./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/KroeningSharyginaTsitovichWintersteiger-2010CAV-Fig1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/KroeningSharyginaTsitovichWintersteiger-2010CAV-Fig1-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b9049196bba7cbcb7cf3ded9c8379f49dc6ac79e222934a18b33266f1e0c667f --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 15:23:59,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 15:23:59,645 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-09 15:23:59,652 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 15:23:59,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 15:23:59,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 15:23:59,700 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 15:23:59,700 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 15:23:59,701 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 15:23:59,702 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 15:23:59,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 15:23:59,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 15:23:59,703 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 15:23:59,704 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-09 15:23:59,706 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-09 15:23:59,706 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-09 15:23:59,706 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-09 15:23:59,707 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-09 15:23:59,707 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-09 15:23:59,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 15:23:59,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-09 15:23:59,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 15:23:59,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 15:23:59,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-09 15:23:59,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-09 15:23:59,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-09 15:23:59,712 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 15:23:59,712 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 15:23:59,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 15:23:59,713 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-09 15:23:59,713 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 15:23:59,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 15:23:59,714 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 15:23:59,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 15:23:59,714 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 15:23:59,715 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-09 15:23:59,715 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9049196bba7cbcb7cf3ded9c8379f49dc6ac79e222934a18b33266f1e0c667f [2024-11-09 15:23:59,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 15:24:00,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 15:24:00,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 15:24:00,012 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 15:24:00,013 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 15:24:00,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/KroeningSharyginaTsitovichWintersteiger-2010CAV-Fig1-alloca.i [2024-11-09 15:24:01,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 15:24:01,706 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 15:24:01,708 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/KroeningSharyginaTsitovichWintersteiger-2010CAV-Fig1-alloca.i [2024-11-09 15:24:01,727 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03a75543/1e8cefad79ee48378032048e2d27087e/FLAG2064ec9bf [2024-11-09 15:24:02,036 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e03a75543/1e8cefad79ee48378032048e2d27087e [2024-11-09 15:24:02,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 15:24:02,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 15:24:02,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 15:24:02,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 15:24:02,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 15:24:02,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,047 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1e92fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02, skipping insertion in model container [2024-11-09 15:24:02,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 15:24:02,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:24:02,403 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 15:24:02,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:24:02,486 INFO L204 MainTranslator]: Completed translation [2024-11-09 15:24:02,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02 WrapperNode [2024-11-09 15:24:02,486 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 15:24:02,487 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 15:24:02,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 15:24:02,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 15:24:02,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,527 INFO L138 Inliner]: procedures = 110, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2024-11-09 15:24:02,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 15:24:02,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 15:24:02,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 15:24:02,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 15:24:02,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,545 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,562 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [8, 2]. 80 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 5 writes are split as follows [4, 1]. [2024-11-09 15:24:02,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,569 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 15:24:02,580 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 15:24:02,580 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 15:24:02,580 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 15:24:02,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (1/1) ... [2024-11-09 15:24:02,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:02,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:02,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:02,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-09 15:24:02,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 15:24:02,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 15:24:02,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 15:24:02,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 15:24:02,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 15:24:02,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 15:24:02,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 15:24:02,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 15:24:02,763 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 15:24:02,765 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 15:24:02,883 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-09 15:24:02,884 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 15:24:02,894 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 15:24:02,896 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 15:24:02,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:24:02 BoogieIcfgContainer [2024-11-09 15:24:02,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 15:24:02,897 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-09 15:24:02,898 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-09 15:24:02,901 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-09 15:24:02,902 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:24:02,902 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 03:24:02" (1/3) ... [2024-11-09 15:24:02,903 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2e760b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:24:02, skipping insertion in model container [2024-11-09 15:24:02,903 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:24:02,903 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:24:02" (2/3) ... [2024-11-09 15:24:02,903 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2e760b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:24:02, skipping insertion in model container [2024-11-09 15:24:02,903 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:24:02,903 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:24:02" (3/3) ... [2024-11-09 15:24:02,904 INFO L332 chiAutomizerObserver]: Analyzing ICFG KroeningSharyginaTsitovichWintersteiger-2010CAV-Fig1-alloca.i [2024-11-09 15:24:02,950 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-09 15:24:02,950 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-09 15:24:02,950 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-09 