./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/reducercommutativity/sep05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/reducercommutativity/sep05-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash ac50477087b7e2b9c80860ad42d4d46d99ddf32e797cee205c21d5ff44f08ec3 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 15:29:56,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 15:29:57,012 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-09 15:29:57,016 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 15:29:57,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 15:29:57,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 15:29:57,044 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 15:29:57,044 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 15:29:57,045 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 15:29:57,047 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 15:29:57,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 15:29:57,048 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 15:29:57,048 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 15:29:57,048 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-09 15:29:57,049 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-09 15:29:57,049 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-09 15:29:57,049 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-09 15:29:57,051 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-09 15:29:57,051 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-09 15:29:57,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 15:29:57,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-09 15:29:57,052 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 15:29:57,052 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 15:29:57,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 15:29:57,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 15:29:57,053 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-09 15:29:57,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-09 15:29:57,053 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-09 15:29:57,053 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 15:29:57,053 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 15:29:57,054 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 15:29:57,054 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 15:29:57,054 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-09 15:29:57,054 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 15:29:57,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 15:29:57,054 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 15:29:57,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 15:29:57,055 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 15:29:57,055 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-09 15:29:57,055 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac50477087b7e2b9c80860ad42d4d46d99ddf32e797cee205c21d5ff44f08ec3 [2024-11-09 15:29:57,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 15:29:57,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 15:29:57,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 15:29:57,262 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 15:29:57,262 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 15:29:57,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep05-1.i [2024-11-09 15:29:58,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 15:29:58,688 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 15:29:58,689 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep05-1.i [2024-11-09 15:29:58,694 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be2521863/ed761f7439d24099ac5d7378ff6e75fe/FLAG2a0166612 [2024-11-09 15:29:59,119 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be2521863/ed761f7439d24099ac5d7378ff6e75fe [2024-11-09 15:29:59,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 15:29:59,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 15:29:59,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 15:29:59,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 15:29:59,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 15:29:59,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb40652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59, skipping insertion in model container [2024-11-09 15:29:59,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,160 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 15:29:59,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:29:59,350 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 15:29:59,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:29:59,388 INFO L204 MainTranslator]: Completed translation [2024-11-09 15:29:59,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59 WrapperNode [2024-11-09 15:29:59,389 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 15:29:59,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 15:29:59,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 15:29:59,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 15:29:59,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,416 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 130 [2024-11-09 15:29:59,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 15:29:59,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 15:29:59,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 15:29:59,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 15:29:59,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,446 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,455 INFO L175 MemorySlicer]: Split 14 memory accesses to 2 slices as follows [2, 12]. 86 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 5 writes are split as follows [0, 5]. [2024-11-09 15:29:59,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,464 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 15:29:59,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 15:29:59,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 15:29:59,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 15:29:59,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (1/1) ... [2024-11-09 15:29:59,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:59,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:59,505 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 15:29:59,509 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 15:29:59,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 15:29:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 15:29:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 15:29:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 15:29:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 15:29:59,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 15:29:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 15:29:59,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 15:29:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 15:29:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 15:29:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 15:29:59,616 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 15:29:59,617 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 15:29:59,764 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-09 15:29:59,764 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 15:29:59,776 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 15:29:59,778 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-09 15:29:59,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:29:59 BoogieIcfgContainer [2024-11-09 15:29:59,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 15:29:59,780 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-09 15:29:59,780 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-09 15:29:59,783 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-09 15:29:59,784 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:29:59,784 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 03:29:59" (1/3) ... [2024-11-09 15:29:59,785 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57bb831a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:29:59, skipping insertion in model container [2024-11-09 15:29:59,785 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:29:59,785 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:59" (2/3) ... [2024-11-09 15:29:59,785 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57bb831a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:29:59, skipping insertion in model container [2024-11-09 15:29:59,785 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:29:59,786 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:29:59" (3/3) ... [2024-11-09 15:29:59,787 INFO L332 chiAutomizerObserver]: Analyzing ICFG sep05-1.i [2024-11-09 15:29:59,835 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-09 15:29:59,836 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-09 15:29:59,836 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-09 15:29:59,836 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-09 15:29:59,836 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-09 15:29:59,836 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-09 15:29:59,836 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-09 15:29:59,837 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-09 15:29:59,840 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.5172413793103448) internal successors, (44), 29 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:29:59,852 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-11-09 15:29:59,852 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:59,853 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:59,856 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:29:59,856 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:29:59,856 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-09 15:29:59,857 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.5172413793103448) internal successors, (44), 29 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:29:59,858 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-11-09 15:29:59,858 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:59,859 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:59,859 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:29:59,859 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:29:59,864 INFO L745 eck$LassoCheckResult]: Stem: 26#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 27#L37-3true [2024-11-09 15:29:59,865 INFO L747 eck$LassoCheckResult]: Loop: 27#L37-3true assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 20#L37-2true main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 27#L37-3true [2024-11-09 15:29:59,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:59,869 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-09 15:29:59,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:59,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429793751] [2024-11-09 15:29:59,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:59,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:59,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:59,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:59,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:59,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-11-09 15:29:59,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:59,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729961459] [2024-11-09 15:29:59,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:59,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:59,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:59,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:00,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:00,001 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-11-09 15:30:00,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:00,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511886295] [2024-11-09 15:30:00,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:00,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:00,023 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:00,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:00,314 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:30:00,314 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:30:00,314 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:30:00,315 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:30:00,315 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:30:00,315 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,315 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:30:00,315 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:30:00,316 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep05-1.i_Iteration1_Lasso [2024-11-09 15:30:00,316 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:30:00,316 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:30:00,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:00,711 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:30:00,718 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:30:00,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,724 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 15:30:00,727 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 15:30:00,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:00,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:00,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:00,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:00,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:00,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:00,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:00,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:00,747 