./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0e00bd958aa9fbd5730471fb19c0f431fb9410b6f9738fcfd6ac5e9594f9dc7f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:18:59,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:18:59,748 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-19 14:18:59,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:18:59,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:18:59,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:18:59,798 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:18:59,799 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:18:59,799 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:18:59,802 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:18:59,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:18:59,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:18:59,803 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:18:59,804 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:18:59,805 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:18:59,805 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:18:59,805 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:18:59,805 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:18:59,805 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:18:59,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:18:59,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:18:59,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:18:59,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:18:59,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:18:59,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:18:59,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:18:59,807 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:18:59,807 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:18:59,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:18:59,807 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:18:59,808 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:18:59,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:18:59,808 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:18:59,809 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:18:59,809 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:18:59,809 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:18:59,809 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e00bd958aa9fbd5730471fb19c0f431fb9410b6f9738fcfd6ac5e9594f9dc7f [2024-11-19 14:18:59,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:19:00,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:19:00,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:19:00,020 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:19:00,021 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:19:00,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i [2024-11-19 14:19:01,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:19:01,385 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:19:01,386 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i [2024-11-19 14:19:01,401 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4ee85a82/bf5763610b994ce49ead6f46e24e28d8/FLAGf2f36c7a2 [2024-11-19 14:19:01,417 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4ee85a82/bf5763610b994ce49ead6f46e24e28d8 [2024-11-19 14:19:01,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:19:01,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:19:01,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:19:01,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:19:01,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:19:01,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9efdd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01, skipping insertion in model container [2024-11-19 14:19:01,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:19:01,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:19:01,690 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:19:01,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:19:01,766 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:19:01,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01 WrapperNode [2024-11-19 14:19:01,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:19:01,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:19:01,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:19:01,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:19:01,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,785 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,825 INFO L138 Inliner]: procedures = 111, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 127 [2024-11-19 14:19:01,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:19:01,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:19:01,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:19:01,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:19:01,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,837 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,849 INFO L175 MemorySlicer]: Split 20 memory accesses to 4 slices as follows [9, 2, 2, 7]. 45 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0, 0]. The 6 writes are split as follows [2, 1, 1, 2]. [2024-11-19 14:19:01,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:19:01,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:19:01,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:19:01,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:19:01,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (1/1) ... [2024-11-19 14:19:01,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:01,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:01,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:01,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-19 14:19:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 14:19:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 14:19:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 14:19:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 14:19:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 14:19:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 14:19:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 14:19:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 14:19:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 14:19:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 14:19:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:19:01,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:19:02,030 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:19:02,032 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:19:02,173 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-19 14:19:02,174 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:19:02,182 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:19:02,182 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 14:19:02,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:19:02 BoogieIcfgContainer [2024-11-19 14:19:02,183 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:19:02,184 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:19:02,184 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:19:02,186 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:19:02,187 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:19:02,187 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:19:01" (1/3) ... [2024-11-19 14:19:02,188 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45c74a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:19:02, skipping insertion in model container [2024-11-19 14:19:02,188 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:19:02,188 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:19:01" (2/3) ... [2024-11-19 14:19:02,188 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45c74a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:19:02, skipping insertion in model container [2024-11-19 14:19:02,188 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:19:02,188 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:19:02" (3/3) ... [2024-11-19 14:19:02,189 INFO L332 chiAutomizerObserver]: Analyzing ICFG a.06-alloca.i [2024-11-19 14:19:02,229 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:19:02,229 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:19:02,229 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:19:02,229 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:19:02,229 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:19:02,230 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:19:02,230 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:19:02,230 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:19:02,237 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:19:02,253 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2024-11-19 14:19:02,254 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:19:02,254 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:19:02,259 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:19:02,259 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:19:02,260 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:19:02,260 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:19:02,261 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2024-11-19 14:19:02,261 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:19:02,261 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:19:02,261 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:19:02,262 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:19:02,267 INFO L745 eck$LassoCheckResult]: Stem: 13#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~ret29#1;havoc main_#t~nondet26#1;havoc main_#t~nondet27#1;havoc main_#t~nondet28#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem7#1, test_fun_#t~short9#1, test_fun_#t~mem10#1, test_fun_#t~mem12#1, test_fun_#t~mem11#1, test_fun_#t~short13#1, test_fun_#t~short14#1, test_fun_#t~mem17#1, test_fun_#t~mem15#1, test_fun_#t~mem16#1, test_fun_#t~short18#1, test_fun_#t~mem19#1, test_fun_#t~short20#1, test_fun_#t~mem21#1, test_fun_#t~short22#1, test_fun_#t~mem23#1, test_fun_#t~mem24#1, test_fun_#t~mem25#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#3(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 19#L557-20true [2024-11-19 14:19:02,268 INFO L747 eck$LassoCheckResult]: Loop: 19#L557-20true call test_fun_#t~mem6#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 >= 0; 17#L557-1true assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#3(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 2147483647 - test_fun_#t~mem7#1; 16#L557-3true test_fun_#t~short14#1 := test_fun_#t~short9#1; 7#L557-4true assume test_fun_#t~short14#1; 15#L557-9true test_fun_#t~short18#1 := test_fun_#t~short14#1; 14#L557-10true assume !test_fun_#t~short18#1; 12#L557-12true test_fun_#t~short20#1 := test_fun_#t~short18#1; 18#L557-13true assume test_fun_#t~short20#1;call test_fun_#t~mem19#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short20#1 := test_fun_#t~mem19#1 < 2147483647; 9#L557-15true test_fun_#t~short22#1 := test_fun_#t~short20#1; 4#L557-16true assume test_fun_#t~short22#1;call test_fun_#t~mem21#1 := read~int#3(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short22#1 := test_fun_#t~mem21#1 < 2147483647; 20#L557-18true assume !!test_fun_#t~short22#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~short9#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~mem12#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~short14#1;havoc test_fun_#t~mem17#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~mem16#1;havoc test_fun_#t~short18#1;havoc test_fun_#t~mem19#1;havoc test_fun_#t~short20#1;havoc test_fun_#t~mem21#1;havoc test_fun_#t~short22#1;call test_fun_#t~mem23#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem23#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem23#1;call test_fun_#t~mem24#1 := read~int#3(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#3(1 + test_fun_#t~mem24#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);havoc test_fun_#t~mem24#1; 19#L557-20true [2024-11-19 14:19:02,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:19:02,273 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-19 14:19:02,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:19:02,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318594789] [2024-11-19 14:19:02,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:19:02,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:19:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:19:02,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:19:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:19:02,482 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:19:02,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:19:02,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1442805661, now seen corresponding path program 1 times [2024-11-19 14:19:02,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:19:02,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256744427] [2024-11-19 14:19:02,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:19:02,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:19:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:19:02,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:19:02,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:19:02,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256744427] [2024-11-19 14:19:02,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256744427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:19:02,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:19:02,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:19:02,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522585183] [2024-11-19 14:19:02,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:19:02,608 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-19 14:19:02,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:19:02,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:19:02,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:19:02,657 INFO L87 Difference]: Start difference. First operand has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:19:02,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:19:02,719 INFO L93 Difference]: Finished difference Result 22 states and 28 transitions. [2024-11-19 14:19:02,720 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 28 transitions. [2024-11-19 14:19:02,723 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2024-11-19 14:19:02,725 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 17 states and 23 transitions. [2024-11-19 14:19:02,725 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-19 14:19:02,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-19 14:19:02,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 23 transitions. [2024-11-19 14:19:02,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:19:02,726 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 23 transitions. [2024-11-19 14:19:02,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 23 transitions. [2024-11-19 14:19:02,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2024-11-19 14:19:02,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:19:02,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2024-11-19 14:19:02,744 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 23 transitions. [2024-11-19 14:19:02,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 14:19:02,748 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2024-11-19 14:19:02,748 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:19:02,748 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2024-11-19 14:19:02,749 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2024-11-19 14:19:02,749 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:19:02,749 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:19:02,749 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:19:02,749 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:19:02,750 INFO L745 eck$LassoCheckResult]: Stem: 65#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 56#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~ret29#1;havoc main_#t~nondet26#1;havoc main_#t~nondet27#1;havoc main_#t~nondet28#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem7#1, test_fun_#t~short9#1, test_fun_#t~mem10#1, test_fun_#t~mem12#1, test_fun_#t~mem11#1, test_fun_#t~short13#1, test_fun_#t~short14#1, test_fun_#t~mem17#1, test_fun_#t~mem15#1, test_fun_#t~mem16#1, test_fun_#t~short18#1, test_fun_#t~mem19#1, test_fun_#t~short20#1, test_fun_#t~mem21#1, test_fun_#t~short22#1, test_fun_#t~mem23#1, test_fun_#t~mem24#1, test_fun_#t~mem25#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#3(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 57#L557-20 [2024-11-19 14:19:02,750 INFO L747 eck$LassoCheckResult]: Loop: 57#L557-20 call test_fun_#t~mem6#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 >= 0; 67#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int#3(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 2147483647 - test_fun_#t~mem7#1; 66#L557-3 test_fun_#t~short14#1 := test_fun_#t~short9#1; 58#L557-4 assume test_fun_#t~short14#1; 59#L557-9 test_fun_#t~short18#1 := test_fun_#t~short14#1; 64#L557-10 assume test_fun_#t~short18#1;call test_fun_#t~mem17#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem16#1 := read~int#3(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short18#1 := test_fun_#t~mem17#1 > test_fun_#t~mem15#1 + test_fun_#t~mem16#1; 62#L557-12 test_fun_#t~short20#1 := test_fun_#t~short18#1; 63#L557-13 assume test_fun_#t~short20#1;call test_fun_#t~mem19#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short20#1 := test_fun_#t~mem19#1 < 2147483647; 61#L557-15 test_fun_#t~short22#1 := test_fun_#t~short20#1; 54#L557-16 assume test_fun_#t~short22#1;call test_fun_#t~mem21#1 := read~int#3(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short22#1 := test_fun_#t~mem21#1 < 2147483647; 55#L557-18 assume !!test_fun_#t~short22#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~short9#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~mem12#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~short14#1;havoc test_fun_#t~mem17#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~mem16#1;havoc test_fun_#t~short18#1;havoc test_fun_#t~mem19#1;havoc test_fun_#t~short20#1;havoc test_fun_#t~mem21#1;havoc test_fun_#t~short22#1;call test_fun_#t~mem23#1 := read~int#0(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(1 + test_fun_#t~mem23#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem23#1;call test_fun_#t~mem24#1 := read~int#3(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int#3(1 + test_fun_#t~mem24#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);havoc test_fun_#t~mem24#1; 57#L557-20 [2024-11-19 14:19:02,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:19:02,750 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-11-19 14:19:02,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:19:02,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202085010] [2024-11-19 14:19:02,751 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:19:02,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:19:02,787 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:19:02,788 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:19:02,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:19:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:19:02,804 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:19:02,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:19:02,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1500063963, now seen corresponding path program 1 times [2024-11-19 14:19:02,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:19:02,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701205674] [2024-11-19 14:19:02,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:19:02,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:19:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:19:02,827 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:19:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:19:02,837 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:19:02,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:19:02,838 INFO L85 PathProgramCache]: Analyzing trace with hash -1876539869, now seen corresponding path program 1 times [2024-11-19 14:19:02,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:19:02,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264617581] [2024-11-19 14:19:02,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:19:02,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:19:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:19:02,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:19:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:19:02,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:19:03,759 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:19:03,760 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:19:03,760 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:19:03,760 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:19:03,760 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:19:03,760 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:03,760 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:19:03,761 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:19:03,761 INFO L132 ssoRankerPreferences]: Filename of dumped script: a.06-alloca.i_Iteration2_Lasso [2024-11-19 14:19:03,761 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:19:03,761 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:19:03,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:03,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:03,786 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:03,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:03,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,214 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,234 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:19:04,593 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:19:04,595 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:19:04,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,599 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-19 14:19:04,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:19:04,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:19:04,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:19:04,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,631 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-19 14:19:04,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,634 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-19 14:19:04,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:19:04,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:19:04,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:19:04,653 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-19 14:19:04,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,667 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-19 14:19:04,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:19:04,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:19:04,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:19:04,680 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-19 14:19:04,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,692 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-19 14:19:04,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:19:04,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:19:04,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:19:04,706 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-19 14:19:04,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,718 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-19 14:19:04,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:04,738 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-19 14:19:04,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,750 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-19 14:19:04,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:04,776 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,787 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-19 14:19:04,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,789 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-19 14:19:04,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:04,805 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-19 14:19:04,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,817 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-19 14:19:04,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:04,833 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-19 14:19:04,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,847 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-19 14:19:04,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,860 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:04,862 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-19 14:19:04,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,874 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-19 14:19:04,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:04,893 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,904 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-19 14:19:04,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,906 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-19 14:19:04,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,920 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:04,924 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,936 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-19 14:19:04,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,938 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-19 14:19:04,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:04,956 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-19 14:19:04,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-19 14:19:04,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:04,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:04,969 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:04,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-19 14:19:04,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-19 14:19:04,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:19:04,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:19:04,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:19:04,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:19:04,990 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-19 14:19:04,990 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-19 14:19:05,000 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:19:05,012 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-19 14:19:05,012 INFO L444 ModelExtractionUtils]: 13 out of 19 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-11-19 14:19:05,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:19:05,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:19:05,031 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:19:05,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-19 14:19:05,033 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:19:05,044 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-19 14:19:05,044 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:19:05,045 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1) = -2*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1 + 4294967293 Supporting invariants [] [2024-11-19 14:19:05,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-19 14:19:05,124 INFO L156 tatePredicateManager]: 30 out of 30 supporting invariants were superfluous and have been removed [2024-11-19 14:19:05,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-19 14:19:05,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-19 14:19:05,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] [2024-11-19 14:19:05,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:19:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:19:05,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:19:05,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:19:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:19:05,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-19 14:19:05,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:19:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:19:05,279 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-11-19 14:19:05,280 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 23 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:19:05,352 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 23 transitions. cyclomatic complexity: 7. Second operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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 34 states and 46 transitions. Complement of second has 10 states. [2024-11-19 14:19:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-11-19 14:19:05,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:19:05,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2024-11-19 14:19:05,355 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 2 letters. Loop has 11 letters. [2024-11-19 14:19:05,356 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:19:05,356 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 13 letters. Loop has 11 letters. [2024-11-19 14:19:05,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:19:05,357 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 2 letters. Loop has 22 letters. [2024-11-19 14:19:05,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:19:05,357 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 46 transitions. [2024-11-19 14:19:05,358 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:19:05,358 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2024-11-19 14:19:05,358 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:19:05,358 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:19:05,358 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:19:05,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:19:05,359 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:19:05,359 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:19:05,359 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:19:05,359 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-19 14:19:05,359 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:19:05,359 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:19:05,359 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:19:05,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:19:05 BoogieIcfgContainer [2024-11-19 14:19:05,367 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:19:05,368 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:19:05,368 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:19:05,368 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:19:05,368 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:19:02" (3/4) ... [2024-11-19 14:19:05,370 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:19:05,371 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:19:05,371 INFO L158 Benchmark]: Toolchain (without parser) took 3950.81ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 78.9MB in the beginning and 61.4MB in the end (delta: 17.5MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2024-11-19 14:19:05,372 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:19:05,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.72ms. Allocated memory is still 151.0MB. Free memory was 78.7MB in the beginning and 119.4MB in the end (delta: -40.6MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-11-19 14:19:05,373 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.96ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 119.3MB in the beginning and 172.5MB in the end (delta: -53.1MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-19 14:19:05,373 INFO L158 Benchmark]: Boogie Preprocessor took 38.16ms. Allocated memory is still 201.3MB. Free memory was 172.5MB in the beginning and 170.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:19:05,374 INFO L158 Benchmark]: RCFGBuilder took 314.72ms. Allocated memory is still 201.3MB. Free memory was 170.4MB in the beginning and 152.6MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-19 14:19:05,375 INFO L158 Benchmark]: BuchiAutomizer took 3183.53ms. Allocated memory is still 201.3MB. Free memory was 152.6MB in the beginning and 62.5MB in the end (delta: 90.1MB). Peak memory consumption was 90.1MB. Max. memory is 16.1GB. [2024-11-19 14:19:05,376 INFO L158 Benchmark]: Witness Printer took 3.31ms. Allocated memory is still 201.3MB. Free memory was 62.5MB in the beginning and 61.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:19:05,379 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.72ms. Allocated memory is still 151.0MB. Free memory was 78.7MB in the beginning and 119.4MB in the end (delta: -40.6MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.96ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 119.3MB in the beginning and 172.5MB in the end (delta: -53.1MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.16ms. Allocated memory is still 201.3MB. Free memory was 172.5MB in the beginning and 170.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 314.72ms. Allocated memory is still 201.3MB. Free memory was 170.4MB in the beginning and 152.6MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 3183.53ms. Allocated memory is still 201.3MB. Free memory was 152.6MB in the beginning and 62.5MB in the end (delta: 90.1MB). Peak memory consumption was 90.1MB. Max. memory is 16.1GB. * Witness Printer took 3.31ms. Allocated memory is still 201.3MB. Free memory was 62.5MB in the beginning and 61.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 103 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 68 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60 IncrementalHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 35 mSDtfsCounter, 60 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital309 mio100 ax105 hnf100 lsp93 ukn65 mio100 lsp23 div100 bol100 ite100 ukn100 eq165 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 21ms VariablesStem: 3 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-19 14:19:05,401 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-19 14:19:05,603 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE