 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:47,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:57:47,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-07 23:57:47,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-07 23:57:47,608 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. cyclomatic complexity: 12 Second operand has 14 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 14 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:47,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:57:47,675 INFO L93 Difference]: Finished difference Result 49 states and 60 transitions. [2024-11-07 23:57:47,675 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 60 transitions. [2024-11-07 23:57:47,676 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:47,677 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 37 states and 46 transitions. [2024-11-07 23:57:47,677 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:57:47,677 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:57:47,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 46 transitions. [2024-11-07 23:57:47,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:47,677 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 46 transitions. [2024-11-07 23:57:47,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 46 transitions. [2024-11-07 23:57:47,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 34. [2024-11-07 23:57:47,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 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) [2024-11-07 23:57:47,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2024-11-07 23:57:47,679 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2024-11-07 23:57:47,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 23:57:47,681 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2024-11-07 23:57:47,681 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-07 23:57:47,681 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2024-11-07 23:57:47,681 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:47,681 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:47,681 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:47,682 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:47,682 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:47,682 INFO L745 eck$LassoCheckResult]: Stem: 1283#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1274#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 1275#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 1284#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 1276#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 1277#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1278#L521 assume !(main_~val~0#1 < 0); 1296#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 1295#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1279#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1280#L521 assume !(main_~val~0#1 < 0); 1271#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 1272#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1273#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1287#L521 assume !(main_~val~0#1 < 0); 1294#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 1288#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1286#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 1285#L519-4 main_~j~0#1 := 0; 1269#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1270#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1291#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1263#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1264#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1268#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1292#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1290#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1289#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1266#L527-3 [2024-11-07 23:57:47,682 INFO L747 eck$LassoCheckResult]: Loop: 1266#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1265#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 1266#L527-3 [2024-11-07 23:57:47,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:47,682 INFO L85 PathProgramCache]: Analyzing trace with hash -759828824, now seen corresponding path program 5 times [2024-11-07 23:57:47,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:47,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119758066] [2024-11-07 23:57:47,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:47,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:47,694 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:47,705 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:47,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:47,706 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 5 times [2024-11-07 23:57:47,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:47,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806636822] [2024-11-07 23:57:47,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:47,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:47,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:47,713 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:47,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:47,715 INFO L85 PathProgramCache]: Analyzing trace with hash -51058003, now seen corresponding path program 2 times [2024-11-07 23:57:47,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:47,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271856732] [2024-11-07 23:57:47,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:47,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:47,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:47,743 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:48,121 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:57:48,121 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:57:48,121 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:57:48,121 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:57:48,121 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:57:48,122 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,122 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:57:48,122 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:57:48,122 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration9_Lasso [2024-11-07 23:57:48,122 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:57:48,122 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:57:48,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,125 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,135 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,141 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:48,551 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:57:48,551 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:57:48,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,554 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) [2024-11-07 23:57:48,555 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 [2024-11-07 23:57:48,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,574 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-07 23:57:48,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,588 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) [2024-11-07 23:57:48,589 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 [2024-11-07 23:57:48,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-07 23:57:48,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,613 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) [2024-11-07 23:57:48,614 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 [2024-11-07 23:57:48,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-07 23:57:48,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,638 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) [2024-11-07 23:57:48,639 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 [2024-11-07 23:57:48,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,651 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-07 23:57:48,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,663 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) [2024-11-07 23:57:48,664 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 [2024-11-07 23:57:48,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,678 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,689 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 [2024-11-07 23:57:48,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,691 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-07 23:57:48,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,704 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-07 23:57:48,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,716 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-07 23:57:48,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:48,728 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:48,733 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-07 23:57:48,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,750 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-07 23:57:48,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:48,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:48,798 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:48,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,815 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-07 23:57:48,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,835 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-07 23:57:48,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,847 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-07 23:57:48,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,860 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-07 23:57:48,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,872 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-07 23:57:48,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,885 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-07 23:57:48,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,896 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-07 23:57:48,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,909 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,919 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-07 23:57:48,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,921 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-07 23:57:48,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:48,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:48,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:48,934 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,943 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-07 23:57:48,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,945 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:48,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-07 23:57:48,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:48,960 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:48,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:48,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-07 23:57:48,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:48,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:48,976 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2024-11-07 23:57:48,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-07 23:57:48,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:48,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:48,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:48,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:48,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:48,988 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:48,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:48,992 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:49,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-07 23:57:49,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:49,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:49,006 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2024-11-07 23:57:49,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-07 23:57:49,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:49,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:49,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:49,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:49,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:49,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:49,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:49,022 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:49,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:49,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:49,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:49,034 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:49,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-07 23:57:49,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:49,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:49,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:49,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:49,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:49,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:49,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:49,051 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:49,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-07 23:57:49,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:49,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:49,064 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:49,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-07 23:57:49,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:49,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:49,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:49,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:49,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:49,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:49,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:49,084 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:57:49,098 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-07 23:57:49,098 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-07 23:57:49,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:49,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:49,101 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:49,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-07 23:57:49,103 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:57:49,114 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:57:49,114 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:57:49,115 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 8))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 8))_1 Supporting invariants [] [2024-11-07 23:57:49,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-07 23:57:49,136 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2024-11-07 23:57:49,138 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:57:49,139 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:57:49,139 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:57:49,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:49,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 23:57:49,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:49,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:49,250 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:49,270 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-07 23:57:49,271 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:49,290 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 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 35 states and 44 transitions. Complement of second has 4 states. [2024-11-07 23:57:49,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:49,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:49,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:57:49,292 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 28 letters. Loop has 2 letters. [2024-11-07 23:57:49,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:49,292 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:49,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:49,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 23:57:49,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:49,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:49,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:49,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:49,431 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-07 23:57:49,431 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:49,453 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 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 35 states and 44 transitions. Complement of second has 4 states. [2024-11-07 23:57:49,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:49,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:57:49,455 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 28 letters. Loop has 2 letters. [2024-11-07 23:57:49,455 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:49,455 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:49,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:49,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 23:57:49,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:49,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:49,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:49,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:49,581 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-07 23:57:49,581 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:49,658 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 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 50 states and 63 transitions. Complement of second has 12 states. [2024-11-07 23:57:49,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:57:49,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:49,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 39 transitions. [2024-11-07 23:57:49,659 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 39 transitions. Stem has 28 letters. Loop has 2 letters. [2024-11-07 23:57:49,660 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:49,660 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 39 transitions. Stem has 30 letters. Loop has 2 letters. [2024-11-07 23:57:49,660 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:49,660 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 39 transitions. Stem has 28 letters. Loop has 4 letters. [2024-11-07 23:57:49,660 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:49,660 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 63 transitions. [2024-11-07 23:57:49,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:49,661 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 45 states and 56 transitions. [2024-11-07 23:57:49,661 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:57:49,661 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:57:49,661 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 56 transitions. [2024-11-07 23:57:49,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:49,661 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 56 transitions. [2024-11-07 23:57:49,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 56 transitions. [2024-11-07 23:57:49,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 39. [2024-11-07 23:57:49,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 38 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:49,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 48 transitions. [2024-11-07 23:57:49,664 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 48 transitions. [2024-11-07 23:57:49,664 INFO L425 stractBuchiCegarLoop]: Abstraction has 39 states and 48 transitions. [2024-11-07 23:57:49,664 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-07 23:57:49,664 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 48 transitions. [2024-11-07 23:57:49,665 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:49,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:49,665 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:49,665 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:49,665 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:49,665 INFO L745 eck$LassoCheckResult]: Stem: 1792#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1785#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 1786#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 1793#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 1787#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 1788#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1789#L521 assume !(main_~val~0#1 < 0); 1803#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 1783#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1784#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1790#L521 assume !(main_~val~0#1 < 0); 1781#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 1782#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1799#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1796#L521 assume !(main_~val~0#1 < 0); 1798#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 1797#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1795#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 1794#L519-4 main_~j~0#1 := 0; 1778#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1779#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1805#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1806#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1780#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1777#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1791#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1772#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1773#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1808#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1804#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1802#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1800#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 1775#L527-3 [2024-11-07 23:57:49,665 INFO L747 eck$LassoCheckResult]: Loop: 1775#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1774#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 1775#L527-3 [2024-11-07 23:57:49,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:49,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1822100739, now seen corresponding path program 6 times [2024-11-07 23:57:49,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:49,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220037184] [2024-11-07 23:57:49,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:49,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:49,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-07 23:57:49,825 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:49,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:57:49,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220037184] [2024-11-07 23:57:49,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220037184] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:57:49,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499624946] [2024-11-07 23:57:49,825 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-07 23:57:49,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:57:49,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:49,829 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:57:49,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-11-07 23:57:49,890 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2024-11-07 23:57:49,891 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:57:49,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-07 23:57:49,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:49,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:49,990 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:57:50,074 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:50,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [499624946] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:57:50,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:57:50,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2024-11-07 23:57:50,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56082540] [2024-11-07 23:57:50,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:57:50,074 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:57:50,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:50,074 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 6 times [2024-11-07 23:57:50,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:50,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146368952] [2024-11-07 23:57:50,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:50,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:50,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:50,084 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:50,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:57:50,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-07 23:57:50,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2024-11-07 23:57:50,117 INFO L87 Difference]: Start difference. First operand 39 states and 48 transitions. cyclomatic complexity: 15 Second operand has 17 states, 16 states have (on average 3.5) internal successors, (56), 17 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:50,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:57:50,210 INFO L93 Difference]: Finished difference Result 63 states and 77 transitions. [2024-11-07 23:57:50,210 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 77 transitions. [2024-11-07 23:57:50,211 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:50,211 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 46 states and 57 transitions. [2024-11-07 23:57:50,211 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:57:50,211 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:57:50,211 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 57 transitions. [2024-11-07 23:57:50,211 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:50,211 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 57 transitions. [2024-11-07 23:57:50,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 57 transitions. [2024-11-07 23:57:50,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2024-11-07 23:57:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 42 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2024-11-07 23:57:50,214 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-11-07 23:57:50,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 23:57:50,215 INFO L425 stractBuchiCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-11-07 23:57:50,215 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-07 23:57:50,215 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 53 transitions. [2024-11-07 23:57:50,216 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:50,216 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:50,216 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:50,216 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:50,216 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:50,217 INFO L745 eck$LassoCheckResult]: Stem: 2100#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2092#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 2093#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 2101#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 2094#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 2095#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2096#L521 assume !(main_~val~0#1 < 0); 2122#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 2121#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2097#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2098#L521 assume !(main_~val~0#1 < 0); 2089#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 2090#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2091#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2120#L521 assume !(main_~val~0#1 < 0); 2119#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 2118#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2117#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2104#L521 assume !(main_~val~0#1 < 0); 2116#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 2105#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2103#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 2102#L519-4 main_~j~0#1 := 0; 2086#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2087#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2110#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2111#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2088#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2085#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2099#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2080#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2081#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2114#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2109#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2108#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2106#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2083#L527-3 [2024-11-07 23:57:50,217 INFO L747 eck$LassoCheckResult]: Loop: 2083#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2082#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 2083#L527-3 [2024-11-07 23:57:50,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:50,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1774872054, now seen corresponding path program 7 times [2024-11-07 23:57:50,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:50,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843887337] [2024-11-07 23:57:50,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:50,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:50,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:50,259 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:50,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:50,261 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 7 times [2024-11-07 23:57:50,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:50,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120487693] [2024-11-07 23:57:50,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:50,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:50,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:50,267 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:50,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:50,268 INFO L85 PathProgramCache]: Analyzing trace with hash 550028923, now seen corresponding path program 3 times [2024-11-07 23:57:50,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:50,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033218053] [2024-11-07 23:57:50,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:50,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:50,288 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:50,330 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:50,933 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:57:50,933 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:57:50,934 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:57:50,934 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:57:50,934 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:57:50,934 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:50,934 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:57:50,934 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:57:50,934 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration11_Lasso [2024-11-07 23:57:50,934 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:57:50,934 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:57:50,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:50,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:51,318 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:57:51,318 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:57:51,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,323 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-07 23:57:51,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,339 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:51,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,359 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-07 23:57:51,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,376 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-07 23:57:51,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,388 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-07 23:57:51,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,402 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-07 23:57:51,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,418 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-07 23:57:51,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,430 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,441 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-07 23:57:51,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,443 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-07 23:57:51,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:51,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:51,457 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-07 23:57:51,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,469 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-07 23:57:51,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,482 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:51,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,494 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-07 23:57:51,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:51,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:51,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-07 23:57:51,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,524 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-07 23:57:51,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,547 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-07 23:57:51,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,549 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-07 23:57:51,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,561 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:51,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,577 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-07 23:57:51,579 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 [2024-11-07 23:57:51,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,590 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,600 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-07 23:57:51,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,602 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-07 23:57:51,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,615 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-07 23:57:51,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,627 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-07 23:57:51,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:51,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,652 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:57:51,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-07 23:57:51,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:51,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:51,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:51,664 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-07 23:57:51,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,677 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2024-11-07 23:57:51,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-07 23:57:51,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:51,690 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:51,692 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-07 23:57:51,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,704 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2024-11-07 23:57:51,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-07 23:57:51,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:51,717 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:51,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-07 23:57:51,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,733 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2024-11-07 23:57:51,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-07 23:57:51,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,745 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:51,745 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:51,749 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,759 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-07 23:57:51,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,761 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2024-11-07 23:57:51,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-07 23:57:51,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:51,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:51,782 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,792 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-07 23:57:51,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,794 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2024-11-07 23:57:51,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-07 23:57:51,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,808 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:51,808 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:51,811 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:51,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-07 23:57:51,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,828 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2024-11-07 23:57:51,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-07 23:57:51,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:51,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:51,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:51,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:51,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:51,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:51,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:51,848 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:57:51,859 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-07 23:57:51,859 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-07 23:57:51,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:51,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:51,861 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2024-11-07 23:57:51,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-07 23:57:51,863 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:57:51,874 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:57:51,874 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:57:51,874 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 12))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 12))_1 Supporting invariants [] [2024-11-07 23:57:51,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-07 23:57:51,906 INFO L156 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2024-11-07 23:57:51,908 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:57:51,908 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:57:51,908 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:57:51,922 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-07 23:57:51,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:51,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-07 23:57:51,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:52,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:52,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:52,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:52,046 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2024-11-07 23:57:52,046 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 16 Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,062 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 16. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 55 transitions. Complement of second has 4 states. [2024-11-07 23:57:52,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:57:52,063 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 36 letters. Loop has 2 letters. [2024-11-07 23:57:52,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:52,064 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:52,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:52,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-07 23:57:52,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:52,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:52,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:52,190 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2024-11-07 23:57:52,191 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 16 Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,213 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 16. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 55 transitions. Complement of second has 4 states. [2024-11-07 23:57:52,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:57:52,214 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 36 letters. Loop has 2 letters. [2024-11-07 23:57:52,214 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:52,214 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:52,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:52,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-07 23:57:52,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:52,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:52,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:52,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:52,341 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2024-11-07 23:57:52,341 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 16 Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,412 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 16. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 60 states and 76 transitions. Complement of second has 14 states. [2024-11-07 23:57:52,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 5 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:57:52,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 45 transitions. [2024-11-07 23:57:52,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 45 transitions. Stem has 36 letters. Loop has 2 letters. [2024-11-07 23:57:52,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:52,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 45 transitions. Stem has 38 letters. Loop has 2 letters. [2024-11-07 23:57:52,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:52,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 45 transitions. Stem has 36 letters. Loop has 4 letters. [2024-11-07 23:57:52,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:52,414 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 76 transitions. [2024-11-07 23:57:52,415 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:52,415 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 55 states and 69 transitions. [2024-11-07 23:57:52,415 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:57:52,415 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:57:52,415 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 69 transitions. [2024-11-07 23:57:52,415 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:52,415 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 69 transitions. [2024-11-07 23:57:52,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 69 transitions. [2024-11-07 23:57:52,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 48. [2024-11-07 23:57:52,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.2291666666666667) internal successors, (59), 47 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 59 transitions. [2024-11-07 23:57:52,417 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 59 transitions. [2024-11-07 23:57:52,417 INFO L425 stractBuchiCegarLoop]: Abstraction has 48 states and 59 transitions. [2024-11-07 23:57:52,417 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-07 23:57:52,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 59 transitions. [2024-11-07 23:57:52,418 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:52,418 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:52,418 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:52,419 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:52,419 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:52,419 INFO L745 eck$LassoCheckResult]: Stem: 2728#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2720#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 2721#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 2729#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 2722#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 2723#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2724#L521 assume !(main_~val~0#1 < 0); 2716#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 2717#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2725#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2726#L521 assume !(main_~val~0#1 < 0); 2742#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 2718#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2719#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2738#L521 assume !(main_~val~0#1 < 0); 2737#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 2736#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2735#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2732#L521 assume !(main_~val~0#1 < 0); 2734#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 2733#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2731#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 2730#L519-4 main_~j~0#1 := 0; 2714#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2713#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2727#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2708#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2709#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2715#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2754#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2753#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2752#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2750#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2749#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2748#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2747#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2746#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2743#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2741#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2739#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 2711#L527-3 [2024-11-07 23:57:52,419 INFO L747 eck$LassoCheckResult]: Loop: 2711#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2710#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 2711#L527-3 [2024-11-07 23:57:52,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:52,420 INFO L85 PathProgramCache]: Analyzing trace with hash 296817483, now seen corresponding path program 8 times [2024-11-07 23:57:52,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:52,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14868873] [2024-11-07 23:57:52,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:52,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:52,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:57:52,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14868873] [2024-11-07 23:57:52,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14868873] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:57:52,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267831166] [2024-11-07 23:57:52,594 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 23:57:52,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:57:52,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:52,597 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:57:52,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-11-07 23:57:52,650 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 23:57:52,651 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:57:52,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-07 23:57:52,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 28 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:52,765 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:57:52,853 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 28 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:52,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [267831166] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:57:52,853 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:57:52,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2024-11-07 23:57:52,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466923309] [2024-11-07 23:57:52,853 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:57:52,853 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:57:52,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:52,854 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 8 times [2024-11-07 23:57:52,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:52,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46730517] [2024-11-07 23:57:52,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:52,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:52,857 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:52,859 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:52,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:57:52,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-07 23:57:52,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=285, Unknown=0, NotChecked=0, Total=380 [2024-11-07 23:57:52,891 INFO L87 Difference]: Start difference. First operand 48 states and 59 transitions. cyclomatic complexity: 18 Second operand has 20 states, 19 states have (on average 3.5789473684210527) internal successors, (68), 20 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:57:52,985 INFO L93 Difference]: Finished difference Result 77 states and 94 transitions. [2024-11-07 23:57:52,985 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 94 transitions. [2024-11-07 23:57:52,985 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:52,986 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 55 states and 68 transitions. [2024-11-07 23:57:52,986 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:57:52,986 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:57:52,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 68 transitions. [2024-11-07 23:57:52,986 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:52,986 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 68 transitions. [2024-11-07 23:57:52,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 68 transitions. [2024-11-07 23:57:52,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 52. [2024-11-07 23:57:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.2307692307692308) internal successors, (64), 51 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:52,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 64 transitions. [2024-11-07 23:57:52,988 INFO L240 hiAutomatonCegarLoop]: Abstraction has 52 states and 64 transitions. [2024-11-07 23:57:52,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-07 23:57:52,991 INFO L425 stractBuchiCegarLoop]: Abstraction has 52 states and 64 transitions. [2024-11-07 23:57:52,991 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-07 23:57:52,991 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52 states and 64 transitions. [2024-11-07 23:57:52,991 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:52,991 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:52,991 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:52,992 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:52,992 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:52,992 INFO L745 eck$LassoCheckResult]: Stem: 3109#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3101#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 3102#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 3110#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 3103#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 3104#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3105#L521 assume !(main_~val~0#1 < 0); 3141#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3140#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3106#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3107#L521 assume !(main_~val~0#1 < 0); 3098#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3099#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3100#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3139#L521 assume !(main_~val~0#1 < 0); 3138#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3137#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3136#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3135#L521 assume !(main_~val~0#1 < 0); 3134#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3132#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3130#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3113#L521 assume !(main_~val~0#1 < 0); 3119#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3114#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3112#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 3111#L519-4 main_~j~0#1 := 0; 3095#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3096#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3094#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3090#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3091#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3097#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3131#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3129#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3128#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3126#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3125#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3124#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3123#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3122#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3118#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3117#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3115#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3093#L527-3 [2024-11-07 23:57:52,993 INFO L747 eck$LassoCheckResult]: Loop: 3093#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3092#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 3093#L527-3 [2024-11-07 23:57:52,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:52,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1662287172, now seen corresponding path program 9 times [2024-11-07 23:57:52,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:52,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849661474] [2024-11-07 23:57:52,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:52,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:53,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:53,027 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:53,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:53,027 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 9 times [2024-11-07 23:57:53,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:53,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140389951] [2024-11-07 23:57:53,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:53,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:53,032 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:53,033 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:53,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:53,034 INFO L85 PathProgramCache]: Analyzing trace with hash -269860279, now seen corresponding path program 4 times [2024-11-07 23:57:53,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:53,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315145925] [2024-11-07 23:57:53,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:53,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:53,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:53,086 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:53,897 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:57:53,897 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:57:53,897 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:57:53,897 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:57:53,897 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:57:53,897 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:53,897 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:57:53,897 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:57:53,897 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration13_Lasso [2024-11-07 23:57:53,897 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:57:53,897 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:57:53,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:53,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:54,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:54,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:54,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:54,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:54,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:54,323 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:57:54,323 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:57:54,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,326 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2024-11-07 23:57:54,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-07 23:57:54,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:54,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:54,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:54,338 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-07 23:57:54,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,350 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2024-11-07 23:57:54,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-07 23:57:54,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:54,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:54,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:54,362 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-11-07 23:57:54,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,374 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2024-11-07 23:57:54,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-07 23:57:54,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:54,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:54,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:54,387 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:54,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,399 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2024-11-07 23:57:54,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-07 23:57:54,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:54,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:54,413 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-07 23:57:54,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,425 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2024-11-07 23:57:54,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-07 23:57:54,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,437 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:54,437 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:54,440 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-07 23:57:54,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,452 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2024-11-07 23:57:54,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-07 23:57:54,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:54,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:54,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:54,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-11-07 23:57:54,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,476 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2024-11-07 23:57:54,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-07 23:57:54,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:54,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:54,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:54,489 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-07 23:57:54,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,501 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2024-11-07 23:57:54,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-07 23:57:54,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:54,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:54,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:54,516 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,526 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-11-07 23:57:54,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,528 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2024-11-07 23:57:54,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-07 23:57:54,529 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 [2024-11-07 23:57:54,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:54,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:54,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:54,540 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-11-07 23:57:54,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,552 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2024-11-07 23:57:54,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-07 23:57:54,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:54,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:54,567 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-11-07 23:57:54,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,579 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2024-11-07 23:57:54,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-07 23:57:54,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:54,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:54,596 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-07 23:57:54,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,608 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2024-11-07 23:57:54,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-07 23:57:54,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:54,621 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:54,624 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-07 23:57:54,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,636 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2024-11-07 23:57:54,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-07 23:57:54,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:54,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:54,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:54,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-11-07 23:57:54,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,664 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2024-11-07 23:57:54,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-07 23:57:54,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:54,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:54,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:54,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:54,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:54,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:54,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:54,682 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:57:54,691 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-07 23:57:54,691 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-07 23:57:54,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:54,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:54,693 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2024-11-07 23:57:54,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-07 23:57:54,694 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:57:54,705 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:57:54,705 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:57:54,705 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 16 ULTIMATE.start_main_~arr~0#1.offset))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 16 ULTIMATE.start_main_~arr~0#1.offset))_1 Supporting invariants [] [2024-11-07 23:57:54,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-07 23:57:54,726 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-11-07 23:57:54,728 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:57:54,728 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:57:54,728 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:57:54,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:54,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-07 23:57:54,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:54,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-11-07 23:57:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:54,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:54,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:54,903 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-07 23:57:54,903 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 52 states and 64 transitions. cyclomatic complexity: 19 Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:54,919 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 52 states and 64 transitions. cyclomatic complexity: 19. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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 53 states and 66 transitions. Complement of second has 4 states. [2024-11-07 23:57:54,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:54,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:57:54,920 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 44 letters. Loop has 2 letters. [2024-11-07 23:57:54,920 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:54,920 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:54,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:54,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-07 23:57:54,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:55,060 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:55,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:55,077 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-07 23:57:55,077 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 52 states and 64 transitions. cyclomatic complexity: 19 Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:55,092 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 52 states and 64 transitions. cyclomatic complexity: 19. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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 53 states and 66 transitions. Complement of second has 4 states. [2024-11-07 23:57:55,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:55,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:57:55,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 44 letters. Loop has 2 letters. [2024-11-07 23:57:55,093 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:55,093 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:55,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:55,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-07 23:57:55,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:55,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:55,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:55,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:55,241 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-07 23:57:55,241 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 52 states and 64 transitions. cyclomatic complexity: 19 Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:55,343 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 52 states and 64 transitions. cyclomatic complexity: 19. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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 70 states and 89 transitions. Complement of second has 16 states. [2024-11-07 23:57:55,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:57:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 51 transitions. [2024-11-07 23:57:55,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 51 transitions. Stem has 44 letters. Loop has 2 letters. [2024-11-07 23:57:55,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:55,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 51 transitions. Stem has 46 letters. Loop has 2 letters. [2024-11-07 23:57:55,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:55,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 51 transitions. Stem has 44 letters. Loop has 4 letters. [2024-11-07 23:57:55,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:55,345 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 89 transitions. [2024-11-07 23:57:55,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:55,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 65 states and 82 transitions. [2024-11-07 23:57:55,346 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:57:55,346 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:57:55,346 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 82 transitions. [2024-11-07 23:57:55,346 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:55,346 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65 states and 82 transitions. [2024-11-07 23:57:55,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 82 transitions. [2024-11-07 23:57:55,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 57. [2024-11-07 23:57:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 57 states have (on average 1.2280701754385965) internal successors, (70), 56 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:55,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 70 transitions. [2024-11-07 23:57:55,355 INFO L240 hiAutomatonCegarLoop]: Abstraction has 57 states and 70 transitions. [2024-11-07 23:57:55,355 INFO L425 stractBuchiCegarLoop]: Abstraction has 57 states and 70 transitions. [2024-11-07 23:57:55,355 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-07 23:57:55,355 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states and 70 transitions. [2024-11-07 23:57:55,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:55,355 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:55,355 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:55,356 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:55,356 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:55,356 INFO L745 eck$LassoCheckResult]: Stem: 3858#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3850#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 3851#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 3859#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 3852#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 3853#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3854#L521 assume !(main_~val~0#1 < 0); 3846#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3847#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3855#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3856#L521 assume !(main_~val~0#1 < 0); 3876#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3848#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3849#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3872#L521 assume !(main_~val~0#1 < 0); 3871#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3870#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3869#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3868#L521 assume !(main_~val~0#1 < 0); 3867#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3866#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3865#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3862#L521 assume !(main_~val~0#1 < 0); 3864#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 3863#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3861#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 3860#L519-4 main_~j~0#1 := 0; 3843#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3844#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3892#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3891#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3845#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3842#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3857#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3837#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3838#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3889#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3888#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3887#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3886#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3884#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3883#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3882#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3881#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3880#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3877#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3875#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3873#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 3840#L527-3 [2024-11-07 23:57:55,356 INFO L747 eck$LassoCheckResult]: Loop: 3840#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3839#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 3840#L527-3 [2024-11-07 23:57:55,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:55,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1637690471, now seen corresponding path program 10 times [2024-11-07 23:57:55,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:55,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693306877] [2024-11-07 23:57:55,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:55,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 28 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:55,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:57:55,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693306877] [2024-11-07 23:57:55,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693306877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:57:55,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [566991085] [2024-11-07 23:57:55,612 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-07 23:57:55,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:57:55,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:55,615 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:57:55,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2024-11-07 23:57:55,685 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-07 23:57:55,686 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:57:55,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-07 23:57:55,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 45 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:55,838 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:57:55,955 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 45 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:55,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [566991085] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:57:55,956 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:57:55,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 22 [2024-11-07 23:57:55,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415158216] [2024-11-07 23:57:55,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:57:55,956 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:57:55,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:55,956 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 10 times [2024-11-07 23:57:55,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:55,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865405784] [2024-11-07 23:57:55,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:55,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:55,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:55,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:55,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:57:55,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-07 23:57:55,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2024-11-07 23:57:55,999 INFO L87 Difference]: Start difference. First operand 57 states and 70 transitions. cyclomatic complexity: 21 Second operand has 23 states, 22 states have (on average 3.6363636363636362) internal successors, (80), 23 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:56,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:57:56,129 INFO L93 Difference]: Finished difference Result 91 states and 111 transitions. [2024-11-07 23:57:56,129 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 111 transitions. [2024-11-07 23:57:56,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:56,130 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 64 states and 79 transitions. [2024-11-07 23:57:56,130 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:57:56,130 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:57:56,130 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64 states and 79 transitions. [2024-11-07 23:57:56,131 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:56,131 INFO L218 hiAutomatonCegarLoop]: Abstraction has 64 states and 79 transitions. [2024-11-07 23:57:56,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states and 79 transitions. [2024-11-07 23:57:56,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 61. [2024-11-07 23:57:56,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.2295081967213115) internal successors, (75), 60 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:56,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 75 transitions. [2024-11-07 23:57:56,133 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 75 transitions. [2024-11-07 23:57:56,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-07 23:57:56,135 INFO L425 stractBuchiCegarLoop]: Abstraction has 61 states and 75 transitions. [2024-11-07 23:57:56,135 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-07 23:57:56,135 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 75 transitions. [2024-11-07 23:57:56,136 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:56,136 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:56,136 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:56,136 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 6, 6, 6, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:56,136 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:56,136 INFO L745 eck$LassoCheckResult]: Stem: 4312#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4305#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 4306#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 4313#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 4307#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 4308#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4309#L521 assume !(main_~val~0#1 < 0); 4302#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 4303#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4304#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4310#L521 assume !(main_~val~0#1 < 0); 4353#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 4352#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4351#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4350#L521 assume !(main_~val~0#1 < 0); 4349#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 4348#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4347#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4346#L521 assume !(main_~val~0#1 < 0); 4345#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 4344#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4343#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4342#L521 assume !(main_~val~0#1 < 0); 4341#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 4340#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4339#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4316#L521 assume !(main_~val~0#1 < 0); 4322#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 4317#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4315#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 4314#L519-4 main_~j~0#1 := 0; 4299#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 4300#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4337#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4336#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4301#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 4298#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4311#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4293#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4294#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 4334#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4333#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4332#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4331#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 4329#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4328#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4327#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4326#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 4325#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4321#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4320#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4318#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 4296#L527-3 [2024-11-07 23:57:56,136 INFO L747 eck$LassoCheckResult]: Loop: 4296#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4295#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 4296#L527-3 [2024-11-07 23:57:56,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:56,138 INFO L85 PathProgramCache]: Analyzing trace with hash 618476690, now seen corresponding path program 11 times [2024-11-07 23:57:56,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:56,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427354405] [2024-11-07 23:57:56,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:56,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:56,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:56,178 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:56,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:56,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 11 times [2024-11-07 23:57:56,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:56,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446931126] [2024-11-07 23:57:56,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:56,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:56,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:56,184 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:56,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:56,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1650613783, now seen corresponding path program 5 times [2024-11-07 23:57:56,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:56,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759752972] [2024-11-07 23:57:56,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:56,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:57:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:56,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:57:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:57:56,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:57:57,580 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:57:57,580 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:57:57,580 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:57:57,580 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:57:57,580 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:57:57,580 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:57,580 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:57:57,580 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:57:57,580 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration15_Lasso [2024-11-07 23:57:57,580 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:57:57,580 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:57:57,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:57,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:58,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:57:58,267 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:57:58,267 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:57:58,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,273 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2024-11-07 23:57:58,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-07 23:57:58,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,287 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:58,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,299 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2024-11-07 23:57:58,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-07 23:57:58,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,311 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,312 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-11-07 23:57:58,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,350 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2024-11-07 23:57:58,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-07 23:57:58,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,364 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,374 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-11-07 23:57:58,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,376 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2024-11-07 23:57:58,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-07 23:57:58,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,389 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,399 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-11-07 23:57:58,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,401 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2024-11-07 23:57:58,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-07 23:57:58,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,413 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:58,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,427 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2024-11-07 23:57:58,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-11-07 23:57:58,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,440 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2024-11-07 23:57:58,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,453 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2024-11-07 23:57:58,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-07 23:57:58,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,467 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-11-07 23:57:58,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,480 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2024-11-07 23:57:58,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-07 23:57:58,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-11-07 23:57:58,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,504 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2024-11-07 23:57:58,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-07 23:57:58,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,517 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,527 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2024-11-07 23:57:58,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,529 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2024-11-07 23:57:58,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-07 23:57:58,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,544 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,553 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:58,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,555 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2024-11-07 23:57:58,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-07 23:57:58,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,568 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-11-07 23:57:58,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,579 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2024-11-07 23:57:58,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-07 23:57:58,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2024-11-07 23:57:58,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,606 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2024-11-07 23:57:58,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-07 23:57:58,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:57:58,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:57:58,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:57:58,618 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,629 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:58,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,631 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2024-11-07 23:57:58,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-11-07 23:57:58,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,642 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,642 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,645 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2024-11-07 23:57:58,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,657 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2024-11-07 23:57:58,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-11-07 23:57:58,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,670 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2024-11-07 23:57:58,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,686 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2024-11-07 23:57:58,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-11-07 23:57:58,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,703 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2024-11-07 23:57:58,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,715 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2024-11-07 23:57:58,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2024-11-07 23:57:58,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,728 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,731 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,741 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2024-11-07 23:57:58,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,743 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2024-11-07 23:57:58,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2024-11-07 23:57:58,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,760 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2024-11-07 23:57:58,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,772 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2024-11-07 23:57:58,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2024-11-07 23:57:58,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,787 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2024-11-07 23:57:58,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,800 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2024-11-07 23:57:58,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2024-11-07 23:57:58,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,813 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2024-11-07 23:57:58,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,828 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2024-11-07 23:57:58,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2024-11-07 23:57:58,829 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 [2024-11-07 23:57:58,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,841 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,844 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:57:58,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2024-11-07 23:57:58,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,857 INFO L229 MonitoredProcess]: Starting monitored process 102 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) [2024-11-07 23:57:58,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2024-11-07 23:57:58,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:57:58,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:57:58,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:57:58,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:57:58,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:57:58,871 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:57:58,871 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:57:58,875 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:57:58,886 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-07 23:57:58,886 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-07 23:57:58,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:57:58,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:57:58,889 INFO L229 MonitoredProcess]: Starting monitored process 103 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) [2024-11-07 23:57:58,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2024-11-07 23:57:58,890 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:57:58,902 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:57:58,902 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:57:58,902 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 20)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 20)_1 Supporting invariants [] [2024-11-07 23:57:58,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2024-11-07 23:57:58,948 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2024-11-07 23:57:58,970 INFO L156 tatePredicateManager]: 24 out of 25 supporting invariants were superfluous and have been removed [2024-11-07 23:57:58,972 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:57:58,972 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:57:58,972 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:57:58,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:59,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-07 23:57:59,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:59,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:59,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:59,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:59,252 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-07 23:57:59,252 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 75 transitions. cyclomatic complexity: 22 Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:59,288 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 75 transitions. cyclomatic complexity: 22. Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 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 62 states and 77 transitions. Complement of second has 5 states. [2024-11-07 23:57:59,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:59,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:59,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:57:59,289 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 52 letters. Loop has 2 letters. [2024-11-07 23:57:59,289 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:59,289 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:59,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:59,328 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-07 23:57:59,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:59,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:59,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:59,554 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-07 23:57:59,554 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 75 transitions. cyclomatic complexity: 22 Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:59,584 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 75 transitions. cyclomatic complexity: 22. Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 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 62 states and 77 transitions. Complement of second has 5 states. [2024-11-07 23:57:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:57:59,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:59,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:57:59,585 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 52 letters. Loop has 2 letters. [2024-11-07 23:57:59,585 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:59,585 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:57:59,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:59,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-07 23:57:59,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:57:59,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:57:59,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:57:59,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:57:59,838 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-07 23:57:59,838 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 75 transitions. cyclomatic complexity: 22 Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:59,978 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 75 transitions. cyclomatic complexity: 22. Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 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 80 states and 102 transitions. Complement of second has 19 states. [2024-11-07 23:57:59,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 8 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:57:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 57 transitions. [2024-11-07 23:57:59,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 57 transitions. Stem has 52 letters. Loop has 2 letters. [2024-11-07 23:57:59,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:59,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 57 transitions. Stem has 54 letters. Loop has 2 letters. [2024-11-07 23:57:59,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:59,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 57 transitions. Stem has 52 letters. Loop has 4 letters. [2024-11-07 23:57:59,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:57:59,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 102 transitions. [2024-11-07 23:57:59,981 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:59,981 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 75 states and 95 transitions. [2024-11-07 23:57:59,981 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:57:59,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:57:59,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 95 transitions. [2024-11-07 23:57:59,981 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:57:59,981 INFO L218 hiAutomatonCegarLoop]: Abstraction has 75 states and 95 transitions. [2024-11-07 23:57:59,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 95 transitions. [2024-11-07 23:57:59,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 66. [2024-11-07 23:57:59,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 1.2272727272727273) internal successors, (81), 65 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:57:59,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 81 transitions. [2024-11-07 23:57:59,990 INFO L240 hiAutomatonCegarLoop]: Abstraction has 66 states and 81 transitions. [2024-11-07 23:57:59,990 INFO L425 stractBuchiCegarLoop]: Abstraction has 66 states and 81 transitions. [2024-11-07 23:57:59,990 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-11-07 23:57:59,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 66 states and 81 transitions. [2024-11-07 23:57:59,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:57:59,990 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:57:59,990 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:57:59,991 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:57:59,991 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:57:59,991 INFO L745 eck$LassoCheckResult]: Stem: 5252#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5244#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 5245#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 5253#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 5246#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 5247#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5248#L521 assume !(main_~val~0#1 < 0); 5240#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5241#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5249#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5250#L521 assume !(main_~val~0#1 < 0); 5274#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5242#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5243#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5270#L521 assume !(main_~val~0#1 < 0); 5269#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5268#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5267#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5266#L521 assume !(main_~val~0#1 < 0); 5265#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5264#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5263#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5262#L521 assume !(main_~val~0#1 < 0); 5261#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5260#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5259#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5256#L521 assume !(main_~val~0#1 < 0); 5258#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5257#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5255#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 5254#L519-4 main_~j~0#1 := 0; 5237#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5238#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5295#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5294#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5239#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5236#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5251#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5231#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5232#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5292#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5291#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5290#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5289#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5287#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5286#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5285#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5284#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5282#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5281#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5280#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5279#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5278#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5275#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5273#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5271#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5234#L527-3 [2024-11-07 23:57:59,992 INFO L747 eck$LassoCheckResult]: Loop: 5234#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5233#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 5234#L527-3 [2024-11-07 23:57:59,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:57:59,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1396913127, now seen corresponding path program 12 times [2024-11-07 23:57:59,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:57:59,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898878030] [2024-11-07 23:57:59,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:57:59,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 45 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:00,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:58:00,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898878030] [2024-11-07 23:58:00,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898878030] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:58:00,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019995326] [2024-11-07 23:58:00,252 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-07 23:58:00,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:58:00,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:00,254 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:58:00,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Waiting until timeout for monitored process [2024-11-07 23:58:00,350 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-07 23:58:00,350 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:58:00,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-07 23:58:00,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 66 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:00,550 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:58:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 66 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:00,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2019995326] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:58:00,698 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:58:00,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 25 [2024-11-07 23:58:00,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4103925] [2024-11-07 23:58:00,698 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:58:00,699 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:58:00,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:00,699 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 12 times [2024-11-07 23:58:00,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:00,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501413027] [2024-11-07 23:58:00,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:00,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:00,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:00,705 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:00,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:58:00,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-07 23:58:00,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=493, Unknown=0, NotChecked=0, Total=650 [2024-11-07 23:58:00,739 INFO L87 Difference]: Start difference. First operand 66 states and 81 transitions. cyclomatic complexity: 24 Second operand has 26 states, 25 states have (on average 3.68) internal successors, (92), 26 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:00,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:58:00,892 INFO L93 Difference]: Finished difference Result 105 states and 128 transitions. [2024-11-07 23:58:00,892 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 105 states and 128 transitions. [2024-11-07 23:58:00,893 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:00,893 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 105 states to 73 states and 90 transitions. [2024-11-07 23:58:00,893 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:58:00,893 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:58:00,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 73 states and 90 transitions. [2024-11-07 23:58:00,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:00,894 INFO L218 hiAutomatonCegarLoop]: Abstraction has 73 states and 90 transitions. [2024-11-07 23:58:00,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states and 90 transitions. [2024-11-07 23:58:00,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 70. [2024-11-07 23:58:00,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 70 states have (on average 1.2285714285714286) internal successors, (86), 69 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:00,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 86 transitions. [2024-11-07 23:58:00,896 INFO L240 hiAutomatonCegarLoop]: Abstraction has 70 states and 86 transitions. [2024-11-07 23:58:00,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-07 23:58:00,897 INFO L425 stractBuchiCegarLoop]: Abstraction has 70 states and 86 transitions. [2024-11-07 23:58:00,897 INFO L332 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2024-11-07 23:58:00,897 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 70 states and 86 transitions. [2024-11-07 23:58:00,897 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:00,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:00,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:00,898 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 7, 7, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:00,898 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:00,898 INFO L745 eck$LassoCheckResult]: Stem: 5780#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5773#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 5774#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 5781#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 5775#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 5776#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5777#L521 assume !(main_~val~0#1 < 0); 5770#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5771#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5772#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5778#L521 assume !(main_~val~0#1 < 0); 5830#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5829#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5828#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5827#L521 assume !(main_~val~0#1 < 0); 5826#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5825#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5824#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5823#L521 assume !(main_~val~0#1 < 0); 5822#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5821#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5820#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5819#L521 assume !(main_~val~0#1 < 0); 5818#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5817#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5816#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5815#L521 assume !(main_~val~0#1 < 0); 5814#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5813#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5812#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5784#L521 assume !(main_~val~0#1 < 0); 5790#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 5785#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5783#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 5782#L519-4 main_~j~0#1 := 0; 5767#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5768#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5810#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5809#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5769#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5766#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5779#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5761#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5762#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5807#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5806#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5805#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5804#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5802#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5801#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5800#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5799#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5797#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5796#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5795#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5794#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5793#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5789#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5788#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5786#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 5764#L527-3 [2024-11-07 23:58:00,899 INFO L747 eck$LassoCheckResult]: Loop: 5764#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5763#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 5764#L527-3 [2024-11-07 23:58:00,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:00,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1611822112, now seen corresponding path program 13 times [2024-11-07 23:58:00,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:00,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926096740] [2024-11-07 23:58:00,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:00,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:00,921 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:00,955 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:00,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:00,956 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 13 times [2024-11-07 23:58:00,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:00,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008207909] [2024-11-07 23:58:00,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:00,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:00,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:00,963 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:00,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:00,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1522145765, now seen corresponding path program 6 times [2024-11-07 23:58:00,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:00,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395547877] [2024-11-07 23:58:00,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:00,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:00,986 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:01,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:03,806 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:58:03,806 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:58:03,806 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:58:03,806 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:58:03,806 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:58:03,806 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:03,806 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:58:03,806 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:58:03,806 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration17_Lasso [2024-11-07 23:58:03,806 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:58:03,807 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:58:03,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:03,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,690 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,692 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:04,955 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:58:04,955 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:58:04,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:04,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:04,957 INFO L229 MonitoredProcess]: Starting monitored process 105 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) [2024-11-07 23:58:04,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2024-11-07 23:58:04,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:04,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:04,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:04,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:04,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:04,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:04,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:04,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:04,969 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:04,979 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2024-11-07 23:58:04,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:04,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:04,981 INFO L229 MonitoredProcess]: Starting monitored process 106 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) [2024-11-07 23:58:04,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2024-11-07 23:58:04,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:04,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:04,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:04,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:04,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:04,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:04,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:04,998 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:05,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2024-11-07 23:58:05,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:05,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:05,010 INFO L229 MonitoredProcess]: Starting monitored process 107 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) [2024-11-07 23:58:05,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2024-11-07 23:58:05,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:05,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:05,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:05,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:05,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:05,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:05,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:05,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:05,037 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2024-11-07 23:58:05,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:05,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:05,039 INFO L229 MonitoredProcess]: Starting monitored process 108 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) [2024-11-07 23:58:05,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2024-11-07 23:58:05,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:05,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:05,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:05,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:05,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:05,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:05,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:05,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:05,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2024-11-07 23:58:05,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:05,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:05,068 INFO L229 MonitoredProcess]: Starting monitored process 109 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) [2024-11-07 23:58:05,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2024-11-07 23:58:05,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:05,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:05,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:05,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:05,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:05,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:05,082 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:05,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:05,095 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2024-11-07 23:58:05,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:05,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:05,097 INFO L229 MonitoredProcess]: Starting monitored process 110 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) [2024-11-07 23:58:05,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2024-11-07 23:58:05,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:05,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:05,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:05,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:05,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:05,110 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:05,110 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:05,112 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:05,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2024-11-07 23:58:05,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:05,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:05,124 INFO L229 MonitoredProcess]: Starting monitored process 111 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) [2024-11-07 23:58:05,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2024-11-07 23:58:05,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:05,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:05,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:05,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:05,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:05,135 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:05,135 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:05,138 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:05,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2024-11-07 23:58:05,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:05,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:05,149 INFO L229 MonitoredProcess]: Starting monitored process 112 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) [2024-11-07 23:58:05,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2024-11-07 23:58:05,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:05,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:05,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:05,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:05,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:05,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:05,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:05,166 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:05,176 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2024-11-07 23:58:05,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:05,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:05,178 INFO L229 MonitoredProcess]: Starting monitored process 113 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) [2024-11-07 23:58:05,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2024-11-07 23:58:05,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:05,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:05,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:05,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:05,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:05,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:05,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:05,195 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:58:05,201 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-07 23:58:05,201 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-07 23:58:05,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:05,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:05,203 INFO L229 MonitoredProcess]: Starting monitored process 114 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) [2024-11-07 23:58:05,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2024-11-07 23:58:05,211 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:58:05,221 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:58:05,221 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:58:05,221 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 24))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 24))_1 Supporting invariants [] [2024-11-07 23:58:05,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2024-11-07 23:58:05,272 INFO L156 tatePredicateManager]: 16 out of 17 supporting invariants were superfluous and have been removed [2024-11-07 23:58:05,273 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:58:05,274 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:58:05,274 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:58:05,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:05,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-07 23:58:05,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:05,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:05,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:05,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:05,483 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-07 23:58:05,483 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 70 states and 86 transitions. cyclomatic complexity: 25 Second operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:05,507 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 70 states and 86 transitions. cyclomatic complexity: 25. Second operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 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 71 states and 88 transitions. Complement of second has 4 states. [2024-11-07 23:58:05,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:05,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:05,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:58:05,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 60 letters. Loop has 2 letters. [2024-11-07 23:58:05,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:05,508 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:05,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:05,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-07 23:58:05,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:05,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:05,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:05,712 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-07 23:58:05,712 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 70 states and 86 transitions. cyclomatic complexity: 25 Second operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:05,729 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 70 states and 86 transitions. cyclomatic complexity: 25. Second operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 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 71 states and 88 transitions. Complement of second has 4 states. [2024-11-07 23:58:05,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:05,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:58:05,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 60 letters. Loop has 2 letters. [2024-11-07 23:58:05,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:05,730 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:05,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:05,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-07 23:58:05,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:05,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2024-11-07 23:58:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:05,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:05,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:05,929 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-07 23:58:05,929 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 70 states and 86 transitions. cyclomatic complexity: 25 Second operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:06,059 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 70 states and 86 transitions. cyclomatic complexity: 25. Second operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 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 90 states and 115 transitions. Complement of second has 20 states. [2024-11-07 23:58:06,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 8 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:58:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:06,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 63 transitions. [2024-11-07 23:58:06,060 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 63 transitions. Stem has 60 letters. Loop has 2 letters. [2024-11-07 23:58:06,061 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:06,061 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 63 transitions. Stem has 62 letters. Loop has 2 letters. [2024-11-07 23:58:06,061 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:06,061 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 63 transitions. Stem has 60 letters. Loop has 4 letters. [2024-11-07 23:58:06,061 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:06,061 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90 states and 115 transitions. [2024-11-07 23:58:06,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:06,062 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90 states to 85 states and 108 transitions. [2024-11-07 23:58:06,062 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:58:06,062 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:58:06,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 85 states and 108 transitions. [2024-11-07 23:58:06,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:06,062 INFO L218 hiAutomatonCegarLoop]: Abstraction has 85 states and 108 transitions. [2024-11-07 23:58:06,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states and 108 transitions. [2024-11-07 23:58:06,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 75. [2024-11-07 23:58:06,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 75 states have (on average 1.2266666666666666) internal successors, (92), 74 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 92 transitions. [2024-11-07 23:58:06,065 INFO L240 hiAutomatonCegarLoop]: Abstraction has 75 states and 92 transitions. [2024-11-07 23:58:06,065 INFO L425 stractBuchiCegarLoop]: Abstraction has 75 states and 92 transitions. [2024-11-07 23:58:06,065 INFO L332 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2024-11-07 23:58:06,065 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 75 states and 92 transitions. [2024-11-07 23:58:06,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:06,065 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:06,065 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:06,066 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:06,066 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:06,066 INFO L745 eck$LassoCheckResult]: Stem: 6791#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6783#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 6784#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 6792#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 6785#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 6786#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6787#L521 assume !(main_~val~0#1 < 0); 6779#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 6780#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6788#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6789#L521 assume !(main_~val~0#1 < 0); 6817#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 6781#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6782#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6813#L521 assume !(main_~val~0#1 < 0); 6812#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 6811#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6810#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6809#L521 assume !(main_~val~0#1 < 0); 6808#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 6807#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6806#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6805#L521 assume !(main_~val~0#1 < 0); 6804#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 6803#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6802#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6801#L521 assume !(main_~val~0#1 < 0); 6800#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 6799#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6798#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6795#L521 assume !(main_~val~0#1 < 0); 6797#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 6796#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6794#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 6793#L519-4 main_~j~0#1 := 0; 6776#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 6777#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6843#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6842#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6778#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 6775#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6790#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6770#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6771#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 6840#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6839#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6838#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6837#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 6835#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6834#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6833#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6832#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 6830#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6829#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6828#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6827#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 6825#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6824#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6823#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6822#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 6821#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6818#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6816#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6814#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 6773#L527-3 [2024-11-07 23:58:06,066 INFO L747 eck$LassoCheckResult]: Loop: 6773#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6772#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 6773#L527-3 [2024-11-07 23:58:06,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:06,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1801767883, now seen corresponding path program 14 times [2024-11-07 23:58:06,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:06,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397376423] [2024-11-07 23:58:06,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:06,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 66 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:06,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:58:06,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397376423] [2024-11-07 23:58:06,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397376423] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:58:06,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1094126803] [2024-11-07 23:58:06,390 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 23:58:06,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:58:06,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:06,393 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:58:06,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (115)] Waiting until timeout for monitored process [2024-11-07 23:58:06,487 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 23:58:06,487 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:58:06,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-07 23:58:06,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 91 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:06,700 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:58:06,859 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 91 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:06,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1094126803] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:58:06,859 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:58:06,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 28 [2024-11-07 23:58:06,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662951599] [2024-11-07 23:58:06,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:58:06,859 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:58:06,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:06,859 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 14 times [2024-11-07 23:58:06,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:06,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894468361] [2024-11-07 23:58:06,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:06,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:06,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:06,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:06,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:58:06,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-07 23:58:06,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=618, Unknown=0, NotChecked=0, Total=812 [2024-11-07 23:58:06,897 INFO L87 Difference]: Start difference. First operand 75 states and 92 transitions. cyclomatic complexity: 27 Second operand has 29 states, 28 states have (on average 3.7142857142857144) internal successors, (104), 29 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:07,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:58:07,029 INFO L93 Difference]: Finished difference Result 119 states and 145 transitions. [2024-11-07 23:58:07,029 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 119 states and 145 transitions. [2024-11-07 23:58:07,030 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:07,030 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 119 states to 82 states and 101 transitions. [2024-11-07 23:58:07,030 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:58:07,030 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:58:07,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82 states and 101 transitions. [2024-11-07 23:58:07,031 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:07,031 INFO L218 hiAutomatonCegarLoop]: Abstraction has 82 states and 101 transitions. [2024-11-07 23:58:07,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states and 101 transitions. [2024-11-07 23:58:07,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2024-11-07 23:58:07,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 78 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:07,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 97 transitions. [2024-11-07 23:58:07,033 INFO L240 hiAutomatonCegarLoop]: Abstraction has 79 states and 97 transitions. [2024-11-07 23:58:07,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-07 23:58:07,036 INFO L425 stractBuchiCegarLoop]: Abstraction has 79 states and 97 transitions. [2024-11-07 23:58:07,036 INFO L332 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2024-11-07 23:58:07,036 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79 states and 97 transitions. [2024-11-07 23:58:07,036 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:07,036 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:07,036 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:07,037 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 8, 8, 8, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:07,037 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:07,037 INFO L745 eck$LassoCheckResult]: Stem: 7393#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7386#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 7387#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 7394#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 7388#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 7389#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7390#L521 assume !(main_~val~0#1 < 0); 7383#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 7384#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7385#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7391#L521 assume !(main_~val~0#1 < 0); 7452#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 7451#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7450#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7449#L521 assume !(main_~val~0#1 < 0); 7448#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 7447#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7446#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7445#L521 assume !(main_~val~0#1 < 0); 7444#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 7443#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7442#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7441#L521 assume !(main_~val~0#1 < 0); 7440#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 7439#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7438#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7437#L521 assume !(main_~val~0#1 < 0); 7436#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 7435#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7434#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7433#L521 assume !(main_~val~0#1 < 0); 7432#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 7431#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7430#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7397#L521 assume !(main_~val~0#1 < 0); 7403#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 7398#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7396#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 7395#L519-4 main_~j~0#1 := 0; 7380#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 7381#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7428#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7427#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7382#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 7379#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7392#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7374#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7375#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 7425#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7424#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7423#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7422#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 7420#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7419#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7418#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7417#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 7415#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7414#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7413#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7412#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 7410#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7409#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7408#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7407#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 7406#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7402#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7401#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7399#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 7377#L527-3 [2024-11-07 23:58:07,037 INFO L747 eck$LassoCheckResult]: Loop: 7377#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7376#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 7377#L527-3 [2024-11-07 23:58:07,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:07,038 INFO L85 PathProgramCache]: Analyzing trace with hash 260997934, now seen corresponding path program 15 times [2024-11-07 23:58:07,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:07,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838006444] [2024-11-07 23:58:07,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:07,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:07,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:07,090 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:07,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:07,091 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 15 times [2024-11-07 23:58:07,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:07,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233215744] [2024-11-07 23:58:07,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:07,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:07,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:07,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:07,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:07,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1710912947, now seen corresponding path program 7 times [2024-11-07 23:58:07,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:07,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045630411] [2024-11-07 23:58:07,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:07,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:07,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:07,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:10,237 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:58:10,237 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:58:10,237 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:58:10,237 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:58:10,237 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:58:10,237 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,237 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:58:10,237 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:58:10,237 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration19_Lasso [2024-11-07 23:58:10,237 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:58:10,238 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:58:10,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,248 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:10,689 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:58:10,689 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:58:10,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,694 INFO L229 MonitoredProcess]: Starting monitored process 116 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) [2024-11-07 23:58:10,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2024-11-07 23:58:10,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,706 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2024-11-07 23:58:10,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,718 INFO L229 MonitoredProcess]: Starting monitored process 117 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) [2024-11-07 23:58:10,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2024-11-07 23:58:10,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,731 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,741 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2024-11-07 23:58:10,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,743 INFO L229 MonitoredProcess]: Starting monitored process 118 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) [2024-11-07 23:58:10,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2024-11-07 23:58:10,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:10,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:10,758 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2024-11-07 23:58:10,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,770 INFO L229 MonitoredProcess]: Starting monitored process 119 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) [2024-11-07 23:58:10,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2024-11-07 23:58:10,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,783 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2024-11-07 23:58:10,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,795 INFO L229 MonitoredProcess]: Starting monitored process 120 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) [2024-11-07 23:58:10,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2024-11-07 23:58:10,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,808 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2024-11-07 23:58:10,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,820 INFO L229 MonitoredProcess]: Starting monitored process 121 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) [2024-11-07 23:58:10,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2024-11-07 23:58:10,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,833 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2024-11-07 23:58:10,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,845 INFO L229 MonitoredProcess]: Starting monitored process 122 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) [2024-11-07 23:58:10,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2024-11-07 23:58:10,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,858 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,868 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2024-11-07 23:58:10,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,870 INFO L229 MonitoredProcess]: Starting monitored process 123 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) [2024-11-07 23:58:10,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2024-11-07 23:58:10,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:10,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:10,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2024-11-07 23:58:10,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,897 INFO L229 MonitoredProcess]: Starting monitored process 124 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) [2024-11-07 23:58:10,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2024-11-07 23:58:10,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,920 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2024-11-07 23:58:10,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,922 INFO L229 MonitoredProcess]: Starting monitored process 125 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) [2024-11-07 23:58:10,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2024-11-07 23:58:10,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,934 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,944 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2024-11-07 23:58:10,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,946 INFO L229 MonitoredProcess]: Starting monitored process 126 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) [2024-11-07 23:58:10,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2024-11-07 23:58:10,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,958 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2024-11-07 23:58:10,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,970 INFO L229 MonitoredProcess]: Starting monitored process 127 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) [2024-11-07 23:58:10,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2024-11-07 23:58:10,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:10,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:10,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:10,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:10,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:10,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:10,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:10,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:10,982 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:10,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2024-11-07 23:58:10,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:10,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:10,995 INFO L229 MonitoredProcess]: Starting monitored process 128 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) [2024-11-07 23:58:10,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2024-11-07 23:58:10,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:11,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:11,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:11,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,018 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2024-11-07 23:58:11,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,020 INFO L229 MonitoredProcess]: Starting monitored process 129 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) [2024-11-07 23:58:11,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2024-11-07 23:58:11,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,033 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2024-11-07 23:58:11,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,046 INFO L229 MonitoredProcess]: Starting monitored process 130 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) [2024-11-07 23:58:11,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2024-11-07 23:58:11,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,060 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2024-11-07 23:58:11,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,074 INFO L229 MonitoredProcess]: Starting monitored process 131 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) [2024-11-07 23:58:11,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2024-11-07 23:58:11,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,086 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,088 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,099 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2024-11-07 23:58:11,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,101 INFO L229 MonitoredProcess]: Starting monitored process 132 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) [2024-11-07 23:58:11,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2024-11-07 23:58:11,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,113 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,113 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,116 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2024-11-07 23:58:11,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,128 INFO L229 MonitoredProcess]: Starting monitored process 133 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) [2024-11-07 23:58:11,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2024-11-07 23:58:11,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,142 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,153 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2024-11-07 23:58:11,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,155 INFO L229 MonitoredProcess]: Starting monitored process 134 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) [2024-11-07 23:58:11,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2024-11-07 23:58:11,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,167 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,167 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,170 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2024-11-07 23:58:11,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,194 INFO L229 MonitoredProcess]: Starting monitored process 135 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) [2024-11-07 23:58:11,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2024-11-07 23:58:11,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2024-11-07 23:58:11,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,221 INFO L229 MonitoredProcess]: Starting monitored process 136 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) [2024-11-07 23:58:11,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2024-11-07 23:58:11,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,240 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2024-11-07 23:58:11,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,253 INFO L229 MonitoredProcess]: Starting monitored process 137 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) [2024-11-07 23:58:11,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2024-11-07 23:58:11,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,269 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,279 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2024-11-07 23:58:11,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,281 INFO L229 MonitoredProcess]: Starting monitored process 138 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) [2024-11-07 23:58:11,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2024-11-07 23:58:11,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,293 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,293 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,296 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2024-11-07 23:58:11,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,307 INFO L229 MonitoredProcess]: Starting monitored process 139 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) [2024-11-07 23:58:11,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2024-11-07 23:58:11,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,322 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,331 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2024-11-07 23:58:11,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,334 INFO L229 MonitoredProcess]: Starting monitored process 140 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) [2024-11-07 23:58:11,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2024-11-07 23:58:11,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,349 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,351 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:11,362 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2024-11-07 23:58:11,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,364 INFO L229 MonitoredProcess]: Starting monitored process 141 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) [2024-11-07 23:58:11,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2024-11-07 23:58:11,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:11,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:11,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:11,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:11,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:11,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:11,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:11,381 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:58:11,389 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-07 23:58:11,389 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-07 23:58:11,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:11,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:11,403 INFO L229 MonitoredProcess]: Starting monitored process 142 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) [2024-11-07 23:58:11,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2024-11-07 23:58:11,404 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:58:11,414 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:58:11,414 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:58:11,414 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 28)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 28)_1 Supporting invariants [] [2024-11-07 23:58:11,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2024-11-07 23:58:11,440 INFO L156 tatePredicateManager]: 11 out of 12 supporting invariants were superfluous and have been removed [2024-11-07 23:58:11,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:58:11,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:58:11,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:58:11,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:11,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-07 23:58:11,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:11,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:11,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:11,834 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-07 23:58:11,834 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 79 states and 97 transitions. cyclomatic complexity: 28 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2024-11-07 23:58:11,874 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 79 states and 97 transitions. cyclomatic complexity: 28. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) Result 80 states and 99 transitions. Complement of second has 5 states. [2024-11-07 23:58:11,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2024-11-07 23:58:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:58:11,876 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 68 letters. Loop has 2 letters. [2024-11-07 23:58:11,876 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:11,876 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:11,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:11,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-07 23:58:11,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:12,115 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2024-11-07 23:58:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:12,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:12,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:12,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:12,255 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-07 23:58:12,255 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 79 states and 97 transitions. cyclomatic complexity: 28 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2024-11-07 23:58:12,283 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 79 states and 97 transitions. cyclomatic complexity: 28. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) Result 80 states and 99 transitions. Complement of second has 5 states. [2024-11-07 23:58:12,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:12,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2024-11-07 23:58:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:58:12,284 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 68 letters. Loop has 2 letters. [2024-11-07 23:58:12,284 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:12,284 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:12,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:12,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-07 23:58:12,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:12,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:12,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:12,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:12,668 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-07 23:58:12,668 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 79 states and 97 transitions. cyclomatic complexity: 28 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2024-11-07 23:58:12,857 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 79 states and 97 transitions. cyclomatic complexity: 28. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) Result 100 states and 128 transitions. Complement of second has 23 states. [2024-11-07 23:58:12,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 10 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:58:12,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 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) [2024-11-07 23:58:12,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 69 transitions. [2024-11-07 23:58:12,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 69 transitions. Stem has 68 letters. Loop has 2 letters. [2024-11-07 23:58:12,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:12,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 69 transitions. Stem has 70 letters. Loop has 2 letters. [2024-11-07 23:58:12,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:12,860 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 69 transitions. Stem has 68 letters. Loop has 4 letters. [2024-11-07 23:58:12,861 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:12,861 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 100 states and 128 transitions. [2024-11-07 23:58:12,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:12,862 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 100 states to 95 states and 121 transitions. [2024-11-07 23:58:12,862 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:58:12,862 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:58:12,862 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 121 transitions. [2024-11-07 23:58:12,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:12,862 INFO L218 hiAutomatonCegarLoop]: Abstraction has 95 states and 121 transitions. [2024-11-07 23:58:12,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 121 transitions. [2024-11-07 23:58:12,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 84. [2024-11-07 23:58:12,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 84 states have (on average 1.2261904761904763) internal successors, (103), 83 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:12,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 103 transitions. [2024-11-07 23:58:12,864 INFO L240 hiAutomatonCegarLoop]: Abstraction has 84 states and 103 transitions. [2024-11-07 23:58:12,864 INFO L425 stractBuchiCegarLoop]: Abstraction has 84 states and 103 transitions. [2024-11-07 23:58:12,864 INFO L332 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2024-11-07 23:58:12,864 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 84 states and 103 transitions. [2024-11-07 23:58:12,865 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:12,865 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:12,865 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:12,866 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [9, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:12,866 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:12,866 INFO L745 eck$LassoCheckResult]: Stem: 8511#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8503#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 8504#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 8512#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 8505#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 8506#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8507#L521 assume !(main_~val~0#1 < 0); 8499#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8500#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8508#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8509#L521 assume !(main_~val~0#1 < 0); 8541#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8501#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8502#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8537#L521 assume !(main_~val~0#1 < 0); 8536#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8535#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8534#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8533#L521 assume !(main_~val~0#1 < 0); 8532#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8531#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8530#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8529#L521 assume !(main_~val~0#1 < 0); 8528#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8527#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8526#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8525#L521 assume !(main_~val~0#1 < 0); 8524#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8523#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8522#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8521#L521 assume !(main_~val~0#1 < 0); 8520#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8519#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8518#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8515#L521 assume !(main_~val~0#1 < 0); 8517#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 8516#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8514#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 8513#L519-4 main_~j~0#1 := 0; 8496#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8497#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8572#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8571#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8498#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8495#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8510#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8490#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8491#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8569#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8568#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8567#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8566#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8564#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8563#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8562#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8561#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8559#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8558#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8557#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8556#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8554#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8553#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8552#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8551#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8549#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8548#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8547#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8546#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8545#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8542#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8540#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8538#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 8493#L527-3 [2024-11-07 23:58:12,866 INFO L747 eck$LassoCheckResult]: Loop: 8493#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8492#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 8493#L527-3 [2024-11-07 23:58:12,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:12,867 INFO L85 PathProgramCache]: Analyzing trace with hash -785132413, now seen corresponding path program 16 times [2024-11-07 23:58:12,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:12,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287494250] [2024-11-07 23:58:12,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:12,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:13,197 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 91 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:13,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:58:13,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287494250] [2024-11-07 23:58:13,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287494250] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:58:13,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398057483] [2024-11-07 23:58:13,198 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-07 23:58:13,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:58:13,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:13,200 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:58:13,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Waiting until timeout for monitored process [2024-11-07 23:58:13,295 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-07 23:58:13,295 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:58:13,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-07 23:58:13,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:13,618 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 120 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:13,618 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:58:13,844 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 120 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:13,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398057483] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:58:13,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:58:13,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 31 [2024-11-07 23:58:13,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111060085] [2024-11-07 23:58:13,845 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:58:13,845 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:58:13,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:13,846 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 16 times [2024-11-07 23:58:13,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:13,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404444853] [2024-11-07 23:58:13,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:13,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:13,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:13,852 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:13,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:58:13,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-07 23:58:13,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=757, Unknown=0, NotChecked=0, Total=992 [2024-11-07 23:58:13,882 INFO L87 Difference]: Start difference. First operand 84 states and 103 transitions. cyclomatic complexity: 30 Second operand has 32 states, 31 states have (on average 3.7419354838709675) internal successors, (116), 32 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:14,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:58:14,077 INFO L93 Difference]: Finished difference Result 133 states and 162 transitions. [2024-11-07 23:58:14,077 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 133 states and 162 transitions. [2024-11-07 23:58:14,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:14,079 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 133 states to 91 states and 112 transitions. [2024-11-07 23:58:14,079 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:58:14,079 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:58:14,079 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 112 transitions. [2024-11-07 23:58:14,079 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:14,079 INFO L218 hiAutomatonCegarLoop]: Abstraction has 91 states and 112 transitions. [2024-11-07 23:58:14,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 112 transitions. [2024-11-07 23:58:14,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 88. [2024-11-07 23:58:14,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.2272727272727273) internal successors, (108), 87 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 108 transitions. [2024-11-07 23:58:14,080 INFO L240 hiAutomatonCegarLoop]: Abstraction has 88 states and 108 transitions. [2024-11-07 23:58:14,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-07 23:58:14,081 INFO L425 stractBuchiCegarLoop]: Abstraction has 88 states and 108 transitions. [2024-11-07 23:58:14,081 INFO L332 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2024-11-07 23:58:14,081 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 108 transitions. [2024-11-07 23:58:14,081 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:14,081 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:14,081 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:14,082 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [9, 9, 9, 9, 9, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:14,082 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:14,082 INFO L745 eck$LassoCheckResult]: Stem: 9187#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9180#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 9181#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 9188#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 9182#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 9183#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9184#L521 assume !(main_~val~0#1 < 0); 9177#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9178#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9179#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9185#L521 assume !(main_~val~0#1 < 0); 9255#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9254#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9253#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9252#L521 assume !(main_~val~0#1 < 0); 9251#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9250#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9249#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9248#L521 assume !(main_~val~0#1 < 0); 9247#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9246#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9245#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9244#L521 assume !(main_~val~0#1 < 0); 9243#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9242#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9241#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9240#L521 assume !(main_~val~0#1 < 0); 9239#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9238#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9237#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9236#L521 assume !(main_~val~0#1 < 0); 9235#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9234#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9233#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9232#L521 assume !(main_~val~0#1 < 0); 9231#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9230#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9229#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9191#L521 assume !(main_~val~0#1 < 0); 9197#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 9192#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9190#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 9189#L519-4 main_~j~0#1 := 0; 9174#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9175#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9227#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9226#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9176#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9173#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9186#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9168#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9169#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9224#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9223#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9222#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9221#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9219#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9218#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9217#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9216#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9214#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9213#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9212#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9211#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9209#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9208#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9207#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9206#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9204#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9203#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9202#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9201#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9200#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9196#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9195#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9193#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 9171#L527-3 [2024-11-07 23:58:14,082 INFO L747 eck$LassoCheckResult]: Loop: 9171#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9170#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 9171#L527-3 [2024-11-07 23:58:14,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:14,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1182197124, now seen corresponding path program 17 times [2024-11-07 23:58:14,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:14,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298664286] [2024-11-07 23:58:14,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:14,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:14,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:14,126 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:14,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:14,127 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 17 times [2024-11-07 23:58:14,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:14,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936895007] [2024-11-07 23:58:14,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:14,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:14,133 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:14,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:14,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:14,135 INFO L85 PathProgramCache]: Analyzing trace with hash 2074898817, now seen corresponding path program 8 times [2024-11-07 23:58:14,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:14,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104188152] [2024-11-07 23:58:14,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:14,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:14,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:14,179 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:19,417 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:58:19,417 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:58:19,418 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:58:19,418 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:58:19,418 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:58:19,418 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:19,418 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:58:19,418 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:58:19,418 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration21_Lasso [2024-11-07 23:58:19,418 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:58:19,418 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:58:19,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:19,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:19,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:19,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:19,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:19,426 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,196 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,199 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:21,525 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:58:21,525 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:58:21,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,527 INFO L229 MonitoredProcess]: Starting monitored process 144 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) [2024-11-07 23:58:21,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2024-11-07 23:58:21,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:21,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:21,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:21,541 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2024-11-07 23:58:21,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,553 INFO L229 MonitoredProcess]: Starting monitored process 145 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) [2024-11-07 23:58:21,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2024-11-07 23:58:21,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:21,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:21,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:21,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,575 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2024-11-07 23:58:21,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,577 INFO L229 MonitoredProcess]: Starting monitored process 146 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) [2024-11-07 23:58:21,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2024-11-07 23:58:21,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,588 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:21,588 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:21,591 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,600 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2024-11-07 23:58:21,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,602 INFO L229 MonitoredProcess]: Starting monitored process 147 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) [2024-11-07 23:58:21,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2024-11-07 23:58:21,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:21,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:21,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:21,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2024-11-07 23:58:21,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,628 INFO L229 MonitoredProcess]: Starting monitored process 148 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) [2024-11-07 23:58:21,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2024-11-07 23:58:21,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:21,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:21,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:21,641 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2024-11-07 23:58:21,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,652 INFO L229 MonitoredProcess]: Starting monitored process 149 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) [2024-11-07 23:58:21,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2024-11-07 23:58:21,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:21,664 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:21,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2024-11-07 23:58:21,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,678 INFO L229 MonitoredProcess]: Starting monitored process 150 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) [2024-11-07 23:58:21,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2024-11-07 23:58:21,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:21,691 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:21,693 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2024-11-07 23:58:21,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,704 INFO L229 MonitoredProcess]: Starting monitored process 151 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) [2024-11-07 23:58:21,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2024-11-07 23:58:21,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:21,717 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:21,721 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,731 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2024-11-07 23:58:21,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,733 INFO L229 MonitoredProcess]: Starting monitored process 152 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) [2024-11-07 23:58:21,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2024-11-07 23:58:21,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:21,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:21,749 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,759 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2024-11-07 23:58:21,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,761 INFO L229 MonitoredProcess]: Starting monitored process 153 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) [2024-11-07 23:58:21,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2024-11-07 23:58:21,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:21,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:21,780 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2024-11-07 23:58:21,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,793 INFO L229 MonitoredProcess]: Starting monitored process 154 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) [2024-11-07 23:58:21,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2024-11-07 23:58:21,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:21,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:21,812 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:21,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2024-11-07 23:58:21,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,829 INFO L229 MonitoredProcess]: Starting monitored process 155 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) [2024-11-07 23:58:21,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2024-11-07 23:58:21,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:21,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:21,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:21,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:21,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:21,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:21,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:21,853 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:58:21,867 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-07 23:58:21,868 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-07 23:58:21,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:21,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:21,870 INFO L229 MonitoredProcess]: Starting monitored process 156 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) [2024-11-07 23:58:21,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2024-11-07 23:58:21,872 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:58:21,888 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:58:21,888 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:58:21,888 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 32 ULTIMATE.start_main_~arr~0#1.offset))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 32 ULTIMATE.start_main_~arr~0#1.offset))_1 Supporting invariants [] [2024-11-07 23:58:21,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2024-11-07 23:58:21,992 INFO L156 tatePredicateManager]: 20 out of 21 supporting invariants were superfluous and have been removed [2024-11-07 23:58:21,994 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:58:21,994 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:58:21,994 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:58:22,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:22,074 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2024-11-07 23:58:22,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-07 23:58:22,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:22,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:22,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:22,255 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-07 23:58:22,256 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 88 states and 108 transitions. cyclomatic complexity: 31 Second operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:22,274 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 88 states and 108 transitions. cyclomatic complexity: 31. Second operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 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 89 states and 110 transitions. Complement of second has 4 states. [2024-11-07 23:58:22,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:22,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:22,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:58:22,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 76 letters. Loop has 2 letters. [2024-11-07 23:58:22,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:22,275 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:22,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:22,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-07 23:58:22,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:22,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:22,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:22,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:22,532 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-07 23:58:22,532 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 88 states and 108 transitions. cyclomatic complexity: 31 Second operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:22,552 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 88 states and 108 transitions. cyclomatic complexity: 31. Second operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 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 89 states and 110 transitions. Complement of second has 4 states. [2024-11-07 23:58:22,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2024-11-07 23:58:22,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 76 letters. Loop has 2 letters. [2024-11-07 23:58:22,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:22,553 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:22,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:22,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-07 23:58:22,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:22,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:22,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:22,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:22,798 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-07 23:58:22,798 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 88 states and 108 transitions. cyclomatic complexity: 31 Second operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:23,017 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 88 states and 108 transitions. cyclomatic complexity: 31. Second operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 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 110 states and 141 transitions. Complement of second has 24 states. [2024-11-07 23:58:23,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 10 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:58:23,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.8333333333333335) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:23,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 75 transitions. [2024-11-07 23:58:23,018 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 75 transitions. Stem has 76 letters. Loop has 2 letters. [2024-11-07 23:58:23,018 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:23,018 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 75 transitions. Stem has 78 letters. Loop has 2 letters. [2024-11-07 23:58:23,018 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:23,018 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 75 transitions. Stem has 76 letters. Loop has 4 letters. [2024-11-07 23:58:23,018 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:23,019 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110 states and 141 transitions. [2024-11-07 23:58:23,019 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:23,020 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110 states to 105 states and 134 transitions. [2024-11-07 23:58:23,020 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:58:23,020 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:58:23,020 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105 states and 134 transitions. [2024-11-07 23:58:23,020 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:23,020 INFO L218 hiAutomatonCegarLoop]: Abstraction has 105 states and 134 transitions. [2024-11-07 23:58:23,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states and 134 transitions. [2024-11-07 23:58:23,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 93. [2024-11-07 23:58:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 93 states have (on average 1.2258064516129032) internal successors, (114), 92 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:23,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 114 transitions. [2024-11-07 23:58:23,026 INFO L240 hiAutomatonCegarLoop]: Abstraction has 93 states and 114 transitions. [2024-11-07 23:58:23,027 INFO L425 stractBuchiCegarLoop]: Abstraction has 93 states and 114 transitions. [2024-11-07 23:58:23,027 INFO L332 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2024-11-07 23:58:23,027 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93 states and 114 transitions. [2024-11-07 23:58:23,027 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:23,027 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:23,027 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:23,028 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:23,028 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:23,028 INFO L745 eck$LassoCheckResult]: Stem: 10444#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10436#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 10437#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 10445#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 10438#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 10439#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10440#L521 assume !(main_~val~0#1 < 0); 10432#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10433#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10441#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10442#L521 assume !(main_~val~0#1 < 0); 10478#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10434#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10435#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10474#L521 assume !(main_~val~0#1 < 0); 10473#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10472#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10471#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10470#L521 assume !(main_~val~0#1 < 0); 10469#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10468#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10467#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10466#L521 assume !(main_~val~0#1 < 0); 10465#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10464#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10463#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10462#L521 assume !(main_~val~0#1 < 0); 10461#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10460#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10459#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10458#L521 assume !(main_~val~0#1 < 0); 10457#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10456#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10455#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10454#L521 assume !(main_~val~0#1 < 0); 10453#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10452#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10451#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10448#L521 assume !(main_~val~0#1 < 0); 10450#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 10449#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10447#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 10446#L519-4 main_~j~0#1 := 0; 10429#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10430#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10514#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10513#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10431#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10428#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10443#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10423#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10424#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10511#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10510#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10509#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10508#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10506#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10505#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10504#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10503#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10501#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10500#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10499#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10498#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10496#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10495#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10494#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10493#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10491#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10490#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10489#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10488#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10486#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10485#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10484#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10483#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10482#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10479#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10477#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10475#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 10426#L527-3 [2024-11-07 23:58:23,031 INFO L747 eck$LassoCheckResult]: Loop: 10426#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10425#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 10426#L527-3 [2024-11-07 23:58:23,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:23,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1112937681, now seen corresponding path program 18 times [2024-11-07 23:58:23,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:23,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746624232] [2024-11-07 23:58:23,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:23,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:23,423 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 120 proven. 186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:23,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:58:23,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746624232] [2024-11-07 23:58:23,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746624232] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:58:23,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011062673] [2024-11-07 23:58:23,424 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-07 23:58:23,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:58:23,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:23,426 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:58:23,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (157)] Waiting until timeout for monitored process [2024-11-07 23:58:23,639 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-11-07 23:58:23,639 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:58:23,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-07 23:58:23,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:23,940 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 153 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:23,940 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:58:24,162 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 153 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:24,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011062673] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:58:24,162 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:58:24,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 22] total 34 [2024-11-07 23:58:24,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598603840] [2024-11-07 23:58:24,162 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:58:24,162 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:58:24,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:24,162 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 18 times [2024-11-07 23:58:24,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:24,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761398764] [2024-11-07 23:58:24,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:24,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:24,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:24,169 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:24,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:58:24,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-07 23:58:24,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=910, Unknown=0, NotChecked=0, Total=1190 [2024-11-07 23:58:24,206 INFO L87 Difference]: Start difference. First operand 93 states and 114 transitions. cyclomatic complexity: 33 Second operand has 35 states, 34 states have (on average 3.764705882352941) internal successors, (128), 35 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:24,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:58:24,401 INFO L93 Difference]: Finished difference Result 147 states and 179 transitions. [2024-11-07 23:58:24,401 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 147 states and 179 transitions. [2024-11-07 23:58:24,402 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:24,403 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 147 states to 100 states and 123 transitions. [2024-11-07 23:58:24,403 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:58:24,404 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:58:24,404 INFO L73 IsDeterministic]: Start isDeterministic. Operand 100 states and 123 transitions. [2024-11-07 23:58:24,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:24,404 INFO L218 hiAutomatonCegarLoop]: Abstraction has 100 states and 123 transitions. [2024-11-07 23:58:24,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states and 123 transitions. [2024-11-07 23:58:24,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 97. [2024-11-07 23:58:24,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 97 states have (on average 1.2268041237113403) internal successors, (119), 96 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:24,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 119 transitions. [2024-11-07 23:58:24,406 INFO L240 hiAutomatonCegarLoop]: Abstraction has 97 states and 119 transitions. [2024-11-07 23:58:24,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-07 23:58:24,407 INFO L425 stractBuchiCegarLoop]: Abstraction has 97 states and 119 transitions. [2024-11-07 23:58:24,407 INFO L332 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2024-11-07 23:58:24,407 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 97 states and 119 transitions. [2024-11-07 23:58:24,407 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:24,407 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:24,407 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:24,408 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 10, 10, 10, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:24,408 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:24,408 INFO L745 eck$LassoCheckResult]: Stem: 11194#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 11187#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 11188#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 11195#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 11189#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 11190#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11191#L521 assume !(main_~val~0#1 < 0); 11184#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11185#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11186#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11192#L521 assume !(main_~val~0#1 < 0); 11271#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11270#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11269#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11268#L521 assume !(main_~val~0#1 < 0); 11267#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11266#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11265#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11264#L521 assume !(main_~val~0#1 < 0); 11263#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11262#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11261#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11260#L521 assume !(main_~val~0#1 < 0); 11259#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11258#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11257#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11256#L521 assume !(main_~val~0#1 < 0); 11255#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11254#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11253#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11252#L521 assume !(main_~val~0#1 < 0); 11251#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11250#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11249#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11248#L521 assume !(main_~val~0#1 < 0); 11247#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11246#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11245#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11244#L521 assume !(main_~val~0#1 < 0); 11243#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11242#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11241#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11198#L521 assume !(main_~val~0#1 < 0); 11204#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 11199#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11197#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 11196#L519-4 main_~j~0#1 := 0; 11181#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11182#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11239#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11238#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11183#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11180#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11193#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11175#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11176#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11236#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11235#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11234#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11233#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11231#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11230#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11229#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11228#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11226#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11225#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11224#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11223#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11221#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11220#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11219#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11218#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11216#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11215#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11214#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11213#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11211#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11210#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11209#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11208#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11207#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11203#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11202#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11200#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 11178#L527-3 [2024-11-07 23:58:24,408 INFO L747 eck$LassoCheckResult]: Loop: 11178#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11177#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 11178#L527-3 [2024-11-07 23:58:24,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:24,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1373220406, now seen corresponding path program 19 times [2024-11-07 23:58:24,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:24,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768352217] [2024-11-07 23:58:24,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:24,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:24,434 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:24,456 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:24,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:24,458 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 19 times [2024-11-07 23:58:24,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:24,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116570656] [2024-11-07 23:58:24,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:24,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:24,461 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:24,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:24,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:24,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1109848753, now seen corresponding path program 9 times [2024-11-07 23:58:24,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:24,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899968339] [2024-11-07 23:58:24,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:24,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:24,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:24,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:30,940 WARN L286 SmtUtils]: Spent 6.39s on a formula simplification. DAG size of input: 330 DAG size of output: 239 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-07 23:58:31,307 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:58:31,307 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:58:31,307 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:58:31,307 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:58:31,307 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:58:31,307 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:31,307 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:58:31,308 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:58:31,308 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration23_Lasso [2024-11-07 23:58:31,308 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:58:31,308 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:58:31,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:31,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:32,726 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:58:32,726 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:58:32,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,728 INFO L229 MonitoredProcess]: Starting monitored process 158 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) [2024-11-07 23:58:32,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2024-11-07 23:58:32,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:32,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:32,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:32,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2024-11-07 23:58:32,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,753 INFO L229 MonitoredProcess]: Starting monitored process 159 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) [2024-11-07 23:58:32,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2024-11-07 23:58:32,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:32,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:32,768 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,778 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2024-11-07 23:58:32,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,780 INFO L229 MonitoredProcess]: Starting monitored process 160 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) [2024-11-07 23:58:32,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2024-11-07 23:58:32,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:32,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:32,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:32,793 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,802 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2024-11-07 23:58:32,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,804 INFO L229 MonitoredProcess]: Starting monitored process 161 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) [2024-11-07 23:58:32,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2024-11-07 23:58:32,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:32,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:32,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:32,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2024-11-07 23:58:32,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,829 INFO L229 MonitoredProcess]: Starting monitored process 162 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) [2024-11-07 23:58:32,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2024-11-07 23:58:32,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:32,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:32,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:32,841 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,851 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2024-11-07 23:58:32,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,853 INFO L229 MonitoredProcess]: Starting monitored process 163 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) [2024-11-07 23:58:32,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2024-11-07 23:58:32,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:32,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:32,867 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2024-11-07 23:58:32,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,879 INFO L229 MonitoredProcess]: Starting monitored process 164 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) [2024-11-07 23:58:32,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2024-11-07 23:58:32,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:32,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:32,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:32,891 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,901 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2024-11-07 23:58:32,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,903 INFO L229 MonitoredProcess]: Starting monitored process 165 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) [2024-11-07 23:58:32,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2024-11-07 23:58:32,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:32,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,914 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:32,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:32,915 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,925 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2024-11-07 23:58:32,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,927 INFO L229 MonitoredProcess]: Starting monitored process 166 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) [2024-11-07 23:58:32,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2024-11-07 23:58:32,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:32,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:32,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:32,940 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,950 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2024-11-07 23:58:32,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,952 INFO L229 MonitoredProcess]: Starting monitored process 167 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) [2024-11-07 23:58:32,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2024-11-07 23:58:32,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,964 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:32,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:32,966 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:32,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2024-11-07 23:58:32,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:32,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:32,978 INFO L229 MonitoredProcess]: Starting monitored process 168 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) [2024-11-07 23:58:32,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2024-11-07 23:58:32,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:32,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:32,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:32,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:32,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:32,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:32,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:32,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:32,991 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,001 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2024-11-07 23:58:33,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,003 INFO L229 MonitoredProcess]: Starting monitored process 169 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) [2024-11-07 23:58:33,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2024-11-07 23:58:33,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:33,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:33,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:33,015 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2024-11-07 23:58:33,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,027 INFO L229 MonitoredProcess]: Starting monitored process 170 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) [2024-11-07 23:58:33,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2024-11-07 23:58:33,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:33,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:33,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:33,039 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Ended with exit code 0 [2024-11-07 23:58:33,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,051 INFO L229 MonitoredProcess]: Starting monitored process 171 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) [2024-11-07 23:58:33,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2024-11-07 23:58:33,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:33,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:33,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:33,063 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2024-11-07 23:58:33,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,075 INFO L229 MonitoredProcess]: Starting monitored process 172 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) [2024-11-07 23:58:33,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2024-11-07 23:58:33,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,088 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,091 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2024-11-07 23:58:33,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,114 INFO L229 MonitoredProcess]: Starting monitored process 173 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) [2024-11-07 23:58:33,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2024-11-07 23:58:33,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,139 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2024-11-07 23:58:33,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,141 INFO L229 MonitoredProcess]: Starting monitored process 174 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) [2024-11-07 23:58:33,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2024-11-07 23:58:33,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,155 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,161 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2024-11-07 23:58:33,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,173 INFO L229 MonitoredProcess]: Starting monitored process 175 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) [2024-11-07 23:58:33,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2024-11-07 23:58:33,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,192 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2024-11-07 23:58:33,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,204 INFO L229 MonitoredProcess]: Starting monitored process 176 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) [2024-11-07 23:58:33,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2024-11-07 23:58:33,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,221 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2024-11-07 23:58:33,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,233 INFO L229 MonitoredProcess]: Starting monitored process 177 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) [2024-11-07 23:58:33,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2024-11-07 23:58:33,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,250 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,260 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2024-11-07 23:58:33,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,262 INFO L229 MonitoredProcess]: Starting monitored process 178 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) [2024-11-07 23:58:33,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2024-11-07 23:58:33,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,278 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2024-11-07 23:58:33,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,290 INFO L229 MonitoredProcess]: Starting monitored process 179 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) [2024-11-07 23:58:33,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2024-11-07 23:58:33,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,306 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2024-11-07 23:58:33,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,318 INFO L229 MonitoredProcess]: Starting monitored process 180 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) [2024-11-07 23:58:33,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2024-11-07 23:58:33,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,331 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,331 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,335 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:33,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2024-11-07 23:58:33,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,347 INFO L229 MonitoredProcess]: Starting monitored process 181 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) [2024-11-07 23:58:33,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2024-11-07 23:58:33,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:33,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:33,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:33,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:33,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:33,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:33,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:33,364 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:58:33,371 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-07 23:58:33,371 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-07 23:58:33,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:33,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:33,373 INFO L229 MonitoredProcess]: Starting monitored process 182 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) [2024-11-07 23:58:33,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2024-11-07 23:58:33,374 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:58:33,384 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:58:33,384 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:58:33,385 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 36)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 36)_1 Supporting invariants [] [2024-11-07 23:58:33,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2024-11-07 23:58:33,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2024-11-07 23:58:33,514 INFO L156 tatePredicateManager]: 40 out of 41 supporting invariants were superfluous and have been removed [2024-11-07 23:58:33,515 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:58:33,515 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:58:33,516 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:58:33,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:33,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-07 23:58:33,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:33,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:33,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:33,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:33,936 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.12 stem predicates 2 loop predicates [2024-11-07 23:58:33,937 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 119 transitions. cyclomatic complexity: 34 Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:33,972 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 119 transitions. cyclomatic complexity: 34. Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 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 98 states and 121 transitions. Complement of second has 5 states. [2024-11-07 23:58:33,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:33,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:33,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:58:33,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 84 letters. Loop has 2 letters. [2024-11-07 23:58:33,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:33,973 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:33,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:34,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-07 23:58:34,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:34,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:34,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:34,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:34,376 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.12 stem predicates 2 loop predicates [2024-11-07 23:58:34,377 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 119 transitions. cyclomatic complexity: 34 Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:34,411 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 119 transitions. cyclomatic complexity: 34. Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 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 98 states and 121 transitions. Complement of second has 5 states. [2024-11-07 23:58:34,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:58:34,411 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 84 letters. Loop has 2 letters. [2024-11-07 23:58:34,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:34,411 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:34,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:34,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-07 23:58:34,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:34,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:34,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:34,798 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.12 stem predicates 2 loop predicates [2024-11-07 23:58:34,798 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 119 transitions. cyclomatic complexity: 34 Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:35,041 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 119 transitions. cyclomatic complexity: 34. Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 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 120 states and 154 transitions. Complement of second has 27 states. [2024-11-07 23:58:35,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 12 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:58:35,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 14 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:35,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 81 transitions. [2024-11-07 23:58:35,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 81 transitions. Stem has 84 letters. Loop has 2 letters. [2024-11-07 23:58:35,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:35,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 81 transitions. Stem has 86 letters. Loop has 2 letters. [2024-11-07 23:58:35,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:35,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 81 transitions. Stem has 84 letters. Loop has 4 letters. [2024-11-07 23:58:35,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:35,043 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 154 transitions. [2024-11-07 23:58:35,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:35,044 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 115 states and 147 transitions. [2024-11-07 23:58:35,044 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:58:35,044 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:58:35,044 INFO L73 IsDeterministic]: Start isDeterministic. Operand 115 states and 147 transitions. [2024-11-07 23:58:35,044 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:35,044 INFO L218 hiAutomatonCegarLoop]: Abstraction has 115 states and 147 transitions. [2024-11-07 23:58:35,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states and 147 transitions. [2024-11-07 23:58:35,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 102. [2024-11-07 23:58:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 102 states have (on average 1.2254901960784315) internal successors, (125), 101 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:35,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 125 transitions. [2024-11-07 23:58:35,047 INFO L240 hiAutomatonCegarLoop]: Abstraction has 102 states and 125 transitions. [2024-11-07 23:58:35,048 INFO L425 stractBuchiCegarLoop]: Abstraction has 102 states and 125 transitions. [2024-11-07 23:58:35,048 INFO L332 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2024-11-07 23:58:35,048 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 102 states and 125 transitions. [2024-11-07 23:58:35,048 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:35,048 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:35,048 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:35,049 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [11, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:35,049 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:35,049 INFO L745 eck$LassoCheckResult]: Stem: 12658#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 12650#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 12651#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 12659#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 12652#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 12653#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12654#L521 assume !(main_~val~0#1 < 0); 12646#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12647#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12655#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12656#L521 assume !(main_~val~0#1 < 0); 12696#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12648#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12649#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12692#L521 assume !(main_~val~0#1 < 0); 12691#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12690#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12689#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12688#L521 assume !(main_~val~0#1 < 0); 12687#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12686#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12685#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12684#L521 assume !(main_~val~0#1 < 0); 12683#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12682#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12681#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12680#L521 assume !(main_~val~0#1 < 0); 12679#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12678#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12677#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12676#L521 assume !(main_~val~0#1 < 0); 12675#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12674#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12673#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12672#L521 assume !(main_~val~0#1 < 0); 12671#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12670#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12669#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12668#L521 assume !(main_~val~0#1 < 0); 12667#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12666#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12665#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12662#L521 assume !(main_~val~0#1 < 0); 12664#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 12663#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12661#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 12660#L519-4 main_~j~0#1 := 0; 12643#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12644#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12737#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12736#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12645#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12642#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12657#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12637#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12638#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12734#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12733#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12732#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12731#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12729#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12728#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12727#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12726#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12724#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12723#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12722#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12721#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12719#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12718#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12717#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12716#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12714#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12713#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12712#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12711#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12709#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12708#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12707#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12706#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12704#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12703#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12702#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12701#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12700#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12697#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12695#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12693#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 12640#L527-3 [2024-11-07 23:58:35,049 INFO L747 eck$LassoCheckResult]: Loop: 12640#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12639#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 12640#L527-3 [2024-11-07 23:58:35,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:35,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1412762337, now seen corresponding path program 20 times [2024-11-07 23:58:35,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:35,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913713770] [2024-11-07 23:58:35,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:35,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 153 proven. 227 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:35,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:58:35,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913713770] [2024-11-07 23:58:35,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913713770] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:58:35,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456321320] [2024-11-07 23:58:35,454 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 23:58:35,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:58:35,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:35,455 INFO L229 MonitoredProcess]: Starting monitored process 183 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:58:35,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (183)] Waiting until timeout for monitored process [2024-11-07 23:58:35,556 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 23:58:35,556 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:58:35,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-07 23:58:35,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:35,866 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 190 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:35,866 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:58:36,119 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 190 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:36,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456321320] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:58:36,119 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:58:36,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 37 [2024-11-07 23:58:36,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122260009] [2024-11-07 23:58:36,119 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:58:36,120 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:58:36,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:36,120 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 20 times [2024-11-07 23:58:36,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:36,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765264879] [2024-11-07 23:58:36,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:36,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:36,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:36,126 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:36,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:58:36,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-07 23:58:36,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=1077, Unknown=0, NotChecked=0, Total=1406 [2024-11-07 23:58:36,163 INFO L87 Difference]: Start difference. First operand 102 states and 125 transitions. cyclomatic complexity: 36 Second operand has 38 states, 37 states have (on average 3.7837837837837838) internal successors, (140), 38 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:36,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:58:36,448 INFO L93 Difference]: Finished difference Result 161 states and 196 transitions. [2024-11-07 23:58:36,448 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 161 states and 196 transitions. [2024-11-07 23:58:36,449 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:36,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 161 states to 109 states and 134 transitions. [2024-11-07 23:58:36,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:58:36,449 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:58:36,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 109 states and 134 transitions. [2024-11-07 23:58:36,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:36,450 INFO L218 hiAutomatonCegarLoop]: Abstraction has 109 states and 134 transitions. [2024-11-07 23:58:36,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states and 134 transitions. [2024-11-07 23:58:36,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 106. [2024-11-07 23:58:36,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 106 states have (on average 1.2264150943396226) internal successors, (130), 105 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:36,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 130 transitions. [2024-11-07 23:58:36,452 INFO L240 hiAutomatonCegarLoop]: Abstraction has 106 states and 130 transitions. [2024-11-07 23:58:36,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-07 23:58:36,452 INFO L425 stractBuchiCegarLoop]: Abstraction has 106 states and 130 transitions. [2024-11-07 23:58:36,452 INFO L332 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2024-11-07 23:58:36,453 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 106 states and 130 transitions. [2024-11-07 23:58:36,453 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:36,453 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:36,453 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:36,454 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [11, 11, 11, 11, 11, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:36,454 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:36,454 INFO L745 eck$LassoCheckResult]: Stem: 13482#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 13475#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 13476#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 13483#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 13477#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 13478#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13479#L521 assume !(main_~val~0#1 < 0); 13472#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13473#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13474#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13480#L521 assume !(main_~val~0#1 < 0); 13568#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13567#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13566#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13565#L521 assume !(main_~val~0#1 < 0); 13564#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13563#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13562#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13561#L521 assume !(main_~val~0#1 < 0); 13560#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13559#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13558#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13557#L521 assume !(main_~val~0#1 < 0); 13556#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13555#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13554#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13553#L521 assume !(main_~val~0#1 < 0); 13552#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13551#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13550#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13549#L521 assume !(main_~val~0#1 < 0); 13548#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13547#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13546#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13545#L521 assume !(main_~val~0#1 < 0); 13544#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13543#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13542#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13541#L521 assume !(main_~val~0#1 < 0); 13540#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13539#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13538#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13537#L521 assume !(main_~val~0#1 < 0); 13536#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13535#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13534#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13486#L521 assume !(main_~val~0#1 < 0); 13492#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 13487#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13485#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 13484#L519-4 main_~j~0#1 := 0; 13469#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13470#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13532#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13531#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13471#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13468#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13481#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13463#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13464#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13529#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13528#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13527#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13526#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13524#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13523#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13522#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13521#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13519#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13518#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13517#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13516#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13514#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13513#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13512#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13511#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13509#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13508#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13507#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13506#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13504#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13503#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13502#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13501#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13499#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13498#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13497#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13496#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13495#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13491#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13490#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13488#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 13466#L527-3 [2024-11-07 23:58:36,454 INFO L747 eck$LassoCheckResult]: Loop: 13466#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13465#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 13466#L527-3 [2024-11-07 23:58:36,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:36,455 INFO L85 PathProgramCache]: Analyzing trace with hash -2010175208, now seen corresponding path program 21 times [2024-11-07 23:58:36,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:36,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026422673] [2024-11-07 23:58:36,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:36,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:36,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:36,502 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:36,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:36,503 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 21 times [2024-11-07 23:58:36,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:36,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990372011] [2024-11-07 23:58:36,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:36,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:36,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:36,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:36,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:36,510 INFO L85 PathProgramCache]: Analyzing trace with hash 956909853, now seen corresponding path program 10 times [2024-11-07 23:58:36,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:36,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100698626] [2024-11-07 23:58:36,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:36,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:36,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:36,574 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:46,452 WARN L286 SmtUtils]: Spent 9.84s on a formula simplification. DAG size of input: 359 DAG size of output: 260 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-07 23:58:46,927 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:58:46,927 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:58:46,927 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:58:46,927 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:58:46,927 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:58:46,927 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:46,927 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:58:46,927 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:58:46,927 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-1.i_Iteration25_Lasso [2024-11-07 23:58:46,928 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:58:46,928 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:58:46,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:46,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:46,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:46,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:46,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:58:48,622 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:58:48,622 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:58:48,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,624 INFO L229 MonitoredProcess]: Starting monitored process 184 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) [2024-11-07 23:58:48,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2024-11-07 23:58:48,625 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 [2024-11-07 23:58:48,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,639 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,648 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2024-11-07 23:58:48,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,650 INFO L229 MonitoredProcess]: Starting monitored process 185 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) [2024-11-07 23:58:48,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2024-11-07 23:58:48,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:48,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:48,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:48,663 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2024-11-07 23:58:48,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,675 INFO L229 MonitoredProcess]: Starting monitored process 186 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) [2024-11-07 23:58:48,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2024-11-07 23:58:48,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,689 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,699 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2024-11-07 23:58:48,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,701 INFO L229 MonitoredProcess]: Starting monitored process 187 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) [2024-11-07 23:58:48,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2024-11-07 23:58:48,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:58:48,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,713 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:58:48,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:58:48,714 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2024-11-07 23:58:48,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,726 INFO L229 MonitoredProcess]: Starting monitored process 188 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) [2024-11-07 23:58:48,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2024-11-07 23:58:48,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,740 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,750 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2024-11-07 23:58:48,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,753 INFO L229 MonitoredProcess]: Starting monitored process 189 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) [2024-11-07 23:58:48,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2024-11-07 23:58:48,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2024-11-07 23:58:48,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,782 INFO L229 MonitoredProcess]: Starting monitored process 190 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) [2024-11-07 23:58:48,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2024-11-07 23:58:48,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,795 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,799 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,810 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2024-11-07 23:58:48,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,812 INFO L229 MonitoredProcess]: Starting monitored process 191 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) [2024-11-07 23:58:48,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2024-11-07 23:58:48,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,829 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2024-11-07 23:58:48,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,842 INFO L229 MonitoredProcess]: Starting monitored process 192 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) [2024-11-07 23:58:48,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2024-11-07 23:58:48,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,856 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2024-11-07 23:58:48,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,871 INFO L229 MonitoredProcess]: Starting monitored process 193 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) [2024-11-07 23:58:48,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2024-11-07 23:58:48,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,892 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2024-11-07 23:58:48,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,904 INFO L229 MonitoredProcess]: Starting monitored process 194 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) [2024-11-07 23:58:48,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2024-11-07 23:58:48,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,918 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,923 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2024-11-07 23:58:48,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,935 INFO L229 MonitoredProcess]: Starting monitored process 195 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) [2024-11-07 23:58:48,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2024-11-07 23:58:48,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,950 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,955 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:48,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2024-11-07 23:58:48,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:48,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:48,968 INFO L229 MonitoredProcess]: Starting monitored process 196 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) [2024-11-07 23:58:48,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2024-11-07 23:58:48,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:48,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:48,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:48,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:48,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:48,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:48,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:48,990 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:49,001 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2024-11-07 23:58:49,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:49,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:49,003 INFO L229 MonitoredProcess]: Starting monitored process 197 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) [2024-11-07 23:58:49,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2024-11-07 23:58:49,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:49,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:49,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:49,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:49,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:49,016 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:49,016 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:49,019 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:58:49,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2024-11-07 23:58:49,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:49,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:49,031 INFO L229 MonitoredProcess]: Starting monitored process 198 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) [2024-11-07 23:58:49,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2024-11-07 23:58:49,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:58:49,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:58:49,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:58:49,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:58:49,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:58:49,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:58:49,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:58:49,051 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:58:49,057 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-07 23:58:49,057 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-07 23:58:49,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:58:49,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:49,059 INFO L229 MonitoredProcess]: Starting monitored process 199 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) [2024-11-07 23:58:49,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2024-11-07 23:58:49,060 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:58:49,071 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-07 23:58:49,071 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:58:49,071 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 40)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 40)_1 Supporting invariants [] [2024-11-07 23:58:49,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2024-11-07 23:58:49,172 INFO L156 tatePredicateManager]: 44 out of 45 supporting invariants were superfluous and have been removed [2024-11-07 23:58:49,173 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-07 23:58:49,173 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-07 23:58:49,173 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-07 23:58:49,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:49,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-07 23:58:49,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:49,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:49,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:49,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:49,604 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.13 stem predicates 2 loop predicates [2024-11-07 23:58:49,604 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 106 states and 130 transitions. cyclomatic complexity: 37 Second operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:49,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2024-11-07 23:58:49,656 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 106 states and 130 transitions. cyclomatic complexity: 37. Second operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 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 107 states and 132 transitions. Complement of second has 5 states. [2024-11-07 23:58:49,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:49,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:49,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:58:49,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 92 letters. Loop has 2 letters. [2024-11-07 23:58:49,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:49,657 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:49,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:49,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-07 23:58:49,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:50,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:50,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:50,178 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.13 stem predicates 2 loop predicates [2024-11-07 23:58:50,178 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 106 states and 130 transitions. cyclomatic complexity: 37 Second operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:50,218 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 106 states and 130 transitions. cyclomatic complexity: 37. Second operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 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 107 states and 132 transitions. Complement of second has 5 states. [2024-11-07 23:58:50,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-07 23:58:50,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:50,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-07 23:58:50,219 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 92 letters. Loop has 2 letters. [2024-11-07 23:58:50,219 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:50,219 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:58:50,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:50,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-07 23:58:50,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:50,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 23:58:50,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:50,722 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.13 stem predicates 2 loop predicates [2024-11-07 23:58:50,722 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 106 states and 130 transitions. cyclomatic complexity: 37 Second operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:50,985 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 106 states and 130 transitions. cyclomatic complexity: 37. Second operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 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 130 states and 167 transitions. Complement of second has 29 states. [2024-11-07 23:58:50,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 17 states 13 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-07 23:58:50,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:50,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 87 transitions. [2024-11-07 23:58:50,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 87 transitions. Stem has 92 letters. Loop has 2 letters. [2024-11-07 23:58:50,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:50,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 87 transitions. Stem has 94 letters. Loop has 2 letters. [2024-11-07 23:58:50,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:50,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 87 transitions. Stem has 92 letters. Loop has 4 letters. [2024-11-07 23:58:50,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:58:50,986 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 130 states and 167 transitions. [2024-11-07 23:58:50,987 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:50,987 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 130 states to 125 states and 160 transitions. [2024-11-07 23:58:50,987 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-07 23:58:50,988 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-07 23:58:50,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 160 transitions. [2024-11-07 23:58:50,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:50,988 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 160 transitions. [2024-11-07 23:58:50,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 160 transitions. [2024-11-07 23:58:50,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 111. [2024-11-07 23:58:50,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 111 states have (on average 1.2252252252252251) internal successors, (136), 110 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:50,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 136 transitions. [2024-11-07 23:58:50,990 INFO L240 hiAutomatonCegarLoop]: Abstraction has 111 states and 136 transitions. [2024-11-07 23:58:50,990 INFO L425 stractBuchiCegarLoop]: Abstraction has 111 states and 136 transitions. [2024-11-07 23:58:50,990 INFO L332 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2024-11-07 23:58:50,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 111 states and 136 transitions. [2024-11-07 23:58:50,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:50,991 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:50,991 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:50,991 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [12, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:50,991 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:50,992 INFO L745 eck$LassoCheckResult]: Stem: 15077#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 15069#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 15070#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 15078#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 15071#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 15072#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15073#L521 assume !(main_~val~0#1 < 0); 15065#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15066#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15074#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15075#L521 assume !(main_~val~0#1 < 0); 15119#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15067#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15068#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15115#L521 assume !(main_~val~0#1 < 0); 15114#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15113#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15112#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15111#L521 assume !(main_~val~0#1 < 0); 15110#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15109#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15108#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15107#L521 assume !(main_~val~0#1 < 0); 15106#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15105#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15104#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15103#L521 assume !(main_~val~0#1 < 0); 15102#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15101#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15100#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15099#L521 assume !(main_~val~0#1 < 0); 15098#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15097#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15096#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15095#L521 assume !(main_~val~0#1 < 0); 15094#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15093#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15092#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15091#L521 assume !(main_~val~0#1 < 0); 15090#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15089#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15088#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15087#L521 assume !(main_~val~0#1 < 0); 15086#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15085#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15084#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15081#L521 assume !(main_~val~0#1 < 0); 15083#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15082#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15080#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 15079#L519-4 main_~j~0#1 := 0; 15062#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15063#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15165#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15164#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15064#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15061#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15076#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15056#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15057#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15162#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15161#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15160#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15159#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15157#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15156#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15155#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15154#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15152#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15151#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15150#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15149#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15147#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15146#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15145#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15144#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15142#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15141#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15140#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15139#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15137#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15136#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15135#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15134#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15132#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15131#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15130#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15129#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15127#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15126#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15125#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15124#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15123#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15120#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15118#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15116#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15059#L527-3 [2024-11-07 23:58:50,992 INFO L747 eck$LassoCheckResult]: Loop: 15059#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15058#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 15059#L527-3 [2024-11-07 23:58:50,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:50,992 INFO L85 PathProgramCache]: Analyzing trace with hash 467367277, now seen corresponding path program 22 times [2024-11-07 23:58:50,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:50,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708092064] [2024-11-07 23:58:50,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:50,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:58:51,417 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 190 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:51,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:58:51,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708092064] [2024-11-07 23:58:51,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708092064] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:58:51,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340568310] [2024-11-07 23:58:51,418 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-07 23:58:51,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:58:51,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:58:51,420 INFO L229 MonitoredProcess]: Starting monitored process 200 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:58:51,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (200)] Waiting until timeout for monitored process [2024-11-07 23:58:51,540 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-07 23:58:51,540 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 23:58:51,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-07 23:58:51,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:58:51,971 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 231 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:51,971 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:58:52,244 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 231 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:58:52,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340568310] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:58:52,244 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:58:52,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 26] total 40 [2024-11-07 23:58:52,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627146361] [2024-11-07 23:58:52,244 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:58:52,245 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-07 23:58:52,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:52,245 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 22 times [2024-11-07 23:58:52,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:52,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505087840] [2024-11-07 23:58:52,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:52,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:52,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:52,252 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:52,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:58:52,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-07 23:58:52,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=1258, Unknown=0, NotChecked=0, Total=1640 [2024-11-07 23:58:52,285 INFO L87 Difference]: Start difference. First operand 111 states and 136 transitions. cyclomatic complexity: 39 Second operand has 41 states, 40 states have (on average 3.8) internal successors, (152), 41 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:52,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:58:52,480 INFO L93 Difference]: Finished difference Result 175 states and 213 transitions. [2024-11-07 23:58:52,480 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 175 states and 213 transitions. [2024-11-07 23:58:52,481 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:52,482 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 175 states to 118 states and 145 transitions. [2024-11-07 23:58:52,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:58:52,482 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:58:52,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 118 states and 145 transitions. [2024-11-07 23:58:52,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:58:52,482 INFO L218 hiAutomatonCegarLoop]: Abstraction has 118 states and 145 transitions. [2024-11-07 23:58:52,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states and 145 transitions. [2024-11-07 23:58:52,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2024-11-07 23:58:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 115 states have (on average 1.2260869565217392) internal successors, (141), 114 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:58:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 141 transitions. [2024-11-07 23:58:52,484 INFO L240 hiAutomatonCegarLoop]: Abstraction has 115 states and 141 transitions. [2024-11-07 23:58:52,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-07 23:58:52,485 INFO L425 stractBuchiCegarLoop]: Abstraction has 115 states and 141 transitions. [2024-11-07 23:58:52,485 INFO L332 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2024-11-07 23:58:52,485 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 115 states and 141 transitions. [2024-11-07 23:58:52,485 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-07 23:58:52,485 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:58:52,485 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:58:52,486 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [12, 12, 12, 12, 12, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 23:58:52,486 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:58:52,486 INFO L745 eck$LassoCheckResult]: Stem: 15975#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 15968#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 15969#L516 assume !(main_~length~0#1 < 1 || main_~length~0#1 % 4294967296 >= 536870911); 15976#L516-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 4294967296);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 15970#L518 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 15971#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15972#L521 assume !(main_~val~0#1 < 0); 15965#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15966#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15967#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15973#L521 assume !(main_~val~0#1 < 0); 16070#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16069#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16068#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16067#L521 assume !(main_~val~0#1 < 0); 16066#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16065#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16064#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16063#L521 assume !(main_~val~0#1 < 0); 16062#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16061#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16060#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16059#L521 assume !(main_~val~0#1 < 0); 16058#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16057#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16056#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16055#L521 assume !(main_~val~0#1 < 0); 16054#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16053#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16052#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16051#L521 assume !(main_~val~0#1 < 0); 16050#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16049#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16048#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16047#L521 assume !(main_~val~0#1 < 0); 16046#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16045#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16044#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16043#L521 assume !(main_~val~0#1 < 0); 16042#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16041#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16040#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16039#L521 assume !(main_~val~0#1 < 0); 16038#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16037#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16036#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16035#L521 assume !(main_~val~0#1 < 0); 16034#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 16033#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16032#L519-3 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15979#L521 assume !(main_~val~0#1 < 0); 15985#L521-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4); 15980#L519-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15978#L519-3 assume !(main_~i~0#1 < main_~length~0#1); 15977#L519-4 main_~j~0#1 := 0; 15962#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15963#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16030#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16029#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15964#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15961#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15974#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15956#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15957#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 16027#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16026#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16025#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16024#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 16022#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16021#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16020#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16019#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 16017#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16016#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16015#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16014#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 16012#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16011#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16010#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16009#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 16007#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16006#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16005#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16004#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 16002#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16001#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16000#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15999#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15997#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15996#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15995#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15994#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15992#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15991#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15990#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15989#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15988#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15984#L527-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15983#L526-2 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15981#L526-3 assume !!(main_~j~0#1 < main_~length~0#1); 15959#L527-3 [2024-11-07 23:58:52,487 INFO L747 eck$LassoCheckResult]: Loop: 15959#L527-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15958#L527-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 15959#L527-3 [2024-11-07 23:58:52,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:52,487 INFO L85 PathProgramCache]: Analyzing trace with hash 753705062, now seen corresponding path program 23 times [2024-11-07 23:58:52,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:52,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697284646] [2024-11-07 23:58:52,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:52,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:52,513 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:52,540 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:52,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:52,540 INFO L85 PathProgramCache]: Analyzing trace with hash 2502, now seen corresponding path program 23 times [2024-11-07 23:58:52,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:52,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895462543] [2024-11-07 23:58:52,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:52,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:52,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:52,548 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:58:52,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:58:52,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1538906901, now seen corresponding path program 11 times [2024-11-07 23:58:52,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:58:52,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924411722] [2024-11-07 23:58:52,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:58:52,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:58:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:52,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:58:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:58:52,602 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace