./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/rangesum05.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/rangesum05.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-dev-84cfde4 [2024-10-12 00:23:25,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 00:23:25,832 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-12 00:23:25,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 00:23:25,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 00:23:25,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 00:23:25,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 00:23:25,873 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 00:23:25,874 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 00:23:25,874 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 00:23:25,875 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 00:23:25,875 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 00:23:25,876 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 00:23:25,876 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-12 00:23:25,877 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-12 00:23:25,878 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-12 00:23:25,879 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-12 00:23:25,879 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-12 00:23:25,879 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-12 00:23:25,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 00:23:25,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-12 00:23:25,882 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 00:23:25,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 00:23:25,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 00:23:25,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 00:23:25,883 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-12 00:23:25,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-12 00:23:25,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-12 00:23:25,883 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 00:23:25,883 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-12 00:23:25,884 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 00:23:25,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 00:23:25,884 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-12 00:23:25,884 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 00:23:25,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 00:23:25,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 00:23:25,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 00:23:25,885 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 00:23:25,886 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-12 00:23:25,886 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee69f990ab81a58f1fe8cd275c8a09f43ca6a442f73810f885d3d0c9a85d2b3 [2024-10-12 00:23:26,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 00:23:26,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 00:23:26,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 00:23:26,144 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 00:23:26,147 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 00:23:26,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/rangesum05.i [2024-10-12 00:23:27,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 00:23:27,801 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 00:23:27,802 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/rangesum05.i [2024-10-12 00:23:27,809 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/b53c3fe59/c1456406e8344d379299f5e2bfd6d548/FLAGe05171500 [2024-10-12 00:23:27,825 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/b53c3fe59/c1456406e8344d379299f5e2bfd6d548 [2024-10-12 00:23:27,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 00:23:27,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 00:23:27,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 00:23:27,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 00:23:27,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 00:23:27,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 12:23:27" (1/1) ... [2024-10-12 00:23:27,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2e2f0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:27, skipping insertion in model container [2024-10-12 00:23:27,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 12:23:27" (1/1) ... [2024-10-12 00:23:27,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 00:23:28,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 00:23:28,032 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 00:23:28,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 00:23:28,079 INFO L204 MainTranslator]: Completed translation [2024-10-12 00:23:28,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28 WrapperNode [2024-10-12 00:23:28,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 00:23:28,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 00:23:28,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 00:23:28,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 00:23:28,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,112 INFO L138 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 138 [2024-10-12 00:23:28,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 00:23:28,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 00:23:28,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 00:23:28,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 00:23:28,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,125 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,138 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]. [2024-10-12 00:23:28,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,149 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 00:23:28,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 00:23:28,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 00:23:28,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 00:23:28,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (1/1) ... [2024-10-12 00:23:28,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:28,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:28,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:28,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-12 00:23:28,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 00:23:28,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 00:23:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-12 00:23:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-12 00:23:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-12 00:23:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-12 00:23:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 00:23:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 00:23:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-12 00:23:28,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-12 00:23:28,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-12 00:23:28,282 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 00:23:28,284 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 00:23:28,491 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-10-12 00:23:28,492 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 00:23:28,503 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 00:23:28,504 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-12 00:23:28,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:23:28 BoogieIcfgContainer [2024-10-12 00:23:28,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 00:23:28,505 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-12 00:23:28,505 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-12 00:23:28,522 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-12 00:23:28,522 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:23:28,522 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.10 12:23:27" (1/3) ... [2024-10-12 00:23:28,523 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@116f0a3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 12:23:28, skipping insertion in model container [2024-10-12 00:23:28,523 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:23:28,523 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:23:28" (2/3) ... [2024-10-12 00:23:28,523 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@116f0a3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 12:23:28, skipping insertion in model container [2024-10-12 00:23:28,524 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:23:28,524 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:23:28" (3/3) ... [2024-10-12 00:23:28,528 INFO L332 chiAutomizerObserver]: Analyzing ICFG rangesum05.i [2024-10-12 00:23:28,585 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-12 00:23:28,585 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-12 00:23:28,585 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-12 00:23:28,586 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-12 00:23:28,586 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-12 00:23:28,586 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-12 00:23:28,586 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-12 00:23:28,586 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-12 00:23:28,589 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) [2024-10-12 00:23:28,602 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-10-12 00:23:28,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:28,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:28,608 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-12 00:23:28,608 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:23:28,608 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-12 00:23:28,610 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) [2024-10-12 00:23:28,612 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2024-10-12 00:23:28,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:28,613 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:28,613 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-12 00:23:28,613 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:23:28,621 INFO L745 eck$LassoCheckResult]: Stem: 26#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);assume { :begin_inline_init_nondet } true;init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc init_nondet_#t~nondet1#1, init_nondet_#t~post2#1, init_nondet_~x#1.base, init_nondet_~x#1.offset, init_nondet_~i~0#1;init_nondet_~x#1.base, init_nondet_~x#1.offset := init_nondet_#in~x#1.base, init_nondet_#in~x#1.offset;havoc init_nondet_~i~0#1;init_nondet_~i~0#1 := 0; 23#L17-3true [2024-10-12 00:23:28,624 INFO L747 eck$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 [2024-10-12 00:23:28,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:28,633 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-12 00:23:28,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:28,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124343664] [2024-10-12 00:23:28,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:28,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:28,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:28,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:28,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:28,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-10-12 00:23:28,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:28,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276622029] [2024-10-12 00:23:28,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:28,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:28,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:28,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:28,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:28,785 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-10-12 00:23:28,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:28,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319680727] [2024-10-12 00:23:28,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:28,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:28,808 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:28,820 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:29,098 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:23:29,100 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:23:29,100 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:23:29,100 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:23:29,100 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:23:29,100 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,101 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:23:29,101 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:23:29,101 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration1_Lasso [2024-10-12 00:23:29,101 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:23:29,102 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:23:29,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:29,561 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:23:29,564 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:23:29,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,567 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-12 00:23:29,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,585 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-12 00:23:29,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,599 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-12 00:23:29,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,614 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-12 00:23:29,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,630 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-12 00:23:29,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:29,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:29,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-12 00:23:29,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,669 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-12 00:23:29,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:29,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:29,687 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,698 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-12 00:23:29,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,702 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-12 00:23:29,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,717 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-12 00:23:29,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,733 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-12 00:23:29,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,750 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,760 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-12 00:23:29,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,763 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-12 00:23:29,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,776 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,777 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,789 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-12 00:23:29,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,791 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-12 00:23:29,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,814 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:29,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,828 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-12 00:23:29,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:29,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,860 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-12 00:23:29,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,879 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:29,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,896 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-12 00:23:29,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:29,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,926 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-12 00:23:29,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,939 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:29,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,952 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-12 00:23:29,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:29,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:29,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:29,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:29,981 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:29,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-12 00:23:29,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:29,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:29,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:29,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:29,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:29,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:29,994 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:29,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:29,996 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:30,006 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-12 00:23:30,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,009 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-12 00:23:30,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:30,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:30,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:30,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:30,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:30,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:30,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:30,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:30,024 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:30,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:30,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,037 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-12 00:23:30,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:30,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:30,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:30,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:30,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:30,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:30,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:30,054 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:30,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-12 00:23:30,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,072 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-12 00:23:30,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:30,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:30,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:30,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:30,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:30,090 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:30,090 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:30,094 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:30,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-12 00:23:30,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,108 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-12 00:23:30,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:30,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:30,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:30,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:30,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:30,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:30,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:30,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:30,130 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:30,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:30,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,143 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-12 00:23:30,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:30,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:30,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:30,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:30,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:30,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:30,158 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:30,160 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:30,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-12 00:23:30,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,175 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-12 00:23:30,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:30,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:30,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:30,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:30,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:30,224 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:30,224 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:30,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:30,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:30,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,280 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-12 00:23:30,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:30,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:30,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:30,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:30,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:30,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:30,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:30,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:30,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:30,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,315 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-12 00:23:30,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:30,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:30,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:30,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:30,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:30,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:30,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:30,339 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:23:30,358 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-10-12 00:23:30,359 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-10-12 00:23:30,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:30,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,362 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-12 00:23:30,363 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:23:30,375 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:23:30,375 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:23:30,376 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 [] [2024-10-12 00:23:30,387 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-10-12 00:23:30,404 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-10-12 00:23:30,413 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-12 00:23:30,414 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-12 00:23:30,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:30,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:23:30,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:30,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:23:30,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:30,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:30,512 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 [2024-10-12 00:23:30,514 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) [2024-10-12 00:23:30,558 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. [2024-10-12 00:23:30,560 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 [2024-10-12 00:23:30,564 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) [2024-10-12 00:23:30,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 46 transitions. [2024-10-12 00:23:30,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 2 letters. [2024-10-12 00:23:30,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:30,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 4 letters. Loop has 2 letters. [2024-10-12 00:23:30,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:30,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 4 letters. [2024-10-12 00:23:30,567 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:30,567 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 93 transitions. [2024-10-12 00:23:30,570 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:30,572 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 22 states and 35 transitions. [2024-10-12 00:23:30,573 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-10-12 00:23:30,573 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-12 00:23:30,573 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 35 transitions. [2024-10-12 00:23:30,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:23:30,574 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-10-12 00:23:30,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 35 transitions. [2024-10-12 00:23:30,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2024-10-12 00:23:30,591 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) [2024-10-12 00:23:30,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 35 transitions. [2024-10-12 00:23:30,593 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-10-12 00:23:30,593 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 35 transitions. [2024-10-12 00:23:30,593 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-12 00:23:30,593 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 35 transitions. [2024-10-12 00:23:30,594 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:30,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:30,594 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:30,594 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-10-12 00:23:30,594 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:30,594 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 [2024-10-12 00:23:30,595 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 [2024-10-12 00:23:30,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:30,595 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2024-10-12 00:23:30,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:30,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729011839] [2024-10-12 00:23:30,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:30,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:30,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:30,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729011839] [2024-10-12 00:23:30,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729011839] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:23:30,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 00:23:30,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 00:23:30,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797174146] [2024-10-12 00:23:30,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:23:30,651 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:23:30,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:30,651 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 1 times [2024-10-12 00:23:30,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:30,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006526614] [2024-10-12 00:23:30,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:30,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:30,656 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:30,661 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:30,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:30,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 00:23:30,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 00:23:30,709 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) [2024-10-12 00:23:30,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:30,719 INFO L93 Difference]: Finished difference Result 23 states and 32 transitions. [2024-10-12 00:23:30,719 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 32 transitions. [2024-10-12 00:23:30,720 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:30,720 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 32 transitions. [2024-10-12 00:23:30,720 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-10-12 00:23:30,721 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-12 00:23:30,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 32 transitions. [2024-10-12 00:23:30,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:23:30,721 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 32 transitions. [2024-10-12 00:23:30,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 32 transitions. [2024-10-12 00:23:30,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2024-10-12 00:23:30,722 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) [2024-10-12 00:23:30,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2024-10-12 00:23:30,723 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 31 transitions. [2024-10-12 00:23:30,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 00:23:30,724 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2024-10-12 00:23:30,724 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-12 00:23:30,724 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 31 transitions. [2024-10-12 00:23:30,724 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:30,724 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:30,724 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:30,724 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-12 00:23:30,724 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:30,725 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 [2024-10-12 00:23:30,725 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 [2024-10-12 00:23:30,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:30,725 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2024-10-12 00:23:30,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:30,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858854066] [2024-10-12 00:23:30,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:30,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:30,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:30,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:30,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858854066] [2024-10-12 00:23:30,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858854066] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:23:30,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349391806] [2024-10-12 00:23:30,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:30,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:23:30,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,768 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-10-12 00:23:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:30,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-12 00:23:30,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:30,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:30,816 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:23:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:30,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349391806] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:23:30,830 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:23:30,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-12 00:23:30,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753944486] [2024-10-12 00:23:30,830 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:23:30,831 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:23:30,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:30,831 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 2 times [2024-10-12 00:23:30,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:30,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108811105] [2024-10-12 00:23:30,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:30,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:30,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:30,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:30,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:30,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 00:23:30,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-12 00:23:30,881 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) [2024-10-12 00:23:30,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:30,899 INFO L93 Difference]: Finished difference Result 28 states and 37 transitions. [2024-10-12 00:23:30,899 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 37 transitions. [2024-10-12 00:23:30,900 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:30,900 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 28 states and 37 transitions. [2024-10-12 00:23:30,900 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-10-12 00:23:30,901 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-12 00:23:30,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 37 transitions. [2024-10-12 00:23:30,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:23:30,901 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-10-12 00:23:30,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 37 transitions. [2024-10-12 00:23:30,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-10-12 00:23:30,902 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) [2024-10-12 00:23:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 37 transitions. [2024-10-12 00:23:30,903 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-10-12 00:23:30,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 00:23:30,903 INFO L425 stractBuchiCegarLoop]: Abstraction has 28 states and 37 transitions. [2024-10-12 00:23:30,904 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-12 00:23:30,904 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 37 transitions. [2024-10-12 00:23:30,904 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:30,904 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:30,904 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:30,904 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2024-10-12 00:23:30,904 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:30,905 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 [2024-10-12 00:23:30,905 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 [2024-10-12 00:23:30,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:30,905 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2024-10-12 00:23:30,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:30,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618950824] [2024-10-12 00:23:30,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:30,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:30,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:30,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:30,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618950824] [2024-10-12 00:23:30,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618950824] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:23:30,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511709976] [2024-10-12 00:23:30,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-12 00:23:30,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:23:30,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:30,991 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:23:30,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-10-12 00:23:31,034 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-12 00:23:31,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-12 00:23:31,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:23:31,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:31,053 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:23:31,082 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:31,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511709976] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:23:31,082 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:23:31,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-10-12 00:23:31,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353167070] [2024-10-12 00:23:31,083 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:23:31,083 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:23:31,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,083 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 3 times [2024-10-12 00:23:31,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017761685] [2024-10-12 00:23:31,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,087 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,090 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:31,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:31,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 00:23:31,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-10-12 00:23:31,132 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) [2024-10-12 00:23:31,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:31,149 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2024-10-12 00:23:31,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2024-10-12 00:23:31,150 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:31,151 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 39 transitions. [2024-10-12 00:23:31,151 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-10-12 00:23:31,151 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-12 00:23:31,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 39 transitions. [2024-10-12 00:23:31,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:23:31,151 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-10-12 00:23:31,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 39 transitions. [2024-10-12 00:23:31,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-10-12 00:23:31,153 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) [2024-10-12 00:23:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2024-10-12 00:23:31,153 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-10-12 00:23:31,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 00:23:31,154 INFO L425 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-10-12 00:23:31,154 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-12 00:23:31,154 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2024-10-12 00:23:31,154 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:31,155 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:31,155 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:31,155 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2024-10-12 00:23:31,155 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:31,155 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 [2024-10-12 00:23:31,155 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 [2024-10-12 00:23:31,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1745699051, now seen corresponding path program 3 times [2024-10-12 00:23:31,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993528442] [2024-10-12 00:23:31,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:31,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,180 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 4 times [2024-10-12 00:23:31,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302968361] [2024-10-12 00:23:31,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,187 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:31,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1638582855, now seen corresponding path program 1 times [2024-10-12 00:23:31,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358957555] [2024-10-12 00:23:31,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:31,226 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-10-12 00:23:31,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:31,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358957555] [2024-10-12 00:23:31,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358957555] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:23:31,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 00:23:31,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 00:23:31,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000057592] [2024-10-12 00:23:31,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:23:31,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:31,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 00:23:31,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 00:23:31,269 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) [2024-10-12 00:23:31,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:31,295 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2024-10-12 00:23:31,295 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 48 transitions. [2024-10-12 00:23:31,297 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:31,298 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 39 states and 48 transitions. [2024-10-12 00:23:31,298 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-12 00:23:31,298 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-10-12 00:23:31,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 48 transitions. [2024-10-12 00:23:31,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:23:31,299 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 48 transitions. [2024-10-12 00:23:31,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 48 transitions. [2024-10-12 00:23:31,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 36. [2024-10-12 00:23:31,300 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) [2024-10-12 00:23:31,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 45 transitions. [2024-10-12 00:23:31,301 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-10-12 00:23:31,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 00:23:31,301 INFO L425 stractBuchiCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-10-12 00:23:31,302 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-12 00:23:31,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 45 transitions. [2024-10-12 00:23:31,302 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:31,302 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:31,302 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:31,303 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1] [2024-10-12 00:23:31,303 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:31,303 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 [2024-10-12 00:23:31,303 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 [2024-10-12 00:23:31,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1715425498, now seen corresponding path program 1 times [2024-10-12 00:23:31,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114971796] [2024-10-12 00:23:31,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,325 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:31,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,326 INFO L85 PathProgramCache]: Analyzing trace with hash 60353, now seen corresponding path program 5 times [2024-10-12 00:23:31,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054461239] [2024-10-12 00:23:31,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,329 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,331 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:31,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1574813624, now seen corresponding path program 1 times [2024-10-12 00:23:31,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300456131] [2024-10-12 00:23:31,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:31,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-10-12 00:23:31,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:31,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300456131] [2024-10-12 00:23:31,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300456131] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:23:31,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029370386] [2024-10-12 00:23:31,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:23:31,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:31,411 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:23:31,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-10-12 00:23:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:31,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-12 00:23:31,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-10-12 00:23:31,476 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:23:31,497 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-10-12 00:23:31,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029370386] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:23:31,497 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:23:31,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-10-12 00:23:31,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028076483] [2024-10-12 00:23:31,497 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:23:31,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:31,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 00:23:31,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-12 00:23:31,562 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) [2024-10-12 00:23:31,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:31,636 INFO L93 Difference]: Finished difference Result 57 states and 66 transitions. [2024-10-12 00:23:31,636 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 66 transitions. [2024-10-12 00:23:31,637 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-10-12 00:23:31,638 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 57 states and 66 transitions. [2024-10-12 00:23:31,638 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2024-10-12 00:23:31,638 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2024-10-12 00:23:31,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 66 transitions. [2024-10-12 00:23:31,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:23:31,639 INFO L218 hiAutomatonCegarLoop]: Abstraction has 57 states and 66 transitions. [2024-10-12 00:23:31,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states and 66 transitions. [2024-10-12 00:23:31,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2024-10-12 00:23:31,644 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) [2024-10-12 00:23:31,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2024-10-12 00:23:31,644 INFO L240 hiAutomatonCegarLoop]: Abstraction has 54 states and 63 transitions. [2024-10-12 00:23:31,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 00:23:31,645 INFO L425 stractBuchiCegarLoop]: Abstraction has 54 states and 63 transitions. [2024-10-12 00:23:31,645 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-12 00:23:31,645 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 63 transitions. [2024-10-12 00:23:31,646 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:31,646 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:31,646 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:31,646 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 3, 3, 2, 1, 1, 1, 1] [2024-10-12 00:23:31,647 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:31,647 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 [2024-10-12 00:23:31,647 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 [2024-10-12 00:23:31,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1344808230, now seen corresponding path program 1 times [2024-10-12 00:23:31,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732864233] [2024-10-12 00:23:31,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,667 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:31,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,667 INFO L85 PathProgramCache]: Analyzing trace with hash 60353, now seen corresponding path program 6 times [2024-10-12 00:23:31,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761813189] [2024-10-12 00:23:31,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,670 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,673 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:31,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:31,673 INFO L85 PathProgramCache]: Analyzing trace with hash 272987720, now seen corresponding path program 2 times [2024-10-12 00:23:31,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:31,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714571391] [2024-10-12 00:23:31,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:31,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:31,698 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:32,480 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:23:32,480 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:23:32,480 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:23:32,480 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:23:32,480 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:23:32,480 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:32,480 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:23:32,480 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:23:32,480 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration7_Lasso [2024-10-12 00:23:32,481 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:23:32,481 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:23:32,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,500 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,514 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,521 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:32,968 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:23:32,968 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:23:32,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:32,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:32,974 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:32,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-12 00:23:32,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:32,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:32,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:32,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:32,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:32,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:32,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:32,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:32,991 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,006 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-10-12 00:23:33,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,008 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-12 00:23:33,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,022 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-10-12 00:23:33,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,035 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-12 00:23:33,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,053 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-10-12 00:23:33,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,069 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-12 00:23:33,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,103 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-12 00:23:33,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,106 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-12 00:23:33,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,120 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,132 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-12 00:23:33,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,167 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-12 00:23:33,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,181 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,196 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-12 00:23:33,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,215 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-10-12 00:23:33,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,235 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-12 00:23:33,241 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 [2024-10-12 00:23:33,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,257 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,270 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-12 00:23:33,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,284 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,295 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-10-12 00:23:33,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,301 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-12 00:23:33,308 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 [2024-10-12 00:23:33,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,319 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,320 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,335 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-12 00:23:33,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,350 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,362 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-12 00:23:33,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-10-12 00:23:33,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,392 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-12 00:23:33,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,416 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,418 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-12 00:23:33,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,444 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,445 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-12 00:23:33,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,460 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,474 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-12 00:23:33,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,490 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,490 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-12 00:23:33,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,527 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-12 00:23:33,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,552 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-10-12 00:23:33,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,584 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-12 00:23:33,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,612 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,614 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-12 00:23:33,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,630 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-10-12 00:23:33,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,644 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-12 00:23:33,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,658 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-10-12 00:23:33,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,675 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-12 00:23:33,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,690 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,702 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-12 00:23:33,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:33,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:33,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:33,721 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-10-12 00:23:33,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,751 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-12 00:23:33,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,772 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,785 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-10-12 00:23:33,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,790 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-12 00:23:33,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,806 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,812 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,825 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-12 00:23:33,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,839 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,839 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,842 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,853 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-10-12 00:23:33,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,855 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-12 00:23:33,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,869 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,871 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-12 00:23:33,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,884 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-12 00:23:33,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,897 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,899 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-12 00:23:33,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,912 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-12 00:23:33,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,926 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,932 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,945 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-12 00:23:33,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,961 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:33,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:33,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:33,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:33,973 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:33,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-12 00:23:33,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:33,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:33,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:33,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:33,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:33,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:33,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:33,990 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:34,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:34,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,002 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-12 00:23:34,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:34,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:34,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:34,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:34,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:34,016 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:34,016 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:34,018 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:34,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:34,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,031 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-12 00:23:34,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:34,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:34,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:34,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:34,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:34,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:23:34,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:23:34,053 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:23:34,065 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-10-12 00:23:34,066 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-10-12 00:23:34,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,068 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-12 00:23:34,069 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:23:34,081 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:23:34,082 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:23:34,082 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 [] [2024-10-12 00:23:34,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:34,123 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-10-12 00:23:34,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:34,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-12 00:23:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:34,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:23:34,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:34,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:23:34,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:34,292 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 [2024-10-12 00:23:34,292 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) [2024-10-12 00:23:34,313 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. [2024-10-12 00:23:34,315 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 [2024-10-12 00:23:34,316 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) [2024-10-12 00:23:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2024-10-12 00:23:34,316 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 22 letters. Loop has 3 letters. [2024-10-12 00:23:34,317 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:34,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 25 letters. Loop has 3 letters. [2024-10-12 00:23:34,317 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:34,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 22 letters. Loop has 6 letters. [2024-10-12 00:23:34,317 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:34,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 70 transitions. [2024-10-12 00:23:34,318 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-12 00:23:34,318 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 56 states and 67 transitions. [2024-10-12 00:23:34,318 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-10-12 00:23:34,319 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-10-12 00:23:34,319 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 67 transitions. [2024-10-12 00:23:34,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:23:34,319 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-10-12 00:23:34,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 67 transitions. [2024-10-12 00:23:34,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-10-12 00:23:34,326 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) [2024-10-12 00:23:34,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2024-10-12 00:23:34,327 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-10-12 00:23:34,327 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 67 transitions. [2024-10-12 00:23:34,327 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-12 00:23:34,327 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 67 transitions. [2024-10-12 00:23:34,328 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-12 00:23:34,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:34,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:34,330 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:23:34,330 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:34,331 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 [2024-10-12 00:23:34,331 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 [2024-10-12 00:23:34,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:34,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1909073688, now seen corresponding path program 1 times [2024-10-12 00:23:34,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:34,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165470782] [2024-10-12 00:23:34,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:34,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:34,377 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-10-12 00:23:34,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:34,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165470782] [2024-10-12 00:23:34,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165470782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:23:34,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 00:23:34,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 00:23:34,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041111888] [2024-10-12 00:23:34,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:23:34,378 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:23:34,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:34,379 INFO L85 PathProgramCache]: Analyzing trace with hash 85178, now seen corresponding path program 1 times [2024-10-12 00:23:34,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:34,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348524659] [2024-10-12 00:23:34,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:34,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:34,382 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:34,385 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:34,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:34,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 00:23:34,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-12 00:23:34,430 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) [2024-10-12 00:23:34,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:34,468 INFO L93 Difference]: Finished difference Result 71 states and 86 transitions. [2024-10-12 00:23:34,469 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 86 transitions. [2024-10-12 00:23:34,469 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 16 [2024-10-12 00:23:34,470 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 69 states and 82 transitions. [2024-10-12 00:23:34,470 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2024-10-12 00:23:34,470 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2024-10-12 00:23:34,470 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 82 transitions. [2024-10-12 00:23:34,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:23:34,471 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 82 transitions. [2024-10-12 00:23:34,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 82 transitions. [2024-10-12 00:23:34,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 58. [2024-10-12 00:23:34,473 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) [2024-10-12 00:23:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 67 transitions. [2024-10-12 00:23:34,473 INFO L240 hiAutomatonCegarLoop]: Abstraction has 58 states and 67 transitions. [2024-10-12 00:23:34,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 00:23:34,474 INFO L425 stractBuchiCegarLoop]: Abstraction has 58 states and 67 transitions. [2024-10-12 00:23:34,474 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-12 00:23:34,474 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 67 transitions. [2024-10-12 00:23:34,475 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-10-12 00:23:34,475 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:34,475 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:34,475 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:23:34,475 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:34,476 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 [2024-10-12 00:23:34,476 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 [2024-10-12 00:23:34,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:34,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1744047494, now seen corresponding path program 1 times [2024-10-12 00:23:34,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:34,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76342847] [2024-10-12 00:23:34,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:34,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:34,523 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-10-12 00:23:34,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:34,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76342847] [2024-10-12 00:23:34,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76342847] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:23:34,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865124410] [2024-10-12 00:23:34,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:34,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:23:34,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,530 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2024-10-12 00:23:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:34,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-12 00:23:34,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:34,622 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-10-12 00:23:34,622 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 00:23:34,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1865124410] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:23:34,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-12 00:23:34,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-10-12 00:23:34,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251544793] [2024-10-12 00:23:34,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:23:34,623 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:23:34,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:34,623 INFO L85 PathProgramCache]: Analyzing trace with hash 85180, now seen corresponding path program 1 times [2024-10-12 00:23:34,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:34,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100444668] [2024-10-12 00:23:34,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:34,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:34,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:34,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:34,640 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:23:34,640 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:23:34,640 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:23:34,640 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:23:34,640 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-12 00:23:34,640 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,640 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:23:34,640 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:23:34,641 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration9_Loop [2024-10-12 00:23:34,641 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:23:34,641 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:23:34,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:34,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:34,656 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:23:34,657 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-12 00:23:34,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,660 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-12 00:23:34,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 00:23:34,663 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 00:23:34,677 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 00:23:34,677 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: [] [2024-10-12 00:23:34,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:34,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,690 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-12 00:23:34,693 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 00:23:34,693 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 00:23:34,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-10-12 00:23:34,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,716 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-12 00:23:34,718 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-12 00:23:34,718 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 00:23:34,781 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-12 00:23:34,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:34,786 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:23:34,786 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:23:34,786 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:23:34,786 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:23:34,786 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:23:34,786 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,786 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:23:34,786 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:23:34,786 INFO L132 ssoRankerPreferences]: Filename of dumped script: rangesum05.i_Iteration9_Loop [2024-10-12 00:23:34,786 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:23:34,786 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:23:34,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:34,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:23:34,802 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:23:34,802 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:23:34,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,804 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-12 00:23:34,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:34,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:34,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:34,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:34,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:34,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:34,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:34,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:34,818 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:23:34,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:34,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,830 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-10-12 00:23:34,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:23:34,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:23:34,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:23:34,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:23:34,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:23:34,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:23:34,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:23:34,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:23:34,844 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:23:34,846 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-10-12 00:23:34,846 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-10-12 00:23:34,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:23:34,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:34,847 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:23:34,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-12 00:23:34,849 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:23:34,849 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-12 00:23:34,849 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:23:34,849 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 [] [2024-10-12 00:23:34,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-10-12 00:23:34,861 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-10-12 00:23:34,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:34,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:23:34,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:34,931 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:23:34,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:34,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:23:34,939 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 [2024-10-12 00:23:34,939 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) [2024-10-12 00:23:34,955 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. [2024-10-12 00:23:34,955 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 [2024-10-12 00:23:34,956 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) [2024-10-12 00:23:34,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-10-12 00:23:34,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 37 letters. Loop has 3 letters. [2024-10-12 00:23:34,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:34,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 40 letters. Loop has 3 letters. [2024-10-12 00:23:34,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:34,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 37 letters. Loop has 6 letters. [2024-10-12 00:23:34,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:23:34,956 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 66 states and 76 transitions. [2024-10-12 00:23:34,957 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-12 00:23:34,957 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 66 states to 62 states and 72 transitions. [2024-10-12 00:23:34,958 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2024-10-12 00:23:34,958 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2024-10-12 00:23:34,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 72 transitions. [2024-10-12 00:23:34,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:23:34,958 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 72 transitions. [2024-10-12 00:23:34,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 72 transitions. [2024-10-12 00:23:34,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 61. [2024-10-12 00:23:34,959 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) [2024-10-12 00:23:34,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 71 transitions. [2024-10-12 00:23:34,960 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 71 transitions. [2024-10-12 00:23:34,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:34,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 00:23:34,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-12 00:23:34,960 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) [2024-10-12 00:23:34,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:34,980 INFO L93 Difference]: Finished difference Result 72 states and 85 transitions. [2024-10-12 00:23:34,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 85 transitions. [2024-10-12 00:23:34,981 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2024-10-12 00:23:34,981 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 72 states and 85 transitions. [2024-10-12 00:23:34,981 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2024-10-12 00:23:34,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2024-10-12 00:23:34,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 72 states and 85 transitions. [2024-10-12 00:23:34,981 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:23:34,982 INFO L218 hiAutomatonCegarLoop]: Abstraction has 72 states and 85 transitions. [2024-10-12 00:23:34,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states and 85 transitions. [2024-10-12 00:23:34,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 61. [2024-10-12 00:23:34,983 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) [2024-10-12 00:23:34,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 69 transitions. [2024-10-12 00:23:34,984 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 69 transitions. [2024-10-12 00:23:34,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 00:23:34,984 INFO L425 stractBuchiCegarLoop]: Abstraction has 61 states and 69 transitions. [2024-10-12 00:23:34,985 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-12 00:23:34,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 69 transitions. [2024-10-12 00:23:34,985 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-12 00:23:34,985 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:34,985 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:34,986 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:23:34,986 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:34,986 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 [2024-10-12 00:23:34,986 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 [2024-10-12 00:23:34,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:34,986 INFO L85 PathProgramCache]: Analyzing trace with hash 734232641, now seen corresponding path program 1 times [2024-10-12 00:23:34,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:34,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663561524] [2024-10-12 00:23:34,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:34,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:35,067 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-10-12 00:23:35,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:35,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663561524] [2024-10-12 00:23:35,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663561524] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:23:35,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1238463751] [2024-10-12 00:23:35,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:23:35,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:35,073 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:23:35,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2024-10-12 00:23:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:35,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:23:35,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:23:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-10-12 00:23:35,162 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:23:35,193 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-10-12 00:23:35,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1238463751] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:23:35,194 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:23:35,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-10-12 00:23:35,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137745610] [2024-10-12 00:23:35,194 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:23:35,194 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:23:35,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:35,195 INFO L85 PathProgramCache]: Analyzing trace with hash 81548, now seen corresponding path program 2 times [2024-10-12 00:23:35,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:35,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504300689] [2024-10-12 00:23:35,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,200 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:35,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:35,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 00:23:35,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-10-12 00:23:35,239 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) [2024-10-12 00:23:35,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:35,304 INFO L93 Difference]: Finished difference Result 80 states and 91 transitions. [2024-10-12 00:23:35,304 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 91 transitions. [2024-10-12 00:23:35,305 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2024-10-12 00:23:35,305 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 78 states and 89 transitions. [2024-10-12 00:23:35,305 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2024-10-12 00:23:35,305 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2024-10-12 00:23:35,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 89 transitions. [2024-10-12 00:23:35,306 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:23:35,306 INFO L218 hiAutomatonCegarLoop]: Abstraction has 78 states and 89 transitions. [2024-10-12 00:23:35,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 89 transitions. [2024-10-12 00:23:35,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 67. [2024-10-12 00:23:35,308 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) [2024-10-12 00:23:35,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 76 transitions. [2024-10-12 00:23:35,308 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 76 transitions. [2024-10-12 00:23:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 00:23:35,309 INFO L425 stractBuchiCegarLoop]: Abstraction has 67 states and 76 transitions. [2024-10-12 00:23:35,309 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-12 00:23:35,309 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 76 transitions. [2024-10-12 00:23:35,309 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2024-10-12 00:23:35,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:35,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:35,310 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:23:35,310 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 00:23:35,310 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 [2024-10-12 00:23:35,313 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 [2024-10-12 00:23:35,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:35,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1040814406, now seen corresponding path program 1 times [2024-10-12 00:23:35,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:35,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589049921] [2024-10-12 00:23:35,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:35,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-10-12 00:23:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-12 00:23:35,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1079941203] [2024-10-12 00:23:35,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:23:35,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:35,381 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:23:35,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2024-10-12 00:23:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,492 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:35,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:35,493 INFO L85 PathProgramCache]: Analyzing trace with hash 81548, now seen corresponding path program 3 times [2024-10-12 00:23:35,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:35,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041834638] [2024-10-12 00:23:35,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,496 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:35,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:35,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1533007565, now seen corresponding path program 2 times [2024-10-12 00:23:35,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:35,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297100564] [2024-10-12 00:23:35,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:23:35,557 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-10-12 00:23:35,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:23:35,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297100564] [2024-10-12 00:23:35,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297100564] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:23:35,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 00:23:35,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 00:23:35,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207673134] [2024-10-12 00:23:35,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:23:35,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:23:35,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 00:23:35,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-12 00:23:35,596 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) [2024-10-12 00:23:35,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:23:35,635 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2024-10-12 00:23:35,635 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 82 transitions. [2024-10-12 00:23:35,635 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-12 00:23:35,635 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 66 states and 70 transitions. [2024-10-12 00:23:35,635 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-10-12 00:23:35,636 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-10-12 00:23:35,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66 states and 70 transitions. [2024-10-12 00:23:35,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:23:35,636 INFO L218 hiAutomatonCegarLoop]: Abstraction has 66 states and 70 transitions. [2024-10-12 00:23:35,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states and 70 transitions. [2024-10-12 00:23:35,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 56. [2024-10-12 00:23:35,637 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) [2024-10-12 00:23:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2024-10-12 00:23:35,637 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 60 transitions. [2024-10-12 00:23:35,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 00:23:35,638 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 60 transitions. [2024-10-12 00:23:35,638 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-10-12 00:23:35,638 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 60 transitions. [2024-10-12 00:23:35,638 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-12 00:23:35,638 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:23:35,638 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:23:35,639 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] [2024-10-12 00:23:35,639 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:23:35,639 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 [2024-10-12 00:23:35,641 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 [2024-10-12 00:23:35,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:35,642 INFO L85 PathProgramCache]: Analyzing trace with hash -46487371, now seen corresponding path program 1 times [2024-10-12 00:23:35,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:35,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496719991] [2024-10-12 00:23:35,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-12 00:23:35,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1896420239] [2024-10-12 00:23:35,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:23:35,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:35,672 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:23:35,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2024-10-12 00:23:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:35,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:35,802 INFO L85 PathProgramCache]: Analyzing trace with hash 3331, now seen corresponding path program 1 times [2024-10-12 00:23:35,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:35,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372334398] [2024-10-12 00:23:35,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:35,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:23:35,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1724688201, now seen corresponding path program 1 times [2024-10-12 00:23:35,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:23:35,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960399396] [2024-10-12 00:23:35,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:23:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-12 00:23:35,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1992722796] [2024-10-12 00:23:35,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:23:35,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:23:35,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:23:35,836 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:23:35,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2024-10-12 00:23:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:23:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:23:35,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:23:52,738 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) [2024-10-12 00:24:04,833 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) [2024-10-12 00:24:16,914 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) [2024-10-12 00:24:41,194 WARN L286 SmtUtils]: Spent 24.14s 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) [2024-10-12 00:25:05,213 WARN L286 SmtUtils]: Spent 24.02s 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)