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:00,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:00,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,761 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 15:30:00,766 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 15:30:00,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:00,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:00,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:00,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:00,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:00,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:00,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:00,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:00,782 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:00,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:00,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,794 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 15:30:00,796 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 15:30:00,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:00,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:00,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:00,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:00,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:00,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:00,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:00,818 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:00,829 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 15:30:00,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,832 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 15:30:00,834 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 15:30:00,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:00,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:00,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:00,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:00,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:00,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:00,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:00,854 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:00,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-09 15:30:00,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,870 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 15:30:00,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:00,873 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 15:30:00,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:00,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:00,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:00,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:00,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:00,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:00,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:00,887 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:00,897 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 15:30:00,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,899 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 15:30:00,906 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 15:30:00,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:00,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:00,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:00,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:00,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:00,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:00,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:00,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:00,920 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:00,934 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 15:30:00,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,936 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 15:30:00,939 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 15:30:00,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:00,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:00,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:00,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:00,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:00,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:00,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:00,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:00,952 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:00,963 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 15:30:00,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,965 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 15:30:00,967 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 15:30:00,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:00,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:00,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:00,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:00,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:00,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:00,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:00,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:00,981 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:00,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:00,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:00,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:00,995 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 15:30:00,997 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 15:30:00,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:01,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,012 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,023 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-09 15:30:01,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,025 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 15:30:01,026 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 15:30:01,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,039 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,050 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 15:30:01,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,052 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 15:30:01,053 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 15:30:01,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,066 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:01,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,078 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 15:30:01,079 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 15:30:01,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,092 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-09 15:30:01,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,104 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 15:30:01,106 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 15:30:01,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,120 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,133 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-09 15:30:01,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,135 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 15:30:01,136 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 15:30:01,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,148 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,160 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 15:30:01,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,161 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 15:30:01,163 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 15:30:01,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,174 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:01,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,188 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 15:30:01,189 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 15:30:01,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:01,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,201 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-09 15:30:01,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,213 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 15:30:01,214 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 15:30:01,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:01,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:01,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:01,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-09 15:30:01,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,245 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 15:30:01,246 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 15:30:01,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:01,264 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:01,268 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,284 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 15:30:01,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,286 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 15:30:01,288 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 15:30:01,289 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 15:30:01,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:01,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:01,306 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,316 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 15:30:01,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,318 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 15:30:01,319 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 15:30:01,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:01,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:01,345 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:01,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-09 15:30:01,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,357 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 15:30:01,358 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 15:30:01,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:01,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:01,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:01,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:01,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:01,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:01,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:01,378 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:30:01,392 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-09 15:30:01,392 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-09 15:30:01,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:01,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,407 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 15:30:01,408 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 15:30:01,409 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:30:01,421 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:30:01,421 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:30:01,422 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 9*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1 - 8*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-11-09 15:30:01,435 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 15:30:01,443 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-09 15:30:01,451 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:30:01,451 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:30:01,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:01,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:30:01,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:01,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:30:01,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:01,572 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:30:01,574 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 30 states, 29 states have (on average 1.5172413793103448) internal successors, (44), 29 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:01,613 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 15:30:01,645 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 30 states, 29 states have (on average 1.5172413793103448) internal successors, (44), 29 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 58 states and 87 transitions. Complement of second has 6 states. [2024-11-09 15:30:01,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:30:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:01,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 43 transitions. [2024-11-09 15:30:01,662 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 43 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-09 15:30:01,663 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:01,663 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 43 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-09 15:30:01,663 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:01,663 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 43 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-09 15:30:01,663 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:01,664 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 87 transitions. [2024-11-09 15:30:01,669 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:30:01,674 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 22 states and 33 transitions. [2024-11-09 15:30:01,675 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-11-09 15:30:01,675 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:30:01,675 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 33 transitions. [2024-11-09 15:30:01,675 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:01,676 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 33 transitions. [2024-11-09 15:30:01,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 33 transitions. [2024-11-09 15:30:01,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2024-11-09 15:30:01,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.5) internal successors, (33), 21 states have internal predecessors, (33), 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 15:30:01,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 33 transitions. [2024-11-09 15:30:01,694 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 33 transitions. [2024-11-09 15:30:01,694 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 33 transitions. [2024-11-09 15:30:01,694 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-09 15:30:01,694 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 33 transitions. [2024-11-09 15:30:01,694 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:30:01,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:01,695 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:01,695 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-09 15:30:01,695 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:30:01,695 INFO L745 eck$LassoCheckResult]: Stem: 161#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 148#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 149#L37-3 assume !(main_~i~1#1 < 5); 155#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 156#L18-3 [2024-11-09 15:30:01,695 INFO L747 eck$LassoCheckResult]: Loop: 156#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 160#L20 assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1; 157#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 156#L18-3 [2024-11-09 15:30:01,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:01,696 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2024-11-09 15:30:01,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:01,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852460204] [2024-11-09 15:30:01,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:01,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:01,763 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 15:30:01,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:01,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852460204] [2024-11-09 15:30:01,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852460204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:30:01,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:30:01,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:30:01,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701433862] [2024-11-09 15:30:01,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:30:01,770 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:01,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:01,771 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 1 times [2024-11-09 15:30:01,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:01,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546629130] [2024-11-09 15:30:01,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:01,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:01,794 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:01,810 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:01,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:01,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 15:30:01,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 15:30:01,861 INFO L87 Difference]: Start difference. First operand 22 states and 33 transitions. cyclomatic complexity: 16 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:01,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:01,873 INFO L93 Difference]: Finished difference Result 23 states and 30 transitions. [2024-11-09 15:30:01,873 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 30 transitions. [2024-11-09 15:30:01,874 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:30:01,876 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 30 transitions. [2024-11-09 15:30:01,876 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-09 15:30:01,876 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:30:01,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2024-11-09 15:30:01,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:01,876 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2024-11-09 15:30:01,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2024-11-09 15:30:01,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2024-11-09 15:30:01,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 21 states have internal predecessors, (29), 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 15:30:01,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 29 transitions. [2024-11-09 15:30:01,879 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 29 transitions. [2024-11-09 15:30:01,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 15:30:01,880 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2024-11-09 15:30:01,880 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-09 15:30:01,881 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 29 transitions. [2024-11-09 15:30:01,881 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:30:01,881 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:01,881 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:01,881 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-09 15:30:01,882 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:30:01,882 INFO L745 eck$LassoCheckResult]: Stem: 212#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 199#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 200#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 193#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 194#L37-3 assume !(main_~i~1#1 < 5); 206#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 207#L18-3 [2024-11-09 15:30:01,882 INFO L747 eck$LassoCheckResult]: Loop: 207#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 210#L20 assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1; 208#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 207#L18-3 [2024-11-09 15:30:01,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:01,882 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2024-11-09 15:30:01,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:01,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554641653] [2024-11-09 15:30:01,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:01,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:01,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:01,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554641653] [2024-11-09 15:30:01,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554641653] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:01,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [160103458] [2024-11-09 15:30:01,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:01,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:01,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:01,922 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:01,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-09 15:30:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:01,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:30:01,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:01,971 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:30:01,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:01,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [160103458] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:30:01,985 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:30:01,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-09 15:30:01,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83654910] [2024-11-09 15:30:01,985 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:30:01,986 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:01,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:01,986 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 2 times [2024-11-09 15:30:01,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:01,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470950319] [2024-11-09 15:30:01,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:01,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:01,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:01,998 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:02,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:02,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:30:02,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:30:02,041 INFO L87 Difference]: Start difference. First operand 22 states and 29 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 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 15:30:02,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:02,062 INFO L93 Difference]: Finished difference Result 28 states and 35 transitions. [2024-11-09 15:30:02,063 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 35 transitions. [2024-11-09 15:30:02,063 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:30:02,063 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 28 states and 35 transitions. [2024-11-09 15:30:02,064 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-09 15:30:02,064 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:30:02,064 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 35 transitions. [2024-11-09 15:30:02,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:02,064 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-09 15:30:02,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 35 transitions. [2024-11-09 15:30:02,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-11-09 15:30:02,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.25) internal successors, (35), 27 states have internal predecessors, (35), 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 15:30:02,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 35 transitions. [2024-11-09 15:30:02,069 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-09 15:30:02,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 15:30:02,070 INFO L425 stractBuchiCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-09 15:30:02,070 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-09 15:30:02,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 35 transitions. [2024-11-09 15:30:02,071 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:30:02,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:02,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:02,074 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2024-11-09 15:30:02,074 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:30:02,075 INFO L745 eck$LassoCheckResult]: Stem: 302#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 289#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 290#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 283#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 284#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 303#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 308#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 307#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 306#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 305#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 304#L37-3 assume !(main_~i~1#1 < 5); 296#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 297#L18-3 [2024-11-09 15:30:02,075 INFO L747 eck$LassoCheckResult]: Loop: 297#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 300#L20 assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1; 298#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 297#L18-3 [2024-11-09 15:30:02,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:02,075 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2024-11-09 15:30:02,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:02,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699126800] [2024-11-09 15:30:02,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:02,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:02,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:02,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699126800] [2024-11-09 15:30:02,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699126800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:02,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [300851828] [2024-11-09 15:30:02,163 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 15:30:02,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:02,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:02,165 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:02,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-09 15:30:02,209 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-09 15:30:02,209 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:30:02,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:30:02,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:02,227 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:02,228 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:30:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:02,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [300851828] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:30:02,267 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:30:02,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-09 15:30:02,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748053148] [2024-11-09 15:30:02,268 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:30:02,269 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:02,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:02,270 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 3 times [2024-11-09 15:30:02,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:02,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509391329] [2024-11-09 15:30:02,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:02,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:02,280 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:02,287 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:02,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:02,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:30:02,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-09 15:30:02,335 INFO L87 Difference]: Start difference. First operand 28 states and 35 transitions. cyclomatic complexity: 12 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:02,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:02,359 INFO L93 Difference]: Finished difference Result 30 states and 37 transitions. [2024-11-09 15:30:02,359 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 37 transitions. [2024-11-09 15:30:02,360 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:30:02,360 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 37 transitions. [2024-11-09 15:30:02,360 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-09 15:30:02,360 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:30:02,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 37 transitions. [2024-11-09 15:30:02,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:02,361 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 37 transitions. [2024-11-09 15:30:02,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 37 transitions. [2024-11-09 15:30:02,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-11-09 15:30:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 29 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2024-11-09 15:30:02,362 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 37 transitions. [2024-11-09 15:30:02,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:30:02,367 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 37 transitions. [2024-11-09 15:30:02,367 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-09 15:30:02,367 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 37 transitions. [2024-11-09 15:30:02,367 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:30:02,367 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:02,367 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:02,368 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2024-11-09 15:30:02,368 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:30:02,368 INFO L745 eck$LassoCheckResult]: Stem: 437#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 424#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 425#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 438#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 439#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 418#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 419#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 445#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 444#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 443#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 442#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 441#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 440#L37-3 assume !(main_~i~1#1 < 5); 431#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 432#L18-3 [2024-11-09 15:30:02,368 INFO L747 eck$LassoCheckResult]: Loop: 432#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 435#L20 assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1; 433#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 432#L18-3 [2024-11-09 15:30:02,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:02,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1745699051, now seen corresponding path program 3 times [2024-11-09 15:30:02,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:02,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768624081] [2024-11-09 15:30:02,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:02,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:02,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:02,389 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:02,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:02,390 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 4 times [2024-11-09 15:30:02,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:02,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684344240] [2024-11-09 15:30:02,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:02,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:02,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:02,398 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:02,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:02,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1638582855, now seen corresponding path program 1 times [2024-11-09 15:30:02,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:02,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488353764] [2024-11-09 15:30:02,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:02,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:02,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:02,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:03,061 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:30:03,061 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:30:03,061 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:30:03,061 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:30:03,061 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:30:03,061 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,061 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:30:03,061 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:30:03,061 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep05-1.i_Iteration5_Lasso [2024-11-09 15:30:03,062 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:30:03,062 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:30:03,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:03,601 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:30:03,601 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:30:03,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,603 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 15:30:03,606 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 15:30:03,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:03,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:03,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:03,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:03,620 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,633 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 15:30:03,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,638 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 15:30:03,642 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 15:30:03,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:03,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:03,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:03,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:03,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,665 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 15:30:03,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,667 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 15:30:03,668 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 15:30:03,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:03,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:03,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:03,687 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:03,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,699 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 15:30:03,704 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 15:30:03,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:03,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:03,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:03,723 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:03,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,737 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 15:30:03,741 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 15:30:03,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:03,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:03,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:03,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:03,753 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:03,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,767 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 15:30:03,768 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 15:30:03,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:03,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:03,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:03,783 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,796 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 15:30:03,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,798 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 15:30:03,799 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 15:30:03,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:03,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:03,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:03,816 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-09 15:30:03,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,828 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 15:30:03,828 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 15:30:03,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:03,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:03,841 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:03,844 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,855 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 15:30:03,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,857 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 15:30:03,858 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 15:30:03,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:03,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:03,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:03,872 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,882 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 15:30:03,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,884 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 15:30:03,885 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 15:30:03,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:03,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:03,897 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:03,900 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:03,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:03,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,912 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 15:30:03,912 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 15:30:03,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:03,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:03,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:03,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:03,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:03,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:03,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:03,933 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:30:03,965 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-09 15:30:03,966 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-09 15:30:03,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:03,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:03,969 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 15:30:03,970 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 15:30:03,970 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:30:03,982 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:30:03,982 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:30:03,982 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sep_~i~0#1) = -2*ULTIMATE.start_sep_~i~0#1 + 9 Supporting invariants [] [2024-11-09 15:30:03,996 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-09 15:30:04,009 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-09 15:30:04,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:04,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:30:04,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:04,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:30:04,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:04,063 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 15:30:04,064 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:30:04,064 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 37 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:04,076 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 37 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 43 transitions. Complement of second has 5 states. [2024-11-09 15:30:04,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:30:04,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2024-11-09 15:30:04,077 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 14 letters. Loop has 3 letters. [2024-11-09 15:30:04,077 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:04,077 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 17 letters. Loop has 3 letters. [2024-11-09 15:30:04,078 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:04,078 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 14 letters. Loop has 6 letters. [2024-11-09 15:30:04,078 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:04,078 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 43 transitions. [2024-11-09 15:30:04,078 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:30:04,079 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 31 states and 39 transitions. [2024-11-09 15:30:04,079 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-09 15:30:04,079 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-11-09 15:30:04,079 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 39 transitions. [2024-11-09 15:30:04,079 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:04,079 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 39 transitions. [2024-11-09 15:30:04,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 39 transitions. [2024-11-09 15:30:04,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2024-11-09 15:30:04,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 states have internal predecessors, (39), 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 15:30:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 39 transitions. [2024-11-09 15:30:04,081 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 39 transitions. [2024-11-09 15:30:04,081 INFO L425 stractBuchiCegarLoop]: Abstraction has 31 states and 39 transitions. [2024-11-09 15:30:04,081 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-09 15:30:04,081 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 39 transitions. [2024-11-09 15:30:04,081 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:30:04,082 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:04,082 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:04,082 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:04,082 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:30:04,082 INFO L745 eck$LassoCheckResult]: Stem: 604#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 590#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 591#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 605#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 606#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 584#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 585#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 612#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 611#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 610#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 609#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 608#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 607#L37-3 assume !(main_~i~1#1 < 5); 597#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 598#L18-3 assume !(sep_~i~0#1 < 5); 601#L18-4 havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296); 582#sep_returnLabel#1 main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 583#L18-8 [2024-11-09 15:30:04,082 INFO L747 eck$LassoCheckResult]: Loop: 583#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 595#L20-2 assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1; 603#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 583#L18-8 [2024-11-09 15:30:04,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1638581187, now seen corresponding path program 1 times [2024-11-09 15:30:04,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122597559] [2024-11-09 15:30:04,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:04,117 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:30:04,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:04,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122597559] [2024-11-09 15:30:04,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122597559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:30:04,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:30:04,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:30:04,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324766696] [2024-11-09 15:30:04,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:30:04,119 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:04,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,119 INFO L85 PathProgramCache]: Analyzing trace with hash 74576, now seen corresponding path program 1 times [2024-11-09 15:30:04,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935974215] [2024-11-09 15:30:04,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,126 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:04,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:04,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 15:30:04,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 15:30:04,165 INFO L87 Difference]: Start difference. First operand 31 states and 39 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:04,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:04,183 INFO L93 Difference]: Finished difference Result 39 states and 49 transitions. [2024-11-09 15:30:04,183 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 49 transitions. [2024-11-09 15:30:04,184 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:30:04,184 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 39 states and 49 transitions. [2024-11-09 15:30:04,184 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2024-11-09 15:30:04,184 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-11-09 15:30:04,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 49 transitions. [2024-11-09 15:30:04,184 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:04,184 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 49 transitions. [2024-11-09 15:30:04,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 49 transitions. [2024-11-09 15:30:04,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 32. [2024-11-09 15:30:04,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.21875) internal successors, (39), 31 states have internal predecessors, (39), 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 15:30:04,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2024-11-09 15:30:04,186 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 39 transitions. [2024-11-09 15:30:04,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 15:30:04,187 INFO L425 stractBuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2024-11-09 15:30:04,187 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-09 15:30:04,187 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 39 transitions. [2024-11-09 15:30:04,187 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:30:04,187 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:04,187 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:04,188 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:04,188 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:30:04,188 INFO L745 eck$LassoCheckResult]: Stem: 680#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 666#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 667#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 660#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 661#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 682#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 689#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 688#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 687#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 686#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 685#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 684#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 683#L37-3 assume !(main_~i~1#1 < 5); 673#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 674#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 678#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 675#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 676#L18-3 assume !(sep_~i~0#1 < 5); 679#L18-4 havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296); 658#sep_returnLabel#1 main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 659#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 670#L20-2 [2024-11-09 15:30:04,188 INFO L747 eck$LassoCheckResult]: Loop: 670#L20-2 assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1; 677#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 681#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 670#L20-2 [2024-11-09 15:30:04,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1567455174, now seen corresponding path program 1 times [2024-11-09 15:30:04,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912345265] [2024-11-09 15:30:04,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:04,237 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:30:04,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:04,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912345265] [2024-11-09 15:30:04,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912345265] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:04,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147568991] [2024-11-09 15:30:04,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:04,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:04,241 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:04,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-11-09 15:30:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:04,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:30:04,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:30:04,311 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:30:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:30:04,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [147568991] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:30:04,323 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:30:04,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-09 15:30:04,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994057491] [2024-11-09 15:30:04,324 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:30:04,324 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:04,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,324 INFO L85 PathProgramCache]: Analyzing trace with hash 77576, now seen corresponding path program 2 times [2024-11-09 15:30:04,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600609489] [2024-11-09 15:30:04,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,331 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:04,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:04,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:30:04,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:30:04,372 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:04,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:04,418 INFO L93 Difference]: Finished difference Result 60 states and 76 transitions. [2024-11-09 15:30:04,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 76 transitions. [2024-11-09 15:30:04,418 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:30:04,419 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 60 states and 76 transitions. [2024-11-09 15:30:04,419 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-11-09 15:30:04,419 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-11-09 15:30:04,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 76 transitions. [2024-11-09 15:30:04,419 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:04,419 INFO L218 hiAutomatonCegarLoop]: Abstraction has 60 states and 76 transitions. [2024-11-09 15:30:04,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states and 76 transitions. [2024-11-09 15:30:04,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 50. [2024-11-09 15:30:04,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.26) internal successors, (63), 49 states have internal predecessors, (63), 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 15:30:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 63 transitions. [2024-11-09 15:30:04,422 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 63 transitions. [2024-11-09 15:30:04,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 15:30:04,422 INFO L425 stractBuchiCegarLoop]: Abstraction has 50 states and 63 transitions. [2024-11-09 15:30:04,423 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-09 15:30:04,423 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 63 transitions. [2024-11-09 15:30:04,423 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:30:04,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:04,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:04,424 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:04,424 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:30:04,424 INFO L745 eck$LassoCheckResult]: Stem: 905#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 888#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 889#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 882#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 883#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 908#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 925#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 922#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 921#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 920#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 918#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 915#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 914#L37-3 assume !(main_~i~1#1 < 5); 895#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 896#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 899#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 909#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 900#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 901#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 897#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 898#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 929#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 928#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 927#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 924#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 926#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 923#L18-3 assume !(sep_~i~0#1 < 5); 902#L18-4 havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296); 880#sep_returnLabel#1 main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 881#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 892#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 906#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 907#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 903#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 904#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 919#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 917#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 916#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 913#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 911#L20-2 [2024-11-09 15:30:04,424 INFO L747 eck$LassoCheckResult]: Loop: 911#L20-2 assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1; 912#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 910#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 911#L20-2 [2024-11-09 15:30:04,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,425 INFO L85 PathProgramCache]: Analyzing trace with hash -534676351, now seen corresponding path program 1 times [2024-11-09 15:30:04,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699379603] [2024-11-09 15:30:04,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:04,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-09 15:30:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-09 15:30:04,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:04,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699379603] [2024-11-09 15:30:04,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699379603] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:04,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841108282] [2024-11-09 15:30:04,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:04,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:04,576 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:04,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-11-09 15:30:04,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:04,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:30:04,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-09 15:30:04,665 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:30:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-09 15:30:04,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841108282] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:30:04,695 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:30:04,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-09 15:30:04,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452749634] [2024-11-09 15:30:04,696 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:30:04,696 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:04,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,696 INFO L85 PathProgramCache]: Analyzing trace with hash 77576, now seen corresponding path program 3 times [2024-11-09 15:30:04,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266790512] [2024-11-09 15:30:04,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,700 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,703 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:04,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:04,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:30:04,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-09 15:30:04,743 INFO L87 Difference]: Start difference. First operand 50 states and 63 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 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 15:30:04,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:04,793 INFO L93 Difference]: Finished difference Result 69 states and 88 transitions. [2024-11-09 15:30:04,793 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 88 transitions. [2024-11-09 15:30:04,793 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:30:04,794 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 69 states and 88 transitions. [2024-11-09 15:30:04,794 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2024-11-09 15:30:04,794 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2024-11-09 15:30:04,794 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 88 transitions. [2024-11-09 15:30:04,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:04,794 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 88 transitions. [2024-11-09 15:30:04,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 88 transitions. [2024-11-09 15:30:04,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 56. [2024-11-09 15:30:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.2678571428571428) internal successors, (71), 55 states have internal predecessors, (71), 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 15:30:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 71 transitions. [2024-11-09 15:30:04,797 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 71 transitions. [2024-11-09 15:30:04,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:30:04,797 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 71 transitions. [2024-11-09 15:30:04,798 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-09 15:30:04,798 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 71 transitions. [2024-11-09 15:30:04,798 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:30:04,798 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:04,798 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:04,799 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:04,799 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:30:04,799 INFO L745 eck$LassoCheckResult]: Stem: 1261#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 1246#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1247#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1240#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1241#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1263#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1280#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1278#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1276#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1274#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1272#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1269#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1268#L37-3 assume !(main_~i~1#1 < 5); 1253#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 1254#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1257#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1255#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1256#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1258#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1293#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1292#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1291#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1290#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1289#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1288#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1287#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1286#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1284#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1285#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1283#L18-3 assume !(sep_~i~0#1 < 5); 1259#L18-4 havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296); 1238#sep_returnLabel#1 main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 1239#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1250#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1260#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1262#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1282#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1281#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1279#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1277#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1275#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1273#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1271#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1270#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1267#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1265#L20-2 [2024-11-09 15:30:04,799 INFO L747 eck$LassoCheckResult]: Loop: 1265#L20-2 assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1; 1266#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1264#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1265#L20-2 [2024-11-09 15:30:04,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1616244090, now seen corresponding path program 2 times [2024-11-09 15:30:04,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973199418] [2024-11-09 15:30:04,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,861 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,915 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:04,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,915 INFO L85 PathProgramCache]: Analyzing trace with hash 77576, now seen corresponding path program 4 times [2024-11-09 15:30:04,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398321098] [2024-11-09 15:30:04,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:04,921 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:04,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:04,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1350622481, now seen corresponding path program 1 times [2024-11-09 15:30:04,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:04,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654808693] [2024-11-09 15:30:04,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:04,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:05,032 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 15:30:05,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:05,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654808693] [2024-11-09 15:30:05,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654808693] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:05,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65393040] [2024-11-09 15:30:05,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:05,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:05,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:05,035 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:05,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-11-09 15:30:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:05,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 15:30:05,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 15:30:05,133 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 15:30:05,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [65393040] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:30:05,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 15:30:05,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-09 15:30:05,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547332317] [2024-11-09 15:30:05,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:30:05,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:05,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:30:05,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-11-09 15:30:05,174 INFO L87 Difference]: Start difference. First operand 56 states and 71 transitions. cyclomatic complexity: 20 Second operand has 8 states, 7 states have (on average 4.0) internal successors, (28), 8 states have internal predecessors, (28), 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 15:30:05,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:05,230 INFO L93 Difference]: Finished difference Result 69 states and 85 transitions. [2024-11-09 15:30:05,230 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 85 transitions. [2024-11-09 15:30:05,231 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:30:05,231 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 52 states and 63 transitions. [2024-11-09 15:30:05,231 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2024-11-09 15:30:05,231 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2024-11-09 15:30:05,231 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 63 transitions. [2024-11-09 15:30:05,232 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:05,232 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52 states and 63 transitions. [2024-11-09 15:30:05,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 63 transitions. [2024-11-09 15:30:05,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-11-09 15:30:05,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.2115384615384615) internal successors, (63), 51 states have internal predecessors, (63), 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 15:30:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 63 transitions. [2024-11-09 15:30:05,234 INFO L240 hiAutomatonCegarLoop]: Abstraction has 52 states and 63 transitions. [2024-11-09 15:30:05,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 15:30:05,234 INFO L425 stractBuchiCegarLoop]: Abstraction has 52 states and 63 transitions. [2024-11-09 15:30:05,235 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-09 15:30:05,235 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52 states and 63 transitions. [2024-11-09 15:30:05,235 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:30:05,235 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:05,235 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:05,236 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:05,236 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:05,236 INFO L745 eck$LassoCheckResult]: Stem: 1536#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 1524#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1525#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1520#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1521#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1538#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1569#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1568#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1567#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1566#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1565#L37-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1; 1563#L37-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 1562#L37-3 assume !(main_~i~1#1 < 5); 1529#L37-4 havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 1530#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1558#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1531#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1532#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1533#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1539#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1555#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1553#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1551#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1549#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1547#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1545#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1543#L18-3 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1542#L20 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1541#L18-2 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1540#L18-3 assume !(sep_~i~0#1 < 5); 1534#L18-4 havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296); 1518#sep_returnLabel#1 main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0; 1519#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1526#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1535#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1537#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1564#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1561#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1560#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1559#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1557#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1556#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1554#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1552#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1550#L18-8 assume !!(sep_~i~0#1 < 5);call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4); 1548#L20-2 assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1; 1546#L18-7 sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1; 1544#L18-8 assume !(sep_~i~0#1 < 5); 1527#L18-9 havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296); 1528#sep_returnLabel#2 main_#t~ret10#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1;call main_#t~mem11#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem11#1;havoc main_#t~mem11#1;main_~i~2#1 := 0; 1523#L46-3 [2024-11-09 15:30:05,236 INFO L747 eck$LassoCheckResult]: Loop: 1523#L46-3 assume !!(main_~i~2#1 < 4);call main_#t~mem12#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int#1(main_#t~mem12#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem12#1; 1522#L46-2 main_#t~post13#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 1523#L46-3 [2024-11-09 15:30:05,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:05,237 INFO L85 PathProgramCache]: Analyzing trace with hash -866233935, now seen corresponding path program 1 times [2024-11-09 15:30:05,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:05,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204011870] [2024-11-09 15:30:05,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:05,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:05,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:05,376 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:05,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:05,376 INFO L85 PathProgramCache]: Analyzing trace with hash 3075, now seen corresponding path program 1 times [2024-11-09 15:30:05,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:05,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497517270] [2024-11-09 15:30:05,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:05,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:05,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:05,382 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:05,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:05,383 INFO L85 PathProgramCache]: Analyzing trace with hash 772846003, now seen corresponding path program 1 times [2024-11-09 15:30:05,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:05,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855688944] [2024-11-09 15:30:05,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:05,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:05,448 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:05,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:09,048 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:30:09,048 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:30:09,048 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:30:09,048 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:30:09,048 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:30:09,049 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,049 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:30:09,049 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:30:09,049 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep05-1.i_Iteration10_Lasso [2024-11-09 15:30:09,049 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:30:09,049 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:30:09,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,730 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:30:09,730 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:30:09,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,735 INFO L229 MonitoredProcess]: Starting monitored process 41 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 15:30:09,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-09 15:30:09,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:09,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,752 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,763 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:09,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,766 INFO L229 MonitoredProcess]: Starting monitored process 42 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 15:30:09,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-09 15:30:09,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,784 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:09,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,796 INFO L229 MonitoredProcess]: Starting monitored process 43 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 15:30:09,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-09 15:30:09,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,809 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-09 15:30:09,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,825 INFO L229 MonitoredProcess]: Starting monitored process 44 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 15:30:09,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-09 15:30:09,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,841 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:09,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,854 INFO L229 MonitoredProcess]: Starting monitored process 45 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 15:30:09,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-09 15:30:09,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:09,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,880 INFO L229 MonitoredProcess]: Starting monitored process 46 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 15:30:09,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-09 15:30:09,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,895 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-09 15:30:09,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,907 INFO L229 MonitoredProcess]: Starting monitored process 47 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 15:30:09,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-09 15:30:09,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,931 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-09 15:30:09,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,932 INFO L229 MonitoredProcess]: Starting monitored process 48 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 15:30:09,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-09 15:30:09,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,945 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,946 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-09 15:30:09,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,958 INFO L229 MonitoredProcess]: Starting monitored process 49 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 15:30:09,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-09 15:30:09,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,971 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:09,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-09 15:30:09,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:09,986 INFO L229 MonitoredProcess]: Starting monitored process 50 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 15:30:09,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-09 15:30:09,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:09,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:09,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:09,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:09,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:09,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:09,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:09,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:09,999 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-09 15:30:10,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,011 INFO L229 MonitoredProcess]: Starting monitored process 51 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 15:30:10,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-09 15:30:10,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,024 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,036 INFO L229 MonitoredProcess]: Starting monitored process 52 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 15:30:10,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-09 15:30:10,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,053 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,065 INFO L229 MonitoredProcess]: Starting monitored process 53 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 15:30:10,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-09 15:30:10,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,078 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,090 INFO L229 MonitoredProcess]: Starting monitored process 54 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 15:30:10,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-09 15:30:10,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,103 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-09 15:30:10,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,114 INFO L229 MonitoredProcess]: Starting monitored process 55 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 15:30:10,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-09 15:30:10,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,139 INFO L229 MonitoredProcess]: Starting monitored process 56 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 15:30:10,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-09 15:30:10,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,154 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,166 INFO L229 MonitoredProcess]: Starting monitored process 57 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 15:30:10,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-09 15:30:10,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,179 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,190 INFO L229 MonitoredProcess]: Starting monitored process 58 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 15:30:10,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-09 15:30:10,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,204 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,216 INFO L229 MonitoredProcess]: Starting monitored process 59 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 15:30:10,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-09 15:30:10,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,229 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-09 15:30:10,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,240 INFO L229 MonitoredProcess]: Starting monitored process 60 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 15:30:10,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-09 15:30:10,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,255 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,267 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-09 15:30:10,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,272 INFO L229 MonitoredProcess]: Starting monitored process 61 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 15:30:10,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-09 15:30:10,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,291 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,307 INFO L229 MonitoredProcess]: Starting monitored process 62 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 15:30:10,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-09 15:30:10,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,328 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-09 15:30:10,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,342 INFO L229 MonitoredProcess]: Starting monitored process 63 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 15:30:10,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-09 15:30:10,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,355 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-09 15:30:10,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,367 INFO L229 MonitoredProcess]: Starting monitored process 64 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 15:30:10,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-09 15:30:10,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,383 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-09 15:30:10,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,396 INFO L229 MonitoredProcess]: Starting monitored process 65 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 15:30:10,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-09 15:30:10,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,409 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-09 15:30:10,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,420 INFO L229 MonitoredProcess]: Starting monitored process 66 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 15:30:10,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-09 15:30:10,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,466 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,467 INFO L229 MonitoredProcess]: Starting monitored process 67 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 15:30:10,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-09 15:30:10,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,484 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,495 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-11-09 15:30:10,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,500 INFO L229 MonitoredProcess]: Starting monitored process 68 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 15:30:10,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-09 15:30:10,507 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 15:30:10,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,522 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,534 INFO L229 MonitoredProcess]: Starting monitored process 69 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 15:30:10,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-09 15:30:10,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,548 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,551 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,562 INFO L229 MonitoredProcess]: Starting monitored process 70 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 15:30:10,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-09 15:30:10,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,577 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-11-09 15:30:10,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,590 INFO L229 MonitoredProcess]: Starting monitored process 71 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 15:30:10,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-09 15:30:10,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 15:30:10,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,610 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:30:10,619 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-09 15:30:10,619 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-09 15:30:10,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,622 INFO L229 MonitoredProcess]: Starting monitored process 72 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 15:30:10,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-09 15:30:10,623 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:30:10,634 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:30:10,634 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:30:10,634 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~2#1) = -2*ULTIMATE.start_main_~i~2#1 + 7 Supporting invariants [] [2024-11-09 15:30:10,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,653 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-09 15:30:10,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:10,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:30:10,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:10,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:30:10,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:10,771 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 15:30:10,771 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:30:10,771 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 52 states and 63 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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 15:30:10,782 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 52 states and 63 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) Result 54 states and 66 transitions. Complement of second has 4 states. [2024-11-09 15:30:10,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:30:10,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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 15:30:10,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 22 transitions. [2024-11-09 15:30:10,783 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 50 letters. Loop has 2 letters. [2024-11-09 15:30:10,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:10,784 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 52 letters. Loop has 2 letters. [2024-11-09 15:30:10,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:10,784 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 50 letters. Loop has 4 letters. [2024-11-09 15:30:10,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:10,784 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 66 transitions. [2024-11-09 15:30:10,785 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:30:10,785 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 0 states and 0 transitions. [2024-11-09 15:30:10,785 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-09 15:30:10,785 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-09 15:30:10,785 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-09 15:30:10,785 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:10,785 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:30:10,785 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:30:10,785 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:30:10,785 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-09 15:30:10,785 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-09 15:30:10,786 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:30:10,786 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-09 15:30:10,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 03:30:10 BoogieIcfgContainer [2024-11-09 15:30:10,795 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-09 15:30:10,796 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 15:30:10,799 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 15:30:10,799 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 15:30:10,800 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:29:59" (3/4) ... [2024-11-09 15:30:10,802 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 15:30:10,802 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 15:30:10,803 INFO L158 Benchmark]: Toolchain (without parser) took 11680.67ms. Allocated memory was 176.2MB in the beginning and 400.6MB in the end (delta: 224.4MB). Free memory was 104.6MB in the beginning and 321.1MB in the end (delta: -216.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-11-09 15:30:10,803 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 176.2MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:30:10,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.19ms. Allocated memory is still 176.2MB. Free memory was 104.3MB in the beginning and 91.5MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 15:30:10,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.59ms. Allocated memory is still 176.2MB. Free memory was 91.5MB in the beginning and 89.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:30:10,808 INFO L158 Benchmark]: Boogie Preprocessor took 53.56ms. Allocated memory is still 176.2MB. Free memory was 89.7MB in the beginning and 144.2MB in the end (delta: -54.5MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-11-09 15:30:10,808 INFO L158 Benchmark]: RCFGBuilder took 306.71ms. Allocated memory was 176.2MB in the beginning and 276.8MB in the end (delta: 100.7MB). Free memory was 144.1MB in the beginning and 232.5MB in the end (delta: -88.4MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-11-09 15:30:10,808 INFO L158 Benchmark]: BuchiAutomizer took 11015.62ms. Allocated memory was 276.8MB in the beginning and 400.6MB in the end (delta: 123.7MB). Free memory was 232.5MB in the beginning and 321.1MB in the end (delta: -88.5MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2024-11-09 15:30:10,808 INFO L158 Benchmark]: Witness Printer took 6.72ms. Allocated memory is still 400.6MB. Free memory is still 321.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:30:10,809 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 176.2MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.19ms. Allocated memory is still 176.2MB. Free memory was 104.3MB in the beginning and 91.5MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.59ms. Allocated memory is still 176.2MB. Free memory was 91.5MB in the beginning and 89.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.56ms. Allocated memory is still 176.2MB. Free memory was 89.7MB in the beginning and 144.2MB in the end (delta: -54.5MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * RCFGBuilder took 306.71ms. Allocated memory was 176.2MB in the beginning and 276.8MB in the end (delta: 100.7MB). Free memory was 144.1MB in the beginning and 232.5MB in the end (delta: -88.4MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 11015.62ms. Allocated memory was 276.8MB in the beginning and 400.6MB in the end (delta: 123.7MB). Free memory was 232.5MB in the beginning and 321.1MB in the end (delta: -88.5MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * Witness Printer took 6.72ms. Allocated memory is still 400.6MB. Free memory is still 321.1MB. 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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (7 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function (9 + ((long long) -2 * i)) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -2 * i) + 7) and consists of 3 locations. 7 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.9s and 11 iterations. TraceHistogramMax:5. Analysis of lassos took 10.1s. Construction of modules took 0.1s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 10. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 31 StatesRemovedByMinimization, 4 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 209 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 206 mSDsluCounter, 493 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 275 mSDsCounter, 78 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 244 IncrementalHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 78 mSolverCounterUnsat, 218 mSDtfsCounter, 244 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU6 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital245 mio100 ax100 hnf100 lsp90 ukn55 mio100 lsp38 div116 bol100 ite100 ukn100 eq152 hnf93 smp87 dnf100 smp100 tf100 neg100 sie100 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 15:30:10,829 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-11-09 15:30:11,032 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2024-11-09 15:30:11,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:11,436 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:11,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:11,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:12,039 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