15:24:02,950 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-09 15:24:02,951 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-09 15:24:02,951 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-09 15:24:02,951 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-09 15:24:02,951 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-09 15:24:02,954 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:24:02,967 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-09 15:24:02,967 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:24:02,967 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:24:02,971 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:24:02,971 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-09 15:24:02,971 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-09 15:24:02,972 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:24:02,972 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-09 15:24:02,973 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:24:02,973 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:24:02,973 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:24:02,973 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-09 15:24:02,979 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_~x~0#1.base, main_~x~0#1.offset, main_~debug~0#1.base, main_~debug~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~debug~0#1.base, main_~debug~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet4#1;call write~int#1(0, main_~debug~0#1.base, main_~debug~0#1.offset, 4); 9#L558-2true [2024-11-09 15:24:02,979 INFO L747 eck$LassoCheckResult]: Loop: 9#L558-2true call main_#t~mem5#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 11#L552-1true assume !!(main_#t~mem5#1 < 255);havoc main_#t~mem5#1;call main_#t~mem6#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 3#L553true assume !(0 != (if main_#t~mem6#1 < 0 && 0 != main_#t~mem6#1 % 2 then main_#t~mem6#1 % 2 - 2 else main_#t~mem6#1 % 2));havoc main_#t~mem6#1;call main_#t~mem9#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(2 + main_#t~mem9#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1; 8#L553-2true call main_#t~mem10#1 := read~int#1(main_~debug~0#1.base, main_~debug~0#1.offset, 4); 6#L558true assume 0 != main_#t~mem10#1;havoc main_#t~mem10#1;call write~int#0(0, main_~x~0#1.base, main_~x~0#1.offset, 4); 9#L558-2true [2024-11-09 15:24:02,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:02,984 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-09 15:24:02,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:02,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372975076] [2024-11-09 15:24:02,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:02,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,160 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:03,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:03,162 INFO L85 PathProgramCache]: Analyzing trace with hash 35468238, now seen corresponding path program 1 times [2024-11-09 15:24:03,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:03,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714610155] [2024-11-09 15:24:03,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:03,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:03,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:03,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907724, now seen corresponding path program 1 times [2024-11-09 15:24:03,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:03,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728727528] [2024-11-09 15:24:03,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:03,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:24:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:24:03,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:24:03,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728727528] [2024-11-09 15:24:03,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728727528] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:24:03,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:24:03,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:24:03,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518645079] [2024-11-09 15:24:03,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:24:03,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:24:03,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 15:24:03,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 15:24:03,774 INFO L87 Difference]: Start difference. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 2.3333333333333335) 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) [2024-11-09 15:24:03,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:24:03,801 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2024-11-09 15:24:03,802 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2024-11-09 15:24:03,803 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-09 15:24:03,806 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 7 states and 8 transitions. [2024-11-09 15:24:03,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-09 15:24:03,807 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-09 15:24:03,808 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 8 transitions. [2024-11-09 15:24:03,808 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:24:03,808 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-09 15:24:03,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 8 transitions. [2024-11-09 15:24:03,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-09 15:24:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:24:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2024-11-09 15:24:03,833 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-09 15:24:03,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 15:24:03,838 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-09 15:24:03,839 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-09 15:24:03,840 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 8 transitions. [2024-11-09 15:24:03,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-09 15:24:03,841 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:24:03,841 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:24:03,842 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:24:03,842 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-09 15:24:03,842 INFO L745 eck$LassoCheckResult]: Stem: 40#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 41#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_~x~0#1.base, main_~x~0#1.offset, main_~debug~0#1.base, main_~debug~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~debug~0#1.base, main_~debug~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet4#1;call write~int#1(0, main_~debug~0#1.base, main_~debug~0#1.offset, 4); 39#L558-2 [2024-11-09 15:24:03,842 INFO L747 eck$LassoCheckResult]: Loop: 39#L558-2 call main_#t~mem5#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 42#L552-1 assume !!(main_#t~mem5#1 < 255);havoc main_#t~mem5#1;call main_#t~mem6#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 36#L553 assume !(0 != (if main_#t~mem6#1 < 0 && 0 != main_#t~mem6#1 % 2 then main_#t~mem6#1 % 2 - 2 else main_#t~mem6#1 % 2));havoc main_#t~mem6#1;call main_#t~mem9#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(2 + main_#t~mem9#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1; 37#L553-2 call main_#t~mem10#1 := read~int#1(main_~debug~0#1.base, main_~debug~0#1.offset, 4); 38#L558 assume !