./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/reducercommutativity/rangesum05.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/rangesum05.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 aee69f990ab81a58f1fe8cd275c8a09f43ca6a442f73810f885d3d0c9a85d2b3 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 15:29:25,193 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 15:29:25,259 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-09 15:29:25,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 15:29:25,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 15:29:25,284 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 15:29:25,284 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 15:29:25,284 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 15:29:25,287 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 15:29:25,287 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 15:29:25,288 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 15:29:25,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 15:29:25,288 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 15:29:25,289 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-09 15:29:25,289 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-09 15:29:25,289 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-09 15:29:25,290 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-09 15:29:25,290 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-09 15:29:25,292 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-09 15:29:25,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 15:29:25,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-09 15:29:25,296 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 15:29:25,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 15:29:25,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 15:29:25,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 15:29:25,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-09 15:29:25,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-09 15:29:25,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-09 15:29:25,298 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 15:29:25,298 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 15:29:25,298 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 15:29:25,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 15:29:25,298 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-09 15:29:25,299 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 15:29:25,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 15:29:25,299 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 15:29:25,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 15:29:25,299 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 15:29:25,300 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-09 15:29:25,300 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee69f990ab81a58f1fe8cd275c8a09f43ca6a442f73810f885d3d0c9a85d2b3 [2024-11-09 15:29:25,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 15:29:25,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 15:29:25,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 15:29:25,592 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 15:29:25,593 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 15:29:25,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/rangesum05.i [2024-11-09 15:29:27,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 15:29:27,192 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 15:29:27,192 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/rangesum05.i [2024-11-09 15:29:27,198 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bef970dd/1331e74682c34f06884e5c2ba897d164/FLAG70e0daaeb [2024-11-09 15:29:27,564 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bef970dd/1331e74682c34f06884e5c2ba897d164 [2024-11-09 15:29:27,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 15:29:27,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 15:29:27,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 15:29:27,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 15:29:27,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 15:29:27,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec504ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27, skipping insertion in model container [2024-11-09 15:29:27,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,597 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 15:29:27,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:29:27,817 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 15:29:27,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:29:27,858 INFO L204 MainTranslator]: Completed translation [2024-11-09 15:29:27,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27 WrapperNode [2024-11-09 15:29:27,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 15:29:27,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 15:29:27,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 15:29:27,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 15:29:27,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,895 INFO L138 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 138 [2024-11-09 15:29:27,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 15:29:27,896 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 15:29:27,896 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 15:29:27,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 15:29:27,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,918 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,939 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 15:29:27,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,952 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 15:29:27,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 15:29:27,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 15:29:27,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 15:29:27,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (1/1) ... [2024-11-09 15:29:27,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:27,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:27,996 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 15:29:28,000 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 15:29:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 15:29:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 15:29:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 15:29:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 15:29:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 15:29:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 15:29:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 15:29:28,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 15:29:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 15:29:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 15:29:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 15:29:28,136 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 15:29:28,139 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 15:29:28,401 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-09 15:29:28,401 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 15:29:28,416 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 15:29:28,416 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-09 15:29:28,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:29:28 BoogieIcfgContainer [2024-11-09 15:29:28,417 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 15:29:28,419 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-09 15:29:28,419 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-09 15:29:28,423 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-09 15:29:28,423 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:29:28,423 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 03:29:27" (1/3) ... [2024-11-09 15:29:28,424 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@588bb7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:29:28, skipping insertion in model container [2024-11-09 15:29:28,424 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:29:28,425 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:29:27" (2/3) ... [2024-11-09 15:29:28,425 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@588bb7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:29:28, skipping insertion in model container [2024-11-09 15:29:28,425 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:29:28,425 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:29:28" (3/3) ... [2024-11-09 15:29:28,426 INFO L332 chiAutomizerObserver]: Analyzing ICFG rangesum05.i [2024-11-09 15:29:28,491 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-09 15:29:28,491 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-09 15:29:28,491 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-09 15:29:28,493 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-09 15:29:28,493 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-09 15:29:28,493 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-09 15:29:28,493 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-09 15:29:28,493 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-09 15:29:28,497 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 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 15:29:28,527 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-11-09 15:29:28,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:28,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:28,533 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:29:28,534 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:29:28,534 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-09 15:29:28,534 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 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 15:29:28,540 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-11-09 15:29:28,540 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:28,540 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:28,541 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:29:28,542 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:29:28,554 INFO L745 eck$LassoCheckResult]: Stem: 26#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 23#L17-3true [2024-11-09 15:29:28,555 INFO L747 eck$LassoCheckResult]: Loop: 23#L17-3true assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 11#L17-2true init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 23#L17-3true [2024-11-09 15:29:28,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:28,562 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-09 15:29:28,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:28,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629499116] [2024-11-09 15:29:28,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:28,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:28,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:28,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:28,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:28,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-11-09 15:29:28,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:28,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399696163] [2024-11-09 15:29:28,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:28,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:28,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:28,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:28,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:28,736 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-11-09 15:29:28,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:28,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759525669] [2024-11-09 15:29:28,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:28,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:28,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:28,791 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:29,106 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:29:29,106 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:29:29,106 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:29:29,107 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:29:29,107 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:29:29,107 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,107 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:29:29,108 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:29:29,108 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration1_Lasso [2024-11-09 15:29:29,108 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:29:29,108 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:29:29,126 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,178 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,183 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:29,706 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:29:29,710 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:29:29,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,715 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 15:29:29,717 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 15:29:29,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:29,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:29,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:29,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:29,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:29,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:29,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:29,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:29,736 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:29,747 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 15:29:29,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,749 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 15:29:29,751 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 15:29:29,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:29,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:29,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:29,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:29,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:29,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:29,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:29,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:29,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:29,785 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 15:29:29,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,789 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 15:29:29,790 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 15:29:29,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:29,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:29,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:29,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:29,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:29,808 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:29,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:29,813 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:29,827 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 15:29:29,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,829 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 15:29:29,831 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 15:29:29,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:29,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:29,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:29,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:29,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:29,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:29,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:29,853 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:29,868 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 15:29:29,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,871 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 15:29:29,873 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 15:29:29,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:29,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:29,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:29,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:29,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:29,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:29,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:29,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:29,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:29,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-09 15:29:29,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,906 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 15:29:29,907 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 15:29:29,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:29,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:29,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:29,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:29,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:29,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:29,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:29,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:29,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:29,935 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 15:29:29,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,936 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 15:29:29,937 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 15:29:29,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:29,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:29,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:29,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:29,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:29,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:29,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:29,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:29,950 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:29,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-09 15:29:29,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,967 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 15:29:29,968 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 15:29:29,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:29,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:29,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:29,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:29,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:29,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:29,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:29,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:29,982 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:29,993 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 15:29:29,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:29,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:29,995 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 15:29:29,996 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 15:29:29,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:30,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:30,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:30,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:30,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,020 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 15:29:30,040 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 15:29:30,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:30,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:30,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:30,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,081 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 15:29:30,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,083 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 15:29:30,085 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 15:29:30,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:30,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:30,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:30,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,114 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 15:29:30,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,116 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 15:29:30,117 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 15:29:30,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:30,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:30,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:30,138 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:30,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,154 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 15:29:30,154 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 15:29:30,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:30,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:30,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:30,172 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:30,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,186 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 15:29:30,187 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 15:29:30,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:30,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:30,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:30,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,209 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 15:29:30,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,211 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 15:29:30,212 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 15:29:30,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:30,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:30,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:30,227 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,237 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 15:29:30,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,239 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 15:29:30,240 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 15:29:30,241 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 15:29:30,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:30,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:30,257 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:30,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,274 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 15:29:30,275 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 15:29:30,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,291 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:30,291 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:30,298 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,312 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 15:29:30,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,315 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 15:29:30,317 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 15:29:30,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:30,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:30,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:30,333 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,347 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 15:29:30,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,349 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 15:29:30,350 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 15:29:30,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:30,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:30,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:30,366 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,380 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 15:29:30,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,382 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 15:29:30,384 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 15:29:30,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,402 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:30,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:30,406 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,420 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 15:29:30,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,423 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 15:29:30,424 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 15:29:30,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:30,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:30,443 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,457 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-09 15:29:30,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,458 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 15:29:30,460 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 15:29:30,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:30,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:30,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:30,481 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:30,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:30,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,497 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:29:30,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-09 15:29:30,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:30,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:30,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:30,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:30,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:30,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:30,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:30,525 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:29:30,552 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-09 15:29:30,552 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-09 15:29:30,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:30,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:30,556 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:29:30,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-09 15:29:30,560 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:29:30,576 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:29:30,576 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:29:30,576 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_init_nondet_~x#1.base)_1, ULTIMATE.start_init_nondet_~i~0#1) = 9*v_rep(select #length ULTIMATE.start_init_nondet_~x#1.base)_1 - 8*ULTIMATE.start_init_nondet_~i~0#1 Supporting invariants [] [2024-11-09 15:29:30,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-09 15:29:30,616 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-09 15:29:30,628 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:29:30,629 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:29:30,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:30,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:29:30,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:30,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:29:30,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:30,716 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 15:29:30,747 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 15:29:30,749 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 30 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 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 15:29:30,796 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 30 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 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 93 transitions. Complement of second has 6 states. [2024-11-09 15:29:30,800 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 15:29:30,804 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 15:29:30,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 46 transitions. [2024-11-09 15:29:30,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-09 15:29:30,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:30,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-09 15:29:30,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:30,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-09 15:29:30,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:30,808 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 93 transitions. [2024-11-09 15:29:30,813 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:30,817 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 22 states and 35 transitions. [2024-11-09 15:29:30,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-11-09 15:29:30,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:29:30,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 35 transitions. [2024-11-09 15:29:30,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:29:30,821 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-11-09 15:29:30,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 35 transitions. [2024-11-09 15:29:30,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2024-11-09 15:29:30,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.5909090909090908) internal successors, (35), 21 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 15:29:30,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 35 transitions. [2024-11-09 15:29:30,849 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-11-09 15:29:30,849 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-11-09 15:29:30,849 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-09 15:29:30,850 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 35 transitions. [2024-11-09 15:29:30,850 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:30,850 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:30,850 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:30,851 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-09 15:29:30,851 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:30,851 INFO L745 eck$LassoCheckResult]: Stem: 175#$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(13, 2); 172#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 168#L17-3 assume !(init_nondet_~i~0#1 < 5); 163#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 164#L28-3 [2024-11-09 15:29:30,851 INFO L747 eck$LassoCheckResult]: Loop: 164#L28-3 assume !!(rangesum_~i~1#1 < 5); 165#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 166#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 164#L28-3 [2024-11-09 15:29:30,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:30,852 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2024-11-09 15:29:30,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:30,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855601530] [2024-11-09 15:29:30,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:30,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:30,929 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 15:29:30,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:30,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855601530] [2024-11-09 15:29:30,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855601530] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:29:30,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:29:30,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:29:30,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392008216] [2024-11-09 15:29:30,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:29:30,936 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:29:30,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:30,936 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 1 times [2024-11-09 15:29:30,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:30,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926130689] [2024-11-09 15:29:30,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:30,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:30,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:30,957 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:31,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:31,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 15:29:31,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 15:29:31,023 INFO L87 Difference]: Start difference. First operand 22 states and 35 transitions. cyclomatic complexity: 18 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 15:29:31,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:31,035 INFO L93 Difference]: Finished difference Result 23 states and 32 transitions. [2024-11-09 15:29:31,035 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 32 transitions. [2024-11-09 15:29:31,036 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:31,037 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 32 transitions. [2024-11-09 15:29:31,037 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-09 15:29:31,037 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:29:31,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 32 transitions. [2024-11-09 15:29:31,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:29:31,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 32 transitions. [2024-11-09 15:29:31,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 32 transitions. [2024-11-09 15:29:31,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2024-11-09 15:29:31,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 21 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:29:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2024-11-09 15:29:31,039 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 31 transitions. [2024-11-09 15:29:31,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 15:29:31,040 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2024-11-09 15:29:31,040 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-09 15:29:31,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 31 transitions. [2024-11-09 15:29:31,041 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:31,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:31,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:31,042 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-09 15:29:31,042 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:31,043 INFO L745 eck$LassoCheckResult]: Stem: 226#$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(13, 2); 220#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 221#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 222#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 223#L17-3 assume !(init_nondet_~i~0#1 < 5); 216#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 217#L28-3 [2024-11-09 15:29:31,043 INFO L747 eck$LassoCheckResult]: Loop: 217#L28-3 assume !!(rangesum_~i~1#1 < 5); 214#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 215#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 217#L28-3 [2024-11-09 15:29:31,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:31,043 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2024-11-09 15:29:31,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:31,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785495169] [2024-11-09 15:29:31,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:31,122 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 15:29:31,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:31,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785495169] [2024-11-09 15:29:31,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785495169] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:29:31,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287927411] [2024-11-09 15:29:31,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:29:31,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:31,125 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:29:31,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-11-09 15:29:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:31,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:29:31,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:31,194 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 15:29:31,194 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:29:31,211 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 15:29:31,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1287927411] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:29:31,212 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:29:31,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-09 15:29:31,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684355468] [2024-11-09 15:29:31,212 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:29:31,212 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:29:31,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:31,213 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 2 times [2024-11-09 15:29:31,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:31,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260818390] [2024-11-09 15:29:31,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,218 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,222 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:31,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:31,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:29:31,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:29:31,281 INFO L87 Difference]: Start difference. First operand 22 states and 31 transitions. cyclomatic complexity: 14 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 15:29:31,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:31,309 INFO L93 Difference]: Finished difference Result 28 states and 37 transitions. [2024-11-09 15:29:31,310 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 37 transitions. [2024-11-09 15:29:31,310 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:31,311 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 28 states and 37 transitions. [2024-11-09 15:29:31,311 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-09 15:29:31,311 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:29:31,311 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 37 transitions. [2024-11-09 15:29:31,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:29:31,312 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-11-09 15:29:31,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 37 transitions. [2024-11-09 15:29:31,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-11-09 15:29:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 27 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 15:29:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 37 transitions. [2024-11-09 15:29:31,314 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-11-09 15:29:31,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 15:29:31,315 INFO L425 stractBuchiCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-11-09 15:29:31,315 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-09 15:29:31,315 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 37 transitions. [2024-11-09 15:29:31,316 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:31,316 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:31,316 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:31,316 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2024-11-09 15:29:31,316 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:31,316 INFO L745 eck$LassoCheckResult]: Stem: 317#$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(13, 2); 309#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 310#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 311#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 312#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 313#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 324#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 323#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 322#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 321#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 320#L17-3 assume !(init_nondet_~i~0#1 < 5); 304#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 305#L28-3 [2024-11-09 15:29:31,316 INFO L747 eck$LassoCheckResult]: Loop: 305#L28-3 assume !!(rangesum_~i~1#1 < 5); 306#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 307#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 305#L28-3 [2024-11-09 15:29:31,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:31,317 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2024-11-09 15:29:31,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:31,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600373937] [2024-11-09 15:29:31,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:31,441 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 15:29:31,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:31,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600373937] [2024-11-09 15:29:31,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600373937] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:29:31,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719300050] [2024-11-09 15:29:31,442 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 15:29:31,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:29:31,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:31,445 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:29:31,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-11-09 15:29:31,507 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-09 15:29:31,507 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:29:31,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:29:31,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:31,536 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 15:29:31,537 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:29:31,587 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 15:29:31,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1719300050] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:29:31,587 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:29:31,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-09 15:29:31,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869011881] [2024-11-09 15:29:31,587 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:29:31,588 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:29:31,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:31,588 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 3 times [2024-11-09 15:29:31,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:31,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149041542] [2024-11-09 15:29:31,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,599 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:31,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-09 15:29:31,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:31,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:29:31,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-09 15:29:31,689 INFO L87 Difference]: Start difference. First operand 28 states and 37 transitions. cyclomatic complexity: 14 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 15:29:31,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:31,722 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2024-11-09 15:29:31,722 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2024-11-09 15:29:31,723 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:31,723 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 39 transitions. [2024-11-09 15:29:31,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-09 15:29:31,724 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:29:31,727 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 39 transitions. [2024-11-09 15:29:31,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:29:31,727 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-11-09 15:29:31,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 39 transitions. [2024-11-09 15:29:31,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-11-09 15:29:31,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3) internal successors, (39), 29 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 15:29:31,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2024-11-09 15:29:31,730 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-11-09 15:29:31,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:29:31,731 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-11-09 15:29:31,734 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-09 15:29:31,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2024-11-09 15:29:31,735 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:31,735 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:31,735 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:31,735 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2024-11-09 15:29:31,735 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:31,736 INFO L745 eck$LassoCheckResult]: Stem: 452#$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(13, 2); 444#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 445#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 446#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 447#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 448#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 461#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 460#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 459#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 458#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 457#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 456#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 455#L17-3 assume !(init_nondet_~i~0#1 < 5); 439#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 440#L28-3 [2024-11-09 15:29:31,736 INFO L747 eck$LassoCheckResult]: Loop: 440#L28-3 assume !!(rangesum_~i~1#1 < 5); 441#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 442#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 440#L28-3 [2024-11-09 15:29:31,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:31,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1745699051, now seen corresponding path program 3 times [2024-11-09 15:29:31,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:31,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518671057] [2024-11-09 15:29:31,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,778 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:31,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:31,779 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 4 times [2024-11-09 15:29:31,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:31,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889329441] [2024-11-09 15:29:31,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,786 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:31,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:31,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1638582855, now seen corresponding path program 1 times [2024-11-09 15:29:31,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:31,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358564096] [2024-11-09 15:29:31,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:31,860 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 15:29:31,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:31,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358564096] [2024-11-09 15:29:31,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358564096] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:29:31,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:29:31,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:29:31,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790749682] [2024-11-09 15:29:31,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:29:31,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:31,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 15:29:31,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 15:29:31,921 INFO L87 Difference]: Start difference. First operand 30 states and 39 transitions. cyclomatic complexity: 14 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 15:29:31,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:31,957 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2024-11-09 15:29:31,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 48 transitions. [2024-11-09 15:29:31,958 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:31,959 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 39 states and 48 transitions. [2024-11-09 15:29:31,959 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-11-09 15:29:31,959 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-11-09 15:29:31,959 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 48 transitions. [2024-11-09 15:29:31,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:29:31,959 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 48 transitions. [2024-11-09 15:29:31,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 48 transitions. [2024-11-09 15:29:31,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 36. [2024-11-09 15:29:31,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.25) internal successors, (45), 35 states have internal predecessors, (45), 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 15:29:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 45 transitions. [2024-11-09 15:29:31,962 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-11-09 15:29:31,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 15:29:31,963 INFO L425 stractBuchiCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-11-09 15:29:31,963 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-09 15:29:31,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 45 transitions. [2024-11-09 15:29:31,964 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:31,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:31,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:31,964 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1] [2024-11-09 15:29:31,964 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:31,964 INFO L745 eck$LassoCheckResult]: Stem: 531#$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(13, 2); 522#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 523#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 524#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 525#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 526#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 544#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 543#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 542#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 541#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 540#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 537#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 536#L17-3 assume !(init_nondet_~i~0#1 < 5); 515#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 516#L28-3 assume !!(rangesum_~i~1#1 < 5); 517#L29 assume !(rangesum_~i~1#1 > 2); 518#L28-2 [2024-11-09 15:29:31,965 INFO L747 eck$LassoCheckResult]: Loop: 518#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 519#L28-3 assume !!(rangesum_~i~1#1 < 5); 539#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 518#L28-2 [2024-11-09 15:29:31,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:31,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1715425498, now seen corresponding path program 1 times [2024-11-09 15:29:31,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:31,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845630163] [2024-11-09 15:29:31,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:31,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:31,989 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,004 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:32,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:32,005 INFO L85 PathProgramCache]: Analyzing trace with hash 60353, now seen corresponding path program 5 times [2024-11-09 15:29:32,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:32,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610207214] [2024-11-09 15:29:32,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:32,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,012 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:32,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:32,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1574813624, now seen corresponding path program 1 times [2024-11-09 15:29:32,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:32,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850082665] [2024-11-09 15:29:32,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:32,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:32,075 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:29:32,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:32,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850082665] [2024-11-09 15:29:32,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850082665] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:29:32,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413896228] [2024-11-09 15:29:32,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:32,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:29:32,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:32,077 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:29:32,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-09 15:29:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:32,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:29:32,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:32,171 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:29:32,171 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:29:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:29:32,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [413896228] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:29:32,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:29:32,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-09 15:29:32,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321997578] [2024-11-09 15:29:32,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:29:32,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:32,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 15:29:32,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 15:29:32,256 INFO L87 Difference]: Start difference. First operand 36 states and 45 transitions. cyclomatic complexity: 14 Second operand has 6 states, 5 states have (on average 4.0) internal successors, (20), 6 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 15:29:32,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:32,338 INFO L93 Difference]: Finished difference Result 57 states and 66 transitions. [2024-11-09 15:29:32,338 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 66 transitions. [2024-11-09 15:29:32,339 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-09 15:29:32,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 57 states and 66 transitions. [2024-11-09 15:29:32,339 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2024-11-09 15:29:32,339 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2024-11-09 15:29:32,339 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 66 transitions. [2024-11-09 15:29:32,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:29:32,340 INFO L218 hiAutomatonCegarLoop]: Abstraction has 57 states and 66 transitions. [2024-11-09 15:29:32,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states and 66 transitions. [2024-11-09 15:29:32,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2024-11-09 15:29:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.1666666666666667) internal successors, (63), 53 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 15:29:32,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2024-11-09 15:29:32,346 INFO L240 hiAutomatonCegarLoop]: Abstraction has 54 states and 63 transitions. [2024-11-09 15:29:32,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 15:29:32,348 INFO L425 stractBuchiCegarLoop]: Abstraction has 54 states and 63 transitions. [2024-11-09 15:29:32,348 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-09 15:29:32,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 63 transitions. [2024-11-09 15:29:32,348 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:32,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:32,348 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:32,349 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 3, 3, 2, 1, 1, 1, 1] [2024-11-09 15:29:32,349 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:32,349 INFO L745 eck$LassoCheckResult]: Stem: 746#$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(13, 2); 735#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 736#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 737#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 738#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 739#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 744#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 762#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 761#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 760#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 759#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 753#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 752#L17-3 assume !(init_nondet_~i~0#1 < 5); 727#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 728#L28-3 assume !!(rangesum_~i~1#1 < 5); 769#L29 assume !(rangesum_~i~1#1 > 2); 731#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 732#L28-3 assume !!(rangesum_~i~1#1 < 5); 747#L29 assume !(rangesum_~i~1#1 > 2); 763#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 766#L28-3 assume !!(rangesum_~i~1#1 < 5); 729#L29 assume !(rangesum_~i~1#1 > 2); 730#L28-2 [2024-11-09 15:29:32,349 INFO L747 eck$LassoCheckResult]: Loop: 730#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 756#L28-3 assume !!(rangesum_~i~1#1 < 5); 757#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 730#L28-2 [2024-11-09 15:29:32,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:32,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1344808230, now seen corresponding path program 1 times [2024-11-09 15:29:32,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:32,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778053756] [2024-11-09 15:29:32,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:32,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,375 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:32,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:32,375 INFO L85 PathProgramCache]: Analyzing trace with hash 60353, now seen corresponding path program 6 times [2024-11-09 15:29:32,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:32,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253985270] [2024-11-09 15:29:32,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:32,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,379 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,381 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:32,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:32,382 INFO L85 PathProgramCache]: Analyzing trace with hash 272987720, now seen corresponding path program 2 times [2024-11-09 15:29:32,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:32,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104771319] [2024-11-09 15:29:32,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:32,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:32,419 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:33,377 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:29:33,378 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:29:33,378 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:29:33,378 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:29:33,378 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:29:33,378 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:33,378 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:29:33,378 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:29:33,378 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration7_Lasso [2024-11-09 15:29:33,378 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:29:33,379 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:29:33,382 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,395 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,409 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,417 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,435 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:33,891 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:29:33,891 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:29:33,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:33,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:33,893 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 15:29:33,894 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 15:29:33,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:33,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:33,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:33,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:33,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:33,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:33,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:33,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:33,906 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:33,917 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 15:29:33,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:33,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:33,919 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 15:29:33,920 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 15:29:33,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:33,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:33,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:33,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:33,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:33,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:33,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:33,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:33,932 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:33,942 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 15:29:33,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:33,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:33,944 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 15:29:33,946 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 15:29:33,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:33,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:33,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:33,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:33,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:33,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:33,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:33,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:33,962 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:33,976 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 15:29:33,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:33,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:33,978 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 15:29:33,980 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 15:29:33,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:33,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:33,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:33,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:33,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:33,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:33,994 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:33,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:33,997 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,013 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 15:29:34,014 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 15:29:34,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,033 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,049 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 15:29:34,050 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 15:29:34,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,065 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,077 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 15:29:34,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,078 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 15:29:34,079 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 15:29:34,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,091 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,101 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 15:29:34,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,102 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 15:29:34,103 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 15:29:34,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,116 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,132 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 15:29:34,133 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 15:29:34,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,147 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,159 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:29:34,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-09 15:29:34,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,174 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,186 INFO L229 MonitoredProcess]: Starting monitored process 39 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 15:29:34,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-09 15:29:34,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,199 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,210 INFO L229 MonitoredProcess]: Starting monitored process 40 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 15:29:34,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-09 15:29:34,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,223 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,234 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 15:29:34,235 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 15:29:34,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:34,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,256 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 15:29:34,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,258 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 15:29:34,259 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 15:29:34,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,271 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,281 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-09 15:29:34,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,282 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 15:29:34,283 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 15:29:34,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:34,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,295 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,306 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 15:29:34,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,309 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 15:29:34,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,319 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,329 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 15:29:34,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,330 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 15:29:34,331 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 15:29:34,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,346 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-09 15:29:34,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,358 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 15:29:34,359 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 15:29:34,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,371 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,382 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 15:29:34,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,383 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 15:29:34,384 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 15:29:34,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,399 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,413 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 15:29:34,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,414 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 15:29:34,415 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 15:29:34,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,429 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,440 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 15:29:34,441 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 15:29:34,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,454 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,464 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 15:29:34,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,465 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 15:29:34,466 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 15:29:34,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,478 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,489 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 15:29:34,490 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 15:29:34,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:34,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:34,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:34,502 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,511 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 15:29:34,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,512 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 15:29:34,513 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 15:29:34,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,525 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,525 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,529 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-09 15:29:34,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,541 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 15:29:34,542 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 15:29:34,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:34,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,575 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-09 15:29:34,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,589 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 15:29:34,590 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 15:29:34,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,606 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,618 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 15:29:34,619 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 15:29:34,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,632 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,635 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,645 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 15:29:34,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,647 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 15:29:34,647 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 15:29:34,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,662 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,672 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 15:29:34,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,673 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 15:29:34,674 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 15:29:34,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,686 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,690 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,699 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 15:29:34,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,700 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 15:29:34,701 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 15:29:34,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,713 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,715 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,725 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 15:29:34,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,726 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 15:29:34,726 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 15:29:34,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:34,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,742 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,755 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 15:29:34,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,757 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 15:29:34,759 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 15:29:34,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:34,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,779 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:34,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-11-09 15:29:34,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,791 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 15:29:34,792 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 15:29:34,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:29:34,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:34,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:34,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:34,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:34,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:29:34,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:29:34,816 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:29:34,839 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-09 15:29:34,839 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-09 15:29:34,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:34,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:34,841 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 15:29:34,842 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 15:29:34,843 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:29:34,854 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:29:34,854 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:29:34,854 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_rangesum_~i~1#1) = -2*ULTIMATE.start_rangesum_~i~1#1 + 7 Supporting invariants [] [2024-11-09 15:29:34,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-09 15:29:34,880 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-09 15:29:34,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:34,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:29:34,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:34,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:29:34,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:34,972 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 15:29:34,973 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-09 15:29:34,973 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 54 states and 63 transitions. cyclomatic complexity: 14 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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 15:29:34,992 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 54 states and 63 transitions. cyclomatic complexity: 14. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) Result 59 states and 70 transitions. Complement of second has 7 states. [2024-11-09 15:29:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-09 15:29:34,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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 15:29:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-11-09 15:29:34,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 22 letters. Loop has 3 letters. [2024-11-09 15:29:34,994 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:34,994 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 25 letters. Loop has 3 letters. [2024-11-09 15:29:34,994 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:34,994 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 22 letters. Loop has 6 letters. [2024-11-09 15:29:34,995 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:34,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 70 transitions. [2024-11-09 15:29:34,996 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:29:34,996 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 56 states and 67 transitions. [2024-11-09 15:29:34,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-11-09 15:29:34,996 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-11-09 15:29:34,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 67 transitions. [2024-11-09 15:29:34,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:29:34,997 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-09 15:29:34,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 67 transitions. [2024-11-09 15:29:34,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-09 15:29:34,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.1964285714285714) internal successors, (67), 55 states have internal predecessors, (67), 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 15:29:34,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2024-11-09 15:29:34,999 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-09 15:29:34,999 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-11-09 15:29:34,999 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-09 15:29:35,000 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 67 transitions. [2024-11-09 15:29:35,000 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:29:35,000 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:35,000 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:35,001 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:29:35,001 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:35,001 INFO L745 eck$LassoCheckResult]: Stem: 990#$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(13, 2); 980#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 981#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 982#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 983#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 984#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1013#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1012#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1011#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1010#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1009#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 995#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 994#L17-3 assume !(init_nondet_~i~0#1 < 5); 971#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 972#L28-3 assume !!(rangesum_~i~1#1 < 5); 973#L29 assume !(rangesum_~i~1#1 > 2); 974#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 977#L28-3 assume !!(rangesum_~i~1#1 < 5); 975#L29 assume !(rangesum_~i~1#1 > 2); 976#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 978#L28-3 assume !!(rangesum_~i~1#1 < 5); 1003#L29 assume !(rangesum_~i~1#1 > 2); 999#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 996#L28-3 assume !(rangesum_~i~1#1 < 5); 992#L28-4 assume !(0 != rangesum_~cnt~0#1);rangesum_#res#1 := 0; 987#rangesum_returnLabel#1 main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 967#L28-8 assume !!(rangesum_~i~1#1 < 5); 968#L29-2 assume !(rangesum_~i~1#1 > 2); 985#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 986#L28-8 assume !!(rangesum_~i~1#1 < 5); 1008#L29-2 assume !(rangesum_~i~1#1 > 2); 1007#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1005#L28-8 assume !!(rangesum_~i~1#1 < 5); 1004#L29-2 assume !(rangesum_~i~1#1 > 2); 1000#L28-7 [2024-11-09 15:29:35,001 INFO L747 eck$LassoCheckResult]: Loop: 1000#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 997#L28-8 assume !!(rangesum_~i~1#1 < 5); 998#L29-2 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 1000#L28-7 [2024-11-09 15:29:35,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:35,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1909073688, now seen corresponding path program 1 times [2024-11-09 15:29:35,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:35,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277817017] [2024-11-09 15:29:35,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:35,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:35,047 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-09 15:29:35,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:35,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277817017] [2024-11-09 15:29:35,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277817017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:29:35,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:29:35,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 15:29:35,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130894405] [2024-11-09 15:29:35,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:29:35,048 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:29:35,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:35,049 INFO L85 PathProgramCache]: Analyzing trace with hash 85178, now seen corresponding path program 1 times [2024-11-09 15:29:35,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:35,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368560102] [2024-11-09 15:29:35,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:35,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:35,053 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:35,056 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:35,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:35,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 15:29:35,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 15:29:35,108 INFO L87 Difference]: Start difference. First operand 56 states and 67 transitions. cyclomatic complexity: 16 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 15:29:35,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:35,158 INFO L93 Difference]: Finished difference Result 71 states and 86 transitions. [2024-11-09 15:29:35,158 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 86 transitions. [2024-11-09 15:29:35,159 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2024-11-09 15:29:35,162 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 69 states and 82 transitions. [2024-11-09 15:29:35,162 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2024-11-09 15:29:35,162 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2024-11-09 15:29:35,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 82 transitions. [2024-11-09 15:29:35,162 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:29:35,162 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 82 transitions. [2024-11-09 15:29:35,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 82 transitions. [2024-11-09 15:29:35,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 58. [2024-11-09 15:29:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.1551724137931034) internal successors, (67), 57 states have internal predecessors, (67), 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 15:29:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 67 transitions. [2024-11-09 15:29:35,168 INFO L240 hiAutomatonCegarLoop]: Abstraction has 58 states and 67 transitions. [2024-11-09 15:29:35,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 15:29:35,169 INFO L425 stractBuchiCegarLoop]: Abstraction has 58 states and 67 transitions. [2024-11-09 15:29:35,170 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-09 15:29:35,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 67 transitions. [2024-11-09 15:29:35,171 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-11-09 15:29:35,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:35,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:35,172 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:29:35,172 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:35,172 INFO L745 eck$LassoCheckResult]: Stem: 1126#$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(13, 2); 1114#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 1115#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1116#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1117#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1118#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1124#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1142#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1141#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1140#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1139#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1133#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1132#L17-3 assume !(init_nondet_~i~0#1 < 5); 1105#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 1106#L28-3 assume !!(rangesum_~i~1#1 < 5); 1107#L29 assume !(rangesum_~i~1#1 > 2); 1108#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1111#L28-3 assume !!(rangesum_~i~1#1 < 5); 1127#L29 assume !(rangesum_~i~1#1 > 2); 1150#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1151#L28-3 assume !!(rangesum_~i~1#1 < 5); 1109#L29 assume !(rangesum_~i~1#1 > 2); 1110#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1112#L28-3 assume !!(rangesum_~i~1#1 < 5); 1143#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 1137#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1134#L28-3 assume !(rangesum_~i~1#1 < 5); 1129#L28-4 assume !(0 != rangesum_~cnt~0#1);rangesum_#res#1 := 0; 1121#rangesum_returnLabel#1 main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 1101#L28-8 assume !!(rangesum_~i~1#1 < 5); 1102#L29-2 assume !(rangesum_~i~1#1 > 2); 1119#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1120#L28-8 assume !!(rangesum_~i~1#1 < 5); 1149#L29-2 assume !(rangesum_~i~1#1 > 2); 1148#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1147#L28-8 assume !!(rangesum_~i~1#1 < 5); 1146#L29-2 assume !(rangesum_~i~1#1 > 2); 1144#L28-7 [2024-11-09 15:29:35,172 INFO L747 eck$LassoCheckResult]: Loop: 1144#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1145#L28-8 assume !!(rangesum_~i~1#1 < 5); 1136#L29-2 assume !(rangesum_~i~1#1 > 2); 1144#L28-7 [2024-11-09 15:29:35,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:35,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1744047494, now seen corresponding path program 1 times [2024-11-09 15:29:35,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:35,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173629156] [2024-11-09 15:29:35,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:35,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:35,235 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-09 15:29:35,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:35,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173629156] [2024-11-09 15:29:35,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173629156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:29:35,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [300631676] [2024-11-09 15:29:35,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:35,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:29:35,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:35,238 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:29:35,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2024-11-09 15:29:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:35,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:29:35,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-09 15:29:35,342 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 15:29:35,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [300631676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:29:35,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 15:29:35,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-11-09 15:29:35,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240076854] [2024-11-09 15:29:35,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:29:35,343 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:29:35,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:35,343 INFO L85 PathProgramCache]: Analyzing trace with hash 85180, now seen corresponding path program 1 times [2024-11-09 15:29:35,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:35,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64539475] [2024-11-09 15:29:35,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:35,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:35,346 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:35,348 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:35,372 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:29:35,372 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:29:35,372 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:29:35,373 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:29:35,373 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-09 15:29:35,373 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:35,373 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:29:35,373 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:29:35,373 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration9_Loop [2024-11-09 15:29:35,373 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:29:35,373 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:29:35,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:35,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:35,396 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:29:35,397 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-09 15:29:35,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:35,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:35,403 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 15:29:35,404 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 15:29:35,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-09 15:29:35,404 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-09 15:29:35,416 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-09 15:29:35,417 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_rangesum_#t~post4#1=0} Honda state: {ULTIMATE.start_rangesum_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-09 15:29:35,426 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 15:29:35,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:35,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:35,428 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 15:29:35,429 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 15:29:35,430 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-09 15:29:35,430 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-09 15:29:35,453 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 15:29:35,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:35,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:35,455 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 15:29:35,456 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 15:29:35,457 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-09 15:29:35,457 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-09 15:29:35,517 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-09 15:29:35,521 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 15:29:35,522 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:29:35,522 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:29:35,522 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:29:35,522 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:29:35,522 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:29:35,522 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:35,522 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:29:35,522 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:29:35,522 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration9_Loop [2024-11-09 15:29:35,522 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:29:35,522 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:29:35,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:35,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:29:35,538 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:29:35,538 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:29:35,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:35,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:35,539 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 15:29:35,540 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 15:29:35,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:35,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:35,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:35,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:35,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:35,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:35,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:35,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:35,553 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:29:35,563 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 15:29:35,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:35,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:35,564 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 15:29:35,565 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 15:29:35,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 15:29:35,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:29:35,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:29:35,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:29:35,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:29:35,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:29:35,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:29:35,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:29:35,577 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:29:35,579 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-09 15:29:35,579 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-09 15:29:35,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:29:35,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:35,581 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 15:29:35,582 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 15:29:35,582 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:29:35,582 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-09 15:29:35,582 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:29:35,582 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_rangesum_~i~1#1) = -2*ULTIMATE.start_rangesum_~i~1#1 + 3 Supporting invariants [] [2024-11-09 15:29:35,592 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-09 15:29:35,593 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-09 15:29:35,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:35,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:29:35,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:35,679 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:29:35,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:35,687 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 15:29:35,688 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 15:29:35,688 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 58 states and 67 transitions. cyclomatic complexity: 14 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 15:29:35,711 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 58 states and 67 transitions. cyclomatic complexity: 14. 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 66 states and 76 transitions. Complement of second has 5 states. [2024-11-09 15:29:35,711 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 15:29:35,712 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 15:29:35,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-11-09 15:29:35,712 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 37 letters. Loop has 3 letters. [2024-11-09 15:29:35,712 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:35,712 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 40 letters. Loop has 3 letters. [2024-11-09 15:29:35,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:35,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 37 letters. Loop has 6 letters. [2024-11-09 15:29:35,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:29:35,713 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 66 states and 76 transitions. [2024-11-09 15:29:35,716 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:29:35,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 66 states to 62 states and 72 transitions. [2024-11-09 15:29:35,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2024-11-09 15:29:35,717 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2024-11-09 15:29:35,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 72 transitions. [2024-11-09 15:29:35,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:29:35,717 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 72 transitions. [2024-11-09 15:29:35,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 72 transitions. [2024-11-09 15:29:35,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 61. [2024-11-09 15:29:35,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.1639344262295082) internal successors, (71), 60 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 15:29:35,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 71 transitions. [2024-11-09 15:29:35,720 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 71 transitions. [2024-11-09 15:29:35,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:35,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 15:29:35,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 15:29:35,721 INFO L87 Difference]: Start difference. First operand 61 states and 71 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 15:29:35,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:35,744 INFO L93 Difference]: Finished difference Result 72 states and 85 transitions. [2024-11-09 15:29:35,744 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 85 transitions. [2024-11-09 15:29:35,745 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-11-09 15:29:35,745 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 72 states and 85 transitions. [2024-11-09 15:29:35,745 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2024-11-09 15:29:35,745 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2024-11-09 15:29:35,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 72 states and 85 transitions. [2024-11-09 15:29:35,746 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:29:35,746 INFO L218 hiAutomatonCegarLoop]: Abstraction has 72 states and 85 transitions. [2024-11-09 15:29:35,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states and 85 transitions. [2024-11-09 15:29:35,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 61. [2024-11-09 15:29:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.1311475409836065) internal successors, (69), 60 states have internal predecessors, (69), 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 15:29:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 69 transitions. [2024-11-09 15:29:35,749 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 69 transitions. [2024-11-09 15:29:35,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 15:29:35,749 INFO L425 stractBuchiCegarLoop]: Abstraction has 61 states and 69 transitions. [2024-11-09 15:29:35,750 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-09 15:29:35,750 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 69 transitions. [2024-11-09 15:29:35,750 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:29:35,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:35,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:35,751 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:29:35,751 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:35,751 INFO L745 eck$LassoCheckResult]: Stem: 1635#$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(13, 2); 1630#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 1623#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1624#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1625#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1626#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1653#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1652#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1650#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1649#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1648#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 1645#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 1644#L17-3 assume !(init_nondet_~i~0#1 < 5); 1613#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 1614#L28-3 assume !!(rangesum_~i~1#1 < 5); 1615#L29 assume !(rangesum_~i~1#1 > 2); 1616#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1619#L28-3 assume !!(rangesum_~i~1#1 < 5); 1654#L29 assume !(rangesum_~i~1#1 > 2); 1656#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1657#L28-3 assume !!(rangesum_~i~1#1 < 5); 1617#L29 assume !(rangesum_~i~1#1 > 2); 1618#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1620#L28-3 assume !!(rangesum_~i~1#1 < 5); 1638#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 1651#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1636#L28-3 assume !(rangesum_~i~1#1 < 5); 1637#L28-4 assume 0 != rangesum_~cnt~0#1;rangesum_#res#1 := (if (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 <= 2147483647 then (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 else (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 - 4294967296); 1631#rangesum_returnLabel#1 main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 1632#L28-8 assume !!(rangesum_~i~1#1 < 5); 1642#L29-2 assume !(rangesum_~i~1#1 > 2); 1627#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1609#L28-8 assume !!(rangesum_~i~1#1 < 5); 1610#L29-2 assume !(rangesum_~i~1#1 > 2); 1643#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1660#L28-8 assume !!(rangesum_~i~1#1 < 5); 1658#L29-2 assume !(rangesum_~i~1#1 > 2); 1655#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1607#L28-8 assume !!(rangesum_~i~1#1 < 5); 1608#L29-2 [2024-11-09 15:29:35,751 INFO L747 eck$LassoCheckResult]: Loop: 1608#L29-2 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 1647#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1646#L28-8 assume !!(rangesum_~i~1#1 < 5); 1608#L29-2 [2024-11-09 15:29:35,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:35,752 INFO L85 PathProgramCache]: Analyzing trace with hash 734232641, now seen corresponding path program 1 times [2024-11-09 15:29:35,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:35,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51039290] [2024-11-09 15:29:35,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:35,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:35,829 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 15:29:35,841 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 15:29:35,907 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 15:29:35,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:35,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51039290] [2024-11-09 15:29:35,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51039290] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:29:35,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1861810315] [2024-11-09 15:29:35,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:35,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:29:35,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:35,910 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:29:35,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2024-11-09 15:29:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:35,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:29:35,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:29:36,016 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 15:29:36,016 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:29:36,061 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 15:29:36,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1861810315] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:29:36,061 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:29:36,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-09 15:29:36,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790825393] [2024-11-09 15:29:36,062 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:29:36,063 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:29:36,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:36,063 INFO L85 PathProgramCache]: Analyzing trace with hash 81548, now seen corresponding path program 2 times [2024-11-09 15:29:36,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:36,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490086743] [2024-11-09 15:29:36,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,070 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:36,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:36,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:29:36,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-09 15:29:36,118 INFO L87 Difference]: Start difference. First operand 61 states and 69 transitions. cyclomatic complexity: 14 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 15:29:36,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:36,196 INFO L93 Difference]: Finished difference Result 80 states and 91 transitions. [2024-11-09 15:29:36,197 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 91 transitions. [2024-11-09 15:29:36,197 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2024-11-09 15:29:36,198 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 78 states and 89 transitions. [2024-11-09 15:29:36,198 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2024-11-09 15:29:36,198 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2024-11-09 15:29:36,198 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 89 transitions. [2024-11-09 15:29:36,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:29:36,198 INFO L218 hiAutomatonCegarLoop]: Abstraction has 78 states and 89 transitions. [2024-11-09 15:29:36,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 89 transitions. [2024-11-09 15:29:36,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 67. [2024-11-09 15:29:36,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.1343283582089552) internal successors, (76), 66 states have internal predecessors, (76), 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 15:29:36,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 76 transitions. [2024-11-09 15:29:36,207 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 76 transitions. [2024-11-09 15:29:36,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:29:36,208 INFO L425 stractBuchiCegarLoop]: Abstraction has 67 states and 76 transitions. [2024-11-09 15:29:36,209 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-09 15:29:36,209 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 76 transitions. [2024-11-09 15:29:36,209 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-11-09 15:29:36,209 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:36,209 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:36,211 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:29:36,211 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-09 15:29:36,211 INFO L745 eck$LassoCheckResult]: Stem: 2015#$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(13, 2); 2007#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 2008#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2009#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2010#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2011#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2042#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2040#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2038#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2037#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2036#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2034#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2033#L17-3 assume !(init_nondet_~i~0#1 < 5); 1997#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 1998#L28-3 assume !!(rangesum_~i~1#1 < 5); 1993#L29 assume !(rangesum_~i~1#1 > 2); 1994#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 1999#L28-3 assume !!(rangesum_~i~1#1 < 5); 2018#L29 assume !(rangesum_~i~1#1 > 2); 2000#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2001#L28-3 assume !!(rangesum_~i~1#1 < 5); 1995#L29 assume !(rangesum_~i~1#1 > 2); 1996#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2045#L28-3 assume !!(rangesum_~i~1#1 < 5); 2044#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 2030#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2032#L28-3 assume !!(rangesum_~i~1#1 < 5); 2029#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 2026#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2016#L28-3 assume !(rangesum_~i~1#1 < 5); 2017#L28-4 assume 0 != rangesum_~cnt~0#1;rangesum_#res#1 := (if (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 <= 2147483647 then (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 else (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 - 4294967296); 2012#rangesum_returnLabel#1 main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 1987#L28-8 assume !!(rangesum_~i~1#1 < 5); 1988#L29-2 assume !(rangesum_~i~1#1 > 2); 2004#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2005#L28-8 assume !!(rangesum_~i~1#1 < 5); 2024#L29-2 assume !(rangesum_~i~1#1 > 2); 2025#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2046#L28-8 assume !!(rangesum_~i~1#1 < 5); 2043#L29-2 assume !(rangesum_~i~1#1 > 2); 2041#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2039#L28-8 assume !!(rangesum_~i~1#1 < 5); 2022#L29-2 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 2023#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2035#L28-8 assume !!(rangesum_~i~1#1 < 5); 2028#L29-2 [2024-11-09 15:29:36,212 INFO L747 eck$LassoCheckResult]: Loop: 2028#L29-2 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 2031#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2027#L28-8 assume !!(rangesum_~i~1#1 < 5); 2028#L29-2 [2024-11-09 15:29:36,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:36,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1040814406, now seen corresponding path program 1 times [2024-11-09 15:29:36,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:36,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031808044] [2024-11-09 15:29:36,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 15:29:36,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1655746629] [2024-11-09 15:29:36,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:29:36,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:36,257 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:29:36,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2024-11-09 15:29:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,406 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:36,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:36,408 INFO L85 PathProgramCache]: Analyzing trace with hash 81548, now seen corresponding path program 3 times [2024-11-09 15:29:36,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:36,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734760357] [2024-11-09 15:29:36,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,416 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:36,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:36,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1533007565, now seen corresponding path program 2 times [2024-11-09 15:29:36,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:36,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730134060] [2024-11-09 15:29:36,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:29:36,486 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-11-09 15:29:36,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:29:36,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730134060] [2024-11-09 15:29:36,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730134060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:29:36,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:29:36,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 15:29:36,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36582140] [2024-11-09 15:29:36,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:29:36,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:29:36,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 15:29:36,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 15:29:36,540 INFO L87 Difference]: Start difference. First operand 67 states and 76 transitions. cyclomatic complexity: 15 Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 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 15:29:36,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:29:36,594 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2024-11-09 15:29:36,594 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 82 transitions. [2024-11-09 15:29:36,595 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-09 15:29:36,595 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 66 states and 70 transitions. [2024-11-09 15:29:36,595 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-11-09 15:29:36,595 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-11-09 15:29:36,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66 states and 70 transitions. [2024-11-09 15:29:36,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-09 15:29:36,596 INFO L218 hiAutomatonCegarLoop]: Abstraction has 66 states and 70 transitions. [2024-11-09 15:29:36,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states and 70 transitions. [2024-11-09 15:29:36,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 56. [2024-11-09 15:29:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.0714285714285714) internal successors, (60), 55 states have internal predecessors, (60), 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 15:29:36,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2024-11-09 15:29:36,598 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 60 transitions. [2024-11-09 15:29:36,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 15:29:36,604 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 60 transitions. [2024-11-09 15:29:36,604 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-09 15:29:36,604 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 60 transitions. [2024-11-09 15:29:36,605 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-09 15:29:36,605 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:29:36,605 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:29:36,606 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:29:36,606 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:29:36,606 INFO L745 eck$LassoCheckResult]: Stem: 2168#$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(13, 2); 2157#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#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);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 2158#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2159#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2160#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2161#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2193#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2191#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2188#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2186#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2185#L17-3 assume !!(init_nondet_~i~0#1 < 5);havoc init_nondet_#t~nondet1#1;call write~int#1(init_nondet_#t~nondet1#1, init_nondet_~x#1.base, init_nondet_~x#1.offset + 4 * init_nondet_~i~0#1, 4);havoc init_nondet_#t~nondet1#1; 2177#L17-2 init_nondet_#t~post2#1 := init_nondet_~i~0#1;init_nondet_~i~0#1 := 1 + init_nondet_#t~post2#1;havoc init_nondet_#t~post2#1; 2176#L17-3 assume !(init_nondet_~i~0#1 < 5); 2148#L15 havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;havoc init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;assume { :end_inline_init_nondet } true;havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 2149#L28-3 assume !!(rangesum_~i~1#1 < 5); 2150#L29 assume !(rangesum_~i~1#1 > 2); 2151#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2154#L28-3 assume !!(rangesum_~i~1#1 < 5); 2152#L29 assume !(rangesum_~i~1#1 > 2); 2153#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2155#L28-3 assume !!(rangesum_~i~1#1 < 5); 2194#L29 assume !(rangesum_~i~1#1 > 2); 2190#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2192#L28-3 assume !!(rangesum_~i~1#1 < 5); 2189#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 2187#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2169#L28-3 assume !!(rangesum_~i~1#1 < 5); 2170#L29 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 2182#L28-2 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2180#L28-3 assume !(rangesum_~i~1#1 < 5); 2172#L28-4 assume 0 != rangesum_~cnt~0#1;rangesum_#res#1 := (if (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 <= 2147483647 then (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 else (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 - 4294967296); 2165#rangesum_returnLabel#1 main_#t~ret5#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_rangesum } true;rangesum_#in~x#1.base, rangesum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;rangesum_~x#1.base, rangesum_~x#1.offset := rangesum_#in~x#1.base, rangesum_#in~x#1.offset;havoc rangesum_~i~1#1;havoc rangesum_~ret~0#1;rangesum_~ret~0#1 := 0;rangesum_~cnt~0#1 := 0;rangesum_~i~1#1 := 0; 2166#L28-8 assume !!(rangesum_~i~1#1 < 5); 2174#L29-2 assume !(rangesum_~i~1#1 > 2); 2162#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2163#L28-8 assume !!(rangesum_~i~1#1 < 5); 2175#L29-2 assume !(rangesum_~i~1#1 > 2); 2164#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2144#L28-8 assume !!(rangesum_~i~1#1 < 5); 2145#L29-2 assume !(rangesum_~i~1#1 > 2); 2195#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2142#L28-8 assume !!(rangesum_~i~1#1 < 5); 2143#L29-2 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 2184#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2183#L28-8 assume !!(rangesum_~i~1#1 < 5); 2181#L29-2 assume rangesum_~i~1#1 > 2;call rangesum_#t~mem3#1 := read~int#1(rangesum_~x#1.base, rangesum_~x#1.offset + 4 * rangesum_~i~1#1, 4);rangesum_~ret~0#1 := rangesum_~ret~0#1 + rangesum_#t~mem3#1;havoc rangesum_#t~mem3#1;rangesum_~cnt~0#1 := 1 + rangesum_~cnt~0#1; 2179#L28-7 rangesum_#t~post4#1 := rangesum_~i~1#1;rangesum_~i~1#1 := 1 + rangesum_#t~post4#1;havoc rangesum_#t~post4#1; 2178#L28-8 assume !(rangesum_~i~1#1 < 5); 2171#L28-9 assume 0 != rangesum_~cnt~0#1;rangesum_#res#1 := (if (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 <= 2147483647 then (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 else (if rangesum_~ret~0#1 < 0 && 0 != rangesum_~ret~0#1 % rangesum_~cnt~0#1 then (if rangesum_~cnt~0#1 < 0 then rangesum_~ret~0#1 / rangesum_~cnt~0#1 - 1 else 1 + rangesum_~ret~0#1 / rangesum_~cnt~0#1) else rangesum_~ret~0#1 / rangesum_~cnt~0#1) % 4294967296 - 4294967296); 2146#rangesum_returnLabel#2 main_#t~ret8#1 := rangesum_#res#1;havoc rangesum_#t~mem3#1, rangesum_#t~post4#1, rangesum_~x#1.base, rangesum_~x#1.offset, rangesum_~i~1#1, rangesum_~ret~0#1, rangesum_~cnt~0#1;havoc rangesum_#in~x#1.base, rangesum_#in~x#1.offset;assume { :end_inline_rangesum } true;main_~ret2~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;main_~i~2#1 := 0; 2147#L54-3 [2024-11-09 15:29:36,607 INFO L747 eck$LassoCheckResult]: Loop: 2147#L54-3 assume !!(main_~i~2#1 < 4);call main_#t~mem10#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~mem10#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem10#1; 2167#L54-2 main_#t~post11#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 2147#L54-3 [2024-11-09 15:29:36,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:36,607 INFO L85 PathProgramCache]: Analyzing trace with hash -46487371, now seen corresponding path program 1 times [2024-11-09 15:29:36,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:36,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568991315] [2024-11-09 15:29:36,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 15:29:36,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [912171433] [2024-11-09 15:29:36,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:29:36,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:36,664 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:29:36,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2024-11-09 15:29:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,774 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,820 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:36,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:36,821 INFO L85 PathProgramCache]: Analyzing trace with hash 3331, now seen corresponding path program 1 times [2024-11-09 15:29:36,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:36,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490462986] [2024-11-09 15:29:36,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,825 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:36,827 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:36,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:29:36,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1724688201, now seen corresponding path program 1 times [2024-11-09 15:29:36,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:29:36,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222301366] [2024-11-09 15:29:36,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:29:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 15:29:36,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [712308943] [2024-11-09 15:29:36,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:29:36,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:29:36,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:29:36,884 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:29:36,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Waiting until timeout for monitored process [2024-11-09 15:29:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:37,000 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:29:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:29:37,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:29:53,825 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 15:30:05,936 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 15:30:18,043 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 15:30:42,284 WARN L286 SmtUtils]: Spent 24.19s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 15:31:06,317 WARN L286 SmtUtils]: Spent 24.03s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)