(0 != main_#t~mem10#1);havoc main_#t~mem10#1; 39#L558-2 [2024-11-09 15:24:03,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:03,843 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-11-09 15:24:03,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:03,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420718989] [2024-11-09 15:24:03,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:03,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,883 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:03,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:03,888 INFO L85 PathProgramCache]: Analyzing trace with hash 35468240, now seen corresponding path program 1 times [2024-11-09 15:24:03,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:03,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271884188] [2024-11-09 15:24:03,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:03,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,903 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,917 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:03,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:03,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907726, now seen corresponding path program 1 times [2024-11-09 15:24:03,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:03,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256258300] [2024-11-09 15:24:03,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:03,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:03,975 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:04,354 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:24:04,355 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:24:04,356 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:24:04,356 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:24:04,356 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:24:04,356 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:04,356 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:24:04,356 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:24:04,357 INFO L132 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-2010CAV-Fig1-alloca.i_Iteration2_Lasso [2024-11-09 15:24:04,357 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:24:04,357 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:24:04,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,398 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,403 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:04,997 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:24:05,002 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:24:05,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,006 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-09 15:24:05,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:05,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:05,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:05,029 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-09 15:24:05,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,047 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-09 15:24:05,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:05,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:05,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:05,066 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-09 15:24:05,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,083 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-09 15:24:05,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,106 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-09 15:24:05,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,123 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-09 15:24:05,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:05,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:05,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:05,143 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,162 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-09 15:24:05,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,183 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,189 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,206 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-09 15:24:05,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:05,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:05,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:05,223 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-09 15:24:05,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,261 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-09 15:24:05,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:05,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:05,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:05,285 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,303 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-09 15:24:05,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:05,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:05,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:05,322 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,336 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-09 15:24:05,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,338 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-09 15:24:05,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:05,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:05,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:05,355 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,368 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-09 15:24:05,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-09 15:24:05,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,409 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-09 15:24:05,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,442 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,457 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-09 15:24:05,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,460 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-09 15:24:05,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,486 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,503 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-09 15:24:05,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,534 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,551 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-09 15:24:05,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,600 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-09 15:24:05,603 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 [2024-11-09 15:24:05,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-09 15:24:05,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,642 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-09 15:24:05,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,683 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-09 15:24:05,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:05,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:05,713 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:05,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:05,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,730 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-09 15:24:05,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:05,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:05,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:05,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:05,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:05,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:05,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:05,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:05,747 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:24:05,753 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-09 15:24:05,753 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-09 15:24:05,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:05,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:05,776 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:05,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-09 15:24:05,781 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:24:05,781 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-09 15:24:05,781 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:24:05,782 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1) = -1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1 + 255 Supporting invariants [] [2024-11-09 15:24:05,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-09 15:24:05,829 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2024-11-09 15:24:05,840 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-09 15:24:05,841 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-09 15:24:05,841 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2024-11-09 15:24:05,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:24:05,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:24:05,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:24:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:24:05,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:24:05,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:24:05,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-09 15:24:05,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:24:06,000 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-11-09 15:24:06,001 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2 Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 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) [2024-11-09 15:24:06,051 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 21 transitions. Complement of second has 9 states. [2024-11-09 15:24:06,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-09 15:24:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 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) [2024-11-09 15:24:06,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 8 transitions. [2024-11-09 15:24:06,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 2 letters. Loop has 5 letters. [2024-11-09 15:24:06,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:24:06,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 7 letters. Loop has 5 letters. [2024-11-09 15:24:06,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:24:06,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 2 letters. Loop has 10 letters. [2024-11-09 15:24:06,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:24:06,057 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2024-11-09 15:24:06,058 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-09 15:24:06,059 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 21 transitions. [2024-11-09 15:24:06,059 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-09 15:24:06,059 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-09 15:24:06,059 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2024-11-09 15:24:06,059 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:24:06,059 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-09 15:24:06,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2024-11-09 15:24:06,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2024-11-09 15:24:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 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) [2024-11-09 15:24:06,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2024-11-09 15:24:06,061 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2024-11-09 15:24:06,061 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2024-11-09 15:24:06,061 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-09 15:24:06,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2024-11-09 15:24:06,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-09 15:24:06,062 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:24:06,062 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:24:06,062 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-09 15:24:06,062 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-09 15:24:06,062 INFO L745 eck$LassoCheckResult]: Stem: 159#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 160#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_~x~0#1.base, main_~x~0#1.offset, main_~debug~0#1.base, main_~debug~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~debug~0#1.base, main_~debug~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet4#1;call write~int#1(0, main_~debug~0#1.base, main_~debug~0#1.offset, 4); 163#L558-2 call main_#t~mem5#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 161#L552-1 assume !!(main_#t~mem5#1 < 255);havoc main_#t~mem5#1;call main_#t~mem6#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 150#L553 assume 0 != (if main_#t~mem6#1 < 0 && 0 != main_#t~mem6#1 % 2 then main_#t~mem6#1 % 2 - 2 else main_#t~mem6#1 % 2);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 151#L553-2 [2024-11-09 15:24:06,062 INFO L747 eck$LassoCheckResult]: Loop: 151#L553-2 call main_#t~mem10#1 := read~int#1(main_~debug~0#1.base, main_~debug~0#1.offset, 4); 158#L558 assume !(0 != main_#t~mem10#1);havoc main_#t~mem10#1; 166#L558-2 call main_#t~mem5#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 164#L552-1 assume !!(main_#t~mem5#1 < 255);havoc main_#t~mem5#1;call main_#t~mem6#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 165#L553 assume !(0 != (if main_#t~mem6#1 < 0 && 0 != main_#t~mem6#1 % 2 then main_#t~mem6#1 % 2 - 2 else main_#t~mem6#1 % 2));havoc main_#t~mem6#1;call main_#t~mem9#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(2 + main_#t~mem9#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1; 151#L553-2 [2024-11-09 15:24:06,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:06,063 INFO L85 PathProgramCache]: Analyzing trace with hash 28695847, now seen corresponding path program 1 times [2024-11-09 15:24:06,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:06,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502613450] [2024-11-09 15:24:06,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:06,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:06,092 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:06,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:06,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:06,107 INFO L85 PathProgramCache]: Analyzing trace with hash 46898150, now seen corresponding path program 2 times [2024-11-09 15:24:06,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:06,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905555253] [2024-11-09 15:24:06,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:06,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:06,117 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:06,123 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:06,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:06,124 INFO L85 PathProgramCache]: Analyzing trace with hash 705693312, now seen corresponding path program 1 times [2024-11-09 15:24:06,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:06,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902125665] [2024-11-09 15:24:06,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:06,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:06,150 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:06,161 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:06,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-09 15:24:06,562 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:24:06,562 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:24:06,563 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:24:06,563 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:24:06,563 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:24:06,563 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:06,563 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:24:06,563 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:24:06,563 INFO L132 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-2010CAV-Fig1-alloca.i_Iteration3_Lasso [2024-11-09 15:24:06,563 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:24:06,563 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:24:06,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:06,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:24:07,090 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:24:07,090 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:24:07,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,092 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-09 15:24:07,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:07,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:07,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:07,107 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,117 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:07,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,119 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-09 15:24:07,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:07,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:07,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:07,133 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:07,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,145 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-09 15:24:07,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:07,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:07,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:07,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,169 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-09 15:24:07,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,170 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-09 15:24:07,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:07,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:07,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:07,183 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-09 15:24:07,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,195 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-09 15:24:07,196 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 [2024-11-09 15:24:07,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:07,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:07,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:07,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-09 15:24:07,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,221 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-09 15:24:07,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:07,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,253 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-09 15:24:07,254 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 [2024-11-09 15:24:07,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,269 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:07,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,286 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-09 15:24:07,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:07,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:07,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:07,305 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,319 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-09 15:24:07,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,321 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-09 15:24:07,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:07,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:07,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:07,339 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,353 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-09 15:24:07,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,355 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-09 15:24:07,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,370 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,370 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,374 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-09 15:24:07,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,390 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-09 15:24:07,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:24:07,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:24:07,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:24:07,411 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-09 15:24:07,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,427 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-09 15:24:07,429 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 [2024-11-09 15:24:07,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:07,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,468 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-09 15:24:07,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,483 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-09 15:24:07,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,495 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-09 15:24:07,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,521 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,536 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:07,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,539 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-09 15:24:07,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,562 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,569 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-09 15:24:07,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,588 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-09 15:24:07,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,607 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,610 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:24:07,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:07,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,621 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-09 15:24:07,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:24:07,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:24:07,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:24:07,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:24:07,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:24:07,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:24:07,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:24:07,642 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:24:07,648 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-09 15:24:07,649 INFO L444 ModelExtractionUtils]: 3 out of 7 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-09 15:24:07,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:24:07,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:24:07,651 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:24:07,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-09 15:24:07,653 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:24:07,667 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:24:07,668 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:24:07,668 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2) = -1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2 + 255 Supporting invariants [] [2024-11-09 15:24:07,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-09 15:24:07,710 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2024-11-09 15:24:07,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-09 15:24:07,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-09 15:24:07,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2024-11-09 15:24:07,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:24:07,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:24:07,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:24:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:24:07,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:24:07,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:24:07,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:24:07,790 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-09 15:24:07,791 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 20 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2024-11-09 15:24:07,824 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 20 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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 32 transitions. Complement of second has 9 states. [2024-11-09 15:24:07,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-09 15:24:07,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2024-11-09 15:24:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2024-11-09 15:24:07,826 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 5 letters. Loop has 5 letters. [2024-11-09 15:24:07,826 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:24:07,826 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 10 letters. Loop has 5 letters. [2024-11-09 15:24:07,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:24:07,827 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 5 letters. Loop has 10 letters. [2024-11-09 15:24:07,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:24:07,827 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 32 transitions. [2024-11-09 15:24:07,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-09 15:24:07,829 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 32 transitions. [2024-11-09 15:24:07,829 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-09 15:24:07,829 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-09 15:24:07,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. [2024-11-09 15:24:07,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:24:07,829 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 32 transitions. [2024-11-09 15:24:07,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. [2024-11-09 15:24:07,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2024-11-09 15:24:07,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 26 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) [2024-11-09 15:24:07,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2024-11-09 15:24:07,832 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 32 transitions. [2024-11-09 15:24:07,832 INFO L425 stractBuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2024-11-09 15:24:07,832 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-09 15:24:07,832 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 32 transitions. [2024-11-09 15:24:07,833 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-09 15:24:07,834 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:24:07,834 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:24:07,834 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1] [2024-11-09 15:24:07,835 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-09 15:24:07,835 INFO L745 eck$LassoCheckResult]: Stem: 302#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 303#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_~x~0#1.base, main_~x~0#1.offset, main_~debug~0#1.base, main_~debug~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~debug~0#1.base, main_~debug~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet4#1;call write~int#1(0, main_~debug~0#1.base, main_~debug~0#1.offset, 4); 307#L558-2 call main_#t~mem5#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 313#L552-1 assume !!(main_#t~mem5#1 < 255);havoc main_#t~mem5#1;call main_#t~mem6#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 291#L553 assume 0 != (if main_#t~mem6#1 < 0 && 0 != main_#t~mem6#1 % 2 then main_#t~mem6#1 % 2 - 2 else main_#t~mem6#1 % 2);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 292#L553-2 call main_#t~mem10#1 := read~int#1(main_~debug~0#1.base, main_~debug~0#1.offset, 4); 310#L558 assume !(0 != main_#t~mem10#1);havoc main_#t~mem10#1; 304#L558-2 call main_#t~mem5#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 305#L552-1 assume !!(main_#t~mem5#1 < 255);havoc main_#t~mem5#1;call main_#t~mem6#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 308#L553 assume 0 != (if main_#t~mem6#1 < 0 && 0 != main_#t~mem6#1 % 2 then main_#t~mem6#1 % 2 - 2 else main_#t~mem6#1 % 2);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 299#L553-2 [2024-11-09 15:24:07,835 INFO L747 eck$LassoCheckResult]: Loop: 299#L553-2 call main_#t~mem10#1 := read~int#1(main_~debug~0#1.base, main_~debug~0#1.offset, 4); 300#L558 assume !(0 != main_#t~mem10#1);havoc main_#t~mem10#1; 314#L558-2 call main_#t~mem5#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 312#L552-1 assume !!(main_#t~mem5#1 < 255);havoc main_#t~mem5#1;call main_#t~mem6#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4); 311#L553 assume !(0 != (if main_#t~mem6#1 < 0 && 0 != main_#t~mem6#1 % 2 then main_#t~mem6#1 % 2 - 2 else main_#t~mem6#1 % 2));havoc main_#t~mem6#1;call main_#t~mem9#1 := read~int#0(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#0(2 + main_#t~mem9#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1; 299#L553-2 [2024-11-09 15:24:07,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:07,836 INFO L85 PathProgramCache]: Analyzing trace with hash 705693310, now seen corresponding path program 1 times [2024-11-09 15:24:07,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:07,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601302081] [2024-11-09 15:24:07,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:07,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:24:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:24:08,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:24:08,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601302081] [2024-11-09 15:24:08,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601302081] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:24:08,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:24:08,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 15:24:08,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213949031] [2024-11-09 15:24:08,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:24:08,189 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:24:08,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:24:08,189 INFO L85 PathProgramCache]: Analyzing trace with hash 46898150, now seen corresponding path program 3 times [2024-11-09 15:24:08,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:24:08,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370136108] [2024-11-09 15:24:08,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:24:08,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:24:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:08,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:24:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:24:08,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:24:08,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:24:08,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:24:08,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:24:08,273 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. cyclomatic complexity: 8 Second operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 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) [2024-11-09 15:24:08,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:24:08,308 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2024-11-09 15:24:08,308 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 25 transitions. [2024-11-09 15:24:08,308 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:24:08,308 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 0 states and 0 transitions. [2024-11-09 15:24:08,309 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-09 15:24:08,309 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-09 15:24:08,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-09 15:24:08,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:24:08,309 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:24:08,309 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:24:08,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:24:08,310 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:24:08,310 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-09 15:24:08,310 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-09 15:24:08,310 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:24:08,310 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-09 15:24:08,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 03:24:08 BoogieIcfgContainer [2024-11-09 15:24:08,317 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-09 15:24:08,317 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 15:24:08,317 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 15:24:08,318 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 15:24:08,318 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:24:02" (3/4) ... [2024-11-09 15:24:08,320 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 15:24:08,321 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 15:24:08,322 INFO L158 Benchmark]: Toolchain (without parser) took 6283.59ms. Allocated memory was 153.1MB in the beginning and 232.8MB in the end (delta: 79.7MB). Free memory was 97.1MB in the beginning and 96.4MB in the end (delta: 700.1kB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. [2024-11-09 15:24:08,322 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 153.1MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:24:08,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.24ms. Allocated memory is still 153.1MB. Free memory was 97.1MB in the beginning and 77.9MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 15:24:08,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.52ms. Allocated memory is still 153.1MB. Free memory was 77.9MB in the beginning and 76.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:24:08,323 INFO L158 Benchmark]: Boogie Preprocessor took 49.83ms. Allocated memory is still 153.1MB. Free memory was 76.2MB in the beginning and 74.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:24:08,324 INFO L158 Benchmark]: RCFGBuilder took 316.55ms. Allocated memory is still 153.1MB. Free memory was 74.1MB in the beginning and 62.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 15:24:08,324 INFO L158 Benchmark]: BuchiAutomizer took 5419.87ms. Allocated memory was 153.1MB in the beginning and 232.8MB in the end (delta: 79.7MB). Free memory was 62.2MB in the beginning and 96.4MB in the end (delta: -34.2MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-09 15:24:08,324 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 232.8MB. Free memory is still 96.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:24:08,325 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 153.1MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.24ms. Allocated memory is still 153.1MB. Free memory was 97.1MB in the beginning and 77.9MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.52ms. Allocated memory is still 153.1MB. Free memory was 77.9MB in the beginning and 76.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.83ms. Allocated memory is still 153.1MB. Free memory was 76.2MB in the beginning and 74.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.55ms. Allocated memory is still 153.1MB. Free memory was 74.1MB in the beginning and 62.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 5419.87ms. Allocated memory was 153.1MB in the beginning and 232.8MB in the end (delta: 79.7MB). Free memory was 62.2MB in the beginning and 96.4MB in the end (delta: -34.2MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 232.8MB. Free memory is still 96.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. One deterministic module has affine ranking function null and consists of 5 locations. 2 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.3s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 4.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 62 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 33 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 29 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital182 mio100 ax109 hnf100 lsp91 ukn66 mio100 lsp22 div285 bol100 ite100 ukn100 eq149 hnf95 smp47 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-09 15:24:08,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-09 15:24:08,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE