./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/systemc/toy.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/systemc/toy.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4a8eabec1830ab654b41f6937ec2f9359cd3dd371ede66eafc352bac48edda3b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:18:19,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:18:19,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 14:18:19,666 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:18:19,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:18:19,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:18:19,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:18:19,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:18:19,717 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:18:19,718 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:18:19,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:18:19,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:18:19,720 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:18:19,720 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 14:18:19,720 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 14:18:19,720 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 14:18:19,721 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 14:18:19,721 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 14:18:19,722 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 14:18:19,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:18:19,722 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 14:18:19,722 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:18:19,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:18:19,722 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:18:19,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:18:19,723 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 14:18:19,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 14:18:19,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 14:18:19,723 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:18:19,723 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:18:19,723 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:18:19,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:18:19,724 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 14:18:19,724 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:18:19,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:18:19,724 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:18:19,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:18:19,726 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:18:19,726 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 14:18:19,726 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a8eabec1830ab654b41f6937ec2f9359cd3dd371ede66eafc352bac48edda3b [2024-11-13 14:18:20,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:18:20,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:18:20,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:18:20,109 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:18:20,109 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:18:20,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/systemc/toy.cil.c Unable to find full path for "g++" [2024-11-13 14:18:22,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:18:22,853 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:18:22,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/sv-benchmarks/c/systemc/toy.cil.c [2024-11-13 14:18:22,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/data/2ddee4af6/5310df7759164b6a8f9366a46321821f/FLAG9820a20ba [2024-11-13 14:18:22,885 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/data/2ddee4af6/5310df7759164b6a8f9366a46321821f [2024-11-13 14:18:22,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:18:22,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:18:22,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:18:22,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:18:22,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:18:22,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:18:22" (1/1) ... [2024-11-13 14:18:22,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dfcd68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:22, skipping insertion in model container [2024-11-13 14:18:22,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:18:22" (1/1) ... [2024-11-13 14:18:22,935 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:18:23,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:18:23,306 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:18:23,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:18:23,437 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:18:23,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23 WrapperNode [2024-11-13 14:18:23,438 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:18:23,439 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:18:23,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:18:23,440 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:18:23,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,467 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,507 INFO L138 Inliner]: procedures = 20, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 356 [2024-11-13 14:18:23,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:18:23,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:18:23,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:18:23,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:18:23,524 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,529 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,553 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 14:18:23,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,583 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:18:23,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:18:23,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:18:23,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:18:23,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (1/1) ... [2024-11-13 14:18:23,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:23,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:23,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:23,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 14:18:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:18:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:18:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:18:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:18:23,754 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:18:23,756 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:18:24,415 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 14:18:24,416 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:18:24,432 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:18:24,432 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 14:18:24,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:18:24 BoogieIcfgContainer [2024-11-13 14:18:24,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:18:24,434 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 14:18:24,434 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 14:18:24,440 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 14:18:24,441 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:18:24,441 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 02:18:22" (1/3) ... [2024-11-13 14:18:24,442 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@302eeb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:18:24, skipping insertion in model container [2024-11-13 14:18:24,443 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:18:24,443 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:18:23" (2/3) ... [2024-11-13 14:18:24,443 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@302eeb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:18:24, skipping insertion in model container [2024-11-13 14:18:24,443 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:18:24,443 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:18:24" (3/3) ... [2024-11-13 14:18:24,445 INFO L333 chiAutomizerObserver]: Analyzing ICFG toy.cil.c [2024-11-13 14:18:24,526 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 14:18:24,526 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 14:18:24,526 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 14:18:24,527 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 14:18:24,527 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 14:18:24,527 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 14:18:24,527 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 14:18:24,527 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 14:18:24,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 132 states, 131 states have (on average 1.8244274809160306) internal successors, (239), 131 states have internal predecessors, (239), 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) [2024-11-13 14:18:24,573 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 97 [2024-11-13 14:18:24,574 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:24,574 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:24,582 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:24,582 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:24,582 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 14:18:24,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 132 states, 131 states have (on average 1.8244274809160306) internal successors, (239), 131 states have internal predecessors, (239), 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) [2024-11-13 14:18:24,590 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 97 [2024-11-13 14:18:24,590 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:24,590 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:24,592 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:24,592 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:24,601 INFO L745 eck$LassoCheckResult]: Stem: 24#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 39#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 106#L408true assume !(1 == ~c_req_up~0); 85#L408-2true assume !(1 == ~wl_i~0);~wl_st~0 := 2; 127#L419-1true assume !(1 == ~c1_i~0);~c1_st~0 := 2; 126#L424-1true assume 1 == ~c2_i~0;~c2_st~0 := 0; 60#L429-1true assume !(1 == ~wb_i~0);~wb_st~0 := 2; 121#L434-1true assume !(1 == ~r_i~0);~r_st~0 := 2; 43#L439-1true assume !(0 == ~e_f~0); 5#L444-1true assume !(0 == ~e_g~0); 98#L449-1true assume !(0 == ~e_e~0); 53#L454-1true assume !(0 == ~e_c~0); 111#L459-1true assume !(0 == ~e_wl~0); 25#L464-1true assume !(1 == ~wl_pc~0); 100#$Ultimate##44true assume !(2 == ~wl_pc~0); 23#L477true assume !(1 == ~c1_pc~0); 18#L487true assume !(1 == ~c2_pc~0); 87#L496true assume !(1 == ~wb_pc~0); 29#L505true assume !(1 == ~e_c~0); 36#L514-1true assume !(1 == ~e_e~0); 133#L519-1true assume !(1 == ~e_f~0); 40#L524-1true assume !(1 == ~e_g~0); 131#L529-1true assume !(1 == ~e_c~0); 2#L534-1true assume !(1 == ~e_wl~0); 4#L676-1true [2024-11-13 14:18:24,602 INFO L747 eck$LassoCheckResult]: Loop: 4#L676-1true assume !false; 35#L546true start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 70#L381true assume !true; 90#eval_returnLabel#1true havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 42#L552true assume !(1 == ~c_req_up~0); 59#L552-2true start_simulation_~kernel_st~0#1 := 3; 14#L564true assume 0 == ~e_f~0;~e_f~0 := 1; 17#L564-2true assume 0 == ~e_g~0;~e_g~0 := 1; 6#L569-1true assume 0 == ~e_e~0;~e_e~0 := 1; 130#L574-1true assume 0 == ~e_c~0;~e_c~0 := 1; 10#L579-1true assume 0 == ~e_wl~0;~e_wl~0 := 1; 94#L584-1true assume 1 == ~wl_pc~0; 46#L590true assume 1 == ~e_wl~0;~wl_st~0 := 0; 113#L597true assume !(1 == ~c1_pc~0); 27#L607true assume !(1 == ~c2_pc~0); 103#L616true assume !(1 == ~wb_pc~0); 123#L625true assume !(1 == ~e_c~0); 58#L634-1true assume 1 == ~e_e~0;~e_e~0 := 2; 52#L639-1true assume 1 == ~e_f~0;~e_f~0 := 2; 117#L644-1true assume 1 == ~e_g~0;~e_g~0 := 2; 77#L649-1true assume 1 == ~e_c~0;~e_c~0 := 2; 41#L654-1true assume 1 == ~e_wl~0;~e_wl~0 := 2; 21#L659-1true assume 0 == ~wl_st~0; 4#L676-1true [2024-11-13 14:18:24,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:24,607 INFO L85 PathProgramCache]: Analyzing trace with hash -2133486251, now seen corresponding path program 1 times [2024-11-13 14:18:24,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:24,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274852173] [2024-11-13 14:18:24,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:24,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274852173] [2024-11-13 14:18:25,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274852173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:25,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343248810] [2024-11-13 14:18:25,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,037 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:25,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1668534736, now seen corresponding path program 1 times [2024-11-13 14:18:25,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977929811] [2024-11-13 14:18:25,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977929811] [2024-11-13 14:18:25,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977929811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:18:25,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775746007] [2024-11-13 14:18:25,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,084 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:18:25,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:25,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:18:25,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:18:25,131 INFO L87 Difference]: Start difference. First operand has 132 states, 131 states have (on average 1.8244274809160306) internal successors, (239), 131 states have internal predecessors, (239), 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 2 states, 2 states have (on average 11.5) internal successors, (23), 2 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) [2024-11-13 14:18:25,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:25,156 INFO L93 Difference]: Finished difference Result 130 states and 224 transitions. [2024-11-13 14:18:25,157 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 130 states and 224 transitions. [2024-11-13 14:18:25,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-13 14:18:25,171 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 130 states to 125 states and 219 transitions. [2024-11-13 14:18:25,173 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2024-11-13 14:18:25,173 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2024-11-13 14:18:25,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 219 transitions. [2024-11-13 14:18:25,175 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:18:25,176 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 219 transitions. [2024-11-13 14:18:25,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 219 transitions. [2024-11-13 14:18:25,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-13 14:18:25,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.752) internal successors, (219), 124 states have internal predecessors, (219), 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) [2024-11-13 14:18:25,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 219 transitions. [2024-11-13 14:18:25,239 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 219 transitions. [2024-11-13 14:18:25,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:18:25,244 INFO L424 stractBuchiCegarLoop]: Abstraction has 125 states and 219 transitions. [2024-11-13 14:18:25,244 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 14:18:25,244 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 219 transitions. [2024-11-13 14:18:25,246 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-13 14:18:25,246 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:25,246 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:25,247 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:25,248 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:25,248 INFO L745 eck$LassoCheckResult]: Stem: 314#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 315#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 344#L408 assume !(1 == ~c_req_up~0); 307#L408-2 assume !(1 == ~wl_i~0);~wl_st~0 := 2; 384#L419-1 assume !(1 == ~c1_i~0);~c1_st~0 := 2; 395#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 369#L429-1 assume !(1 == ~wb_i~0);~wb_st~0 := 2; 370#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 351#L439-1 assume !(0 == ~e_f~0); 274#L444-1 assume !(0 == ~e_g~0); 275#L449-1 assume !(0 == ~e_e~0); 364#L454-1 assume !(0 == ~e_c~0); 365#L459-1 assume !(0 == ~e_wl~0); 316#L464-1 assume !(1 == ~wl_pc~0); 317#$Ultimate##44 assume !(2 == ~wl_pc~0); 312#L477 assume !(1 == ~c1_pc~0); 300#L487 assume !(1 == ~c2_pc~0); 302#L496 assume !(1 == ~wb_pc~0); 328#L505 assume !(1 == ~e_c~0); 329#L514-1 assume !(1 == ~e_e~0); 340#L519-1 assume !(1 == ~e_f~0); 346#L524-1 assume !(1 == ~e_g~0); 347#L529-1 assume !(1 == ~e_c~0); 271#L534-1 assume !(1 == ~e_wl~0); 272#L676-1 [2024-11-13 14:18:25,248 INFO L747 eck$LassoCheckResult]: Loop: 272#L676-1 assume !false; 273#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 298#L381 assume !false; 341#L299 assume !(0 == ~wl_st~0); 342#L303 assume !(0 == ~c1_st~0); 394#L306 assume !(0 == ~c2_st~0); 387#L309 assume !(0 == ~wb_st~0); 388#L312 assume !(0 == ~r_st~0); 389#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 348#L552 assume !(1 == ~c_req_up~0); 349#L552-2 start_simulation_~kernel_st~0#1 := 3; 295#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 296#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 276#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 277#L574-1 assume 0 == ~e_c~0;~e_c~0 := 1; 286#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 287#L584-1 assume 1 == ~wl_pc~0; 355#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 356#L597 assume !(1 == ~c1_pc~0); 322#L607 assume !(1 == ~c2_pc~0); 324#L616 assume !(1 == ~wb_pc~0); 376#L625 assume !(1 == ~e_c~0); 368#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 362#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 363#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 377#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 345#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 308#L659-1 assume 0 == ~wl_st~0; 272#L676-1 [2024-11-13 14:18:25,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,249 INFO L85 PathProgramCache]: Analyzing trace with hash -2133486251, now seen corresponding path program 2 times [2024-11-13 14:18:25,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684947980] [2024-11-13 14:18:25,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684947980] [2024-11-13 14:18:25,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684947980] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:25,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726870070] [2024-11-13 14:18:25,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,355 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:25,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1785015531, now seen corresponding path program 1 times [2024-11-13 14:18:25,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092550192] [2024-11-13 14:18:25,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092550192] [2024-11-13 14:18:25,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092550192] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:25,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369028276] [2024-11-13 14:18:25,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,423 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:18:25,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:25,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:25,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:25,425 INFO L87 Difference]: Start difference. First operand 125 states and 219 transitions. cyclomatic complexity: 95 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-11-13 14:18:25,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:25,469 INFO L93 Difference]: Finished difference Result 125 states and 218 transitions. [2024-11-13 14:18:25,469 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 218 transitions. [2024-11-13 14:18:25,471 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-13 14:18:25,475 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 218 transitions. [2024-11-13 14:18:25,475 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2024-11-13 14:18:25,478 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2024-11-13 14:18:25,479 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 218 transitions. [2024-11-13 14:18:25,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:18:25,480 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 218 transitions. [2024-11-13 14:18:25,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 218 transitions. [2024-11-13 14:18:25,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-13 14:18:25,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.744) internal successors, (218), 124 states have internal predecessors, (218), 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) [2024-11-13 14:18:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 218 transitions. [2024-11-13 14:18:25,498 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 218 transitions. [2024-11-13 14:18:25,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:25,499 INFO L424 stractBuchiCegarLoop]: Abstraction has 125 states and 218 transitions. [2024-11-13 14:18:25,499 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 14:18:25,499 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 218 transitions. [2024-11-13 14:18:25,501 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-13 14:18:25,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:25,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:25,504 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:25,506 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:25,507 INFO L745 eck$LassoCheckResult]: Stem: 571#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 572#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 601#L408 assume !(1 == ~c_req_up~0); 564#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 641#L419-1 assume !(1 == ~c1_i~0);~c1_st~0 := 2; 652#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 626#L429-1 assume !(1 == ~wb_i~0);~wb_st~0 := 2; 627#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 608#L439-1 assume !(0 == ~e_f~0); 531#L444-1 assume !(0 == ~e_g~0); 532#L449-1 assume !(0 == ~e_e~0); 621#L454-1 assume !(0 == ~e_c~0); 622#L459-1 assume !(0 == ~e_wl~0); 573#L464-1 assume !(1 == ~wl_pc~0); 574#$Ultimate##44 assume !(2 == ~wl_pc~0); 569#L477 assume !(1 == ~c1_pc~0); 557#L487 assume !(1 == ~c2_pc~0); 559#L496 assume !(1 == ~wb_pc~0); 585#L505 assume !(1 == ~e_c~0); 586#L514-1 assume !(1 == ~e_e~0); 597#L519-1 assume !(1 == ~e_f~0); 603#L524-1 assume !(1 == ~e_g~0); 604#L529-1 assume !(1 == ~e_c~0); 528#L534-1 assume !(1 == ~e_wl~0); 529#L676-1 [2024-11-13 14:18:25,507 INFO L747 eck$LassoCheckResult]: Loop: 529#L676-1 assume !false; 530#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 555#L381 assume !false; 598#L299 assume !(0 == ~wl_st~0); 599#L303 assume !(0 == ~c1_st~0); 651#L306 assume !(0 == ~c2_st~0); 644#L309 assume !(0 == ~wb_st~0); 645#L312 assume !(0 == ~r_st~0); 646#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 605#L552 assume !(1 == ~c_req_up~0); 606#L552-2 start_simulation_~kernel_st~0#1 := 3; 552#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 553#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 533#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 534#L574-1 assume 0 == ~e_c~0;~e_c~0 := 1; 543#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 544#L584-1 assume 1 == ~wl_pc~0; 612#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 613#L597 assume !(1 == ~c1_pc~0); 579#L607 assume !(1 == ~c2_pc~0); 581#L616 assume !(1 == ~wb_pc~0); 633#L625 assume !(1 == ~e_c~0); 625#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 619#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 620#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 635#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 602#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 565#L659-1 assume 0 == ~wl_st~0; 529#L676-1 [2024-11-13 14:18:25,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1738779219, now seen corresponding path program 1 times [2024-11-13 14:18:25,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469799249] [2024-11-13 14:18:25,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469799249] [2024-11-13 14:18:25,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469799249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:25,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528511489] [2024-11-13 14:18:25,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,632 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:25,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1785015531, now seen corresponding path program 2 times [2024-11-13 14:18:25,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872210519] [2024-11-13 14:18:25,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872210519] [2024-11-13 14:18:25,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872210519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:25,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118061735] [2024-11-13 14:18:25,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,690 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:18:25,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:25,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:25,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:25,691 INFO L87 Difference]: Start difference. First operand 125 states and 218 transitions. cyclomatic complexity: 94 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-11-13 14:18:25,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:25,709 INFO L93 Difference]: Finished difference Result 125 states and 217 transitions. [2024-11-13 14:18:25,710 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 217 transitions. [2024-11-13 14:18:25,711 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-13 14:18:25,713 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 217 transitions. [2024-11-13 14:18:25,713 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2024-11-13 14:18:25,714 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2024-11-13 14:18:25,714 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 217 transitions. [2024-11-13 14:18:25,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:18:25,715 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 217 transitions. [2024-11-13 14:18:25,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 217 transitions. [2024-11-13 14:18:25,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-13 14:18:25,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.736) internal successors, (217), 124 states have internal predecessors, (217), 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) [2024-11-13 14:18:25,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 217 transitions. [2024-11-13 14:18:25,722 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 217 transitions. [2024-11-13 14:18:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:25,724 INFO L424 stractBuchiCegarLoop]: Abstraction has 125 states and 217 transitions. [2024-11-13 14:18:25,724 INFO L331 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-13 14:18:25,724 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 217 transitions. [2024-11-13 14:18:25,726 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-13 14:18:25,726 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:25,726 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:25,727 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:25,727 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:25,727 INFO L745 eck$LassoCheckResult]: Stem: 828#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 829#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 858#L408 assume !(1 == ~c_req_up~0); 821#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 898#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 909#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 883#L429-1 assume !(1 == ~wb_i~0);~wb_st~0 := 2; 884#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 865#L439-1 assume !(0 == ~e_f~0); 788#L444-1 assume !(0 == ~e_g~0); 789#L449-1 assume !(0 == ~e_e~0); 878#L454-1 assume !(0 == ~e_c~0); 879#L459-1 assume !(0 == ~e_wl~0); 830#L464-1 assume !(1 == ~wl_pc~0); 831#$Ultimate##44 assume !(2 == ~wl_pc~0); 826#L477 assume !(1 == ~c1_pc~0); 814#L487 assume !(1 == ~c2_pc~0); 816#L496 assume !(1 == ~wb_pc~0); 842#L505 assume !(1 == ~e_c~0); 843#L514-1 assume !(1 == ~e_e~0); 854#L519-1 assume !(1 == ~e_f~0); 860#L524-1 assume !(1 == ~e_g~0); 861#L529-1 assume !(1 == ~e_c~0); 785#L534-1 assume !(1 == ~e_wl~0); 786#L676-1 [2024-11-13 14:18:25,728 INFO L747 eck$LassoCheckResult]: Loop: 786#L676-1 assume !false; 787#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 812#L381 assume !false; 855#L299 assume !(0 == ~wl_st~0); 856#L303 assume !(0 == ~c1_st~0); 908#L306 assume !(0 == ~c2_st~0); 901#L309 assume !(0 == ~wb_st~0); 902#L312 assume !(0 == ~r_st~0); 903#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 862#L552 assume !(1 == ~c_req_up~0); 863#L552-2 start_simulation_~kernel_st~0#1 := 3; 809#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 810#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 790#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 791#L574-1 assume 0 == ~e_c~0;~e_c~0 := 1; 800#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 801#L584-1 assume 1 == ~wl_pc~0; 869#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 870#L597 assume !(1 == ~c1_pc~0); 836#L607 assume !(1 == ~c2_pc~0); 838#L616 assume !(1 == ~wb_pc~0); 890#L625 assume !(1 == ~e_c~0); 882#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 876#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 877#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 892#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 859#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 822#L659-1 assume 0 == ~wl_st~0; 786#L676-1 [2024-11-13 14:18:25,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1738539627, now seen corresponding path program 1 times [2024-11-13 14:18:25,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659512571] [2024-11-13 14:18:25,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659512571] [2024-11-13 14:18:25,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659512571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:25,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903514341] [2024-11-13 14:18:25,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,780 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:25,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1785015531, now seen corresponding path program 3 times [2024-11-13 14:18:25,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960973112] [2024-11-13 14:18:25,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960973112] [2024-11-13 14:18:25,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960973112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:25,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727780186] [2024-11-13 14:18:25,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,824 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:18:25,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:25,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:25,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:25,825 INFO L87 Difference]: Start difference. First operand 125 states and 217 transitions. cyclomatic complexity: 93 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-11-13 14:18:25,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:25,852 INFO L93 Difference]: Finished difference Result 125 states and 216 transitions. [2024-11-13 14:18:25,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 216 transitions. [2024-11-13 14:18:25,858 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-13 14:18:25,859 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 216 transitions. [2024-11-13 14:18:25,860 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2024-11-13 14:18:25,860 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2024-11-13 14:18:25,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 216 transitions. [2024-11-13 14:18:25,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:18:25,865 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 216 transitions. [2024-11-13 14:18:25,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 216 transitions. [2024-11-13 14:18:25,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-11-13 14:18:25,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.728) internal successors, (216), 124 states have internal predecessors, (216), 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) [2024-11-13 14:18:25,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 216 transitions. [2024-11-13 14:18:25,878 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125 states and 216 transitions. [2024-11-13 14:18:25,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:25,879 INFO L424 stractBuchiCegarLoop]: Abstraction has 125 states and 216 transitions. [2024-11-13 14:18:25,880 INFO L331 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-13 14:18:25,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 216 transitions. [2024-11-13 14:18:25,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 94 [2024-11-13 14:18:25,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:25,882 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:25,883 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:25,883 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:25,883 INFO L745 eck$LassoCheckResult]: Stem: 1085#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 1086#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 1115#L408 assume !(1 == ~c_req_up~0); 1078#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 1155#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 1166#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 1140#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 1141#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 1122#L439-1 assume !(0 == ~e_f~0); 1045#L444-1 assume !(0 == ~e_g~0); 1046#L449-1 assume !(0 == ~e_e~0); 1135#L454-1 assume !(0 == ~e_c~0); 1136#L459-1 assume !(0 == ~e_wl~0); 1087#L464-1 assume !(1 == ~wl_pc~0); 1088#$Ultimate##44 assume !(2 == ~wl_pc~0); 1083#L477 assume !(1 == ~c1_pc~0); 1071#L487 assume !(1 == ~c2_pc~0); 1073#L496 assume !(1 == ~wb_pc~0); 1099#L505 assume !(1 == ~e_c~0); 1100#L514-1 assume !(1 == ~e_e~0); 1111#L519-1 assume !(1 == ~e_f~0); 1117#L524-1 assume !(1 == ~e_g~0); 1118#L529-1 assume !(1 == ~e_c~0); 1042#L534-1 assume !(1 == ~e_wl~0); 1043#L676-1 [2024-11-13 14:18:25,883 INFO L747 eck$LassoCheckResult]: Loop: 1043#L676-1 assume !false; 1044#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 1069#L381 assume !false; 1112#L299 assume !(0 == ~wl_st~0); 1113#L303 assume !(0 == ~c1_st~0); 1165#L306 assume !(0 == ~c2_st~0); 1158#L309 assume !(0 == ~wb_st~0); 1159#L312 assume !(0 == ~r_st~0); 1160#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 1119#L552 assume !(1 == ~c_req_up~0); 1120#L552-2 start_simulation_~kernel_st~0#1 := 3; 1066#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 1067#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 1047#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 1048#L574-1 assume 0 == ~e_c~0;~e_c~0 := 1; 1057#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 1058#L584-1 assume 1 == ~wl_pc~0; 1126#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 1127#L597 assume !(1 == ~c1_pc~0); 1093#L607 assume !(1 == ~c2_pc~0); 1095#L616 assume !(1 == ~wb_pc~0); 1147#L625 assume !(1 == ~e_c~0); 1139#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 1133#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 1134#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 1149#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1116#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 1079#L659-1 assume 0 == ~wl_st~0; 1043#L676-1 [2024-11-13 14:18:25,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,884 INFO L85 PathProgramCache]: Analyzing trace with hash 255605079, now seen corresponding path program 1 times [2024-11-13 14:18:25,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860401711] [2024-11-13 14:18:25,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:25,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:25,943 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:25,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:25,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1785015531, now seen corresponding path program 4 times [2024-11-13 14:18:25,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:25,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18681481] [2024-11-13 14:18:25,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:25,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:25,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:25,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:25,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18681481] [2024-11-13 14:18:25,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18681481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:25,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:25,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:25,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021405472] [2024-11-13 14:18:25,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:25,989 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:18:25,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:25,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:25,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:25,990 INFO L87 Difference]: Start difference. First operand 125 states and 216 transitions. cyclomatic complexity: 92 Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:18:26,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:26,059 INFO L93 Difference]: Finished difference Result 157 states and 276 transitions. [2024-11-13 14:18:26,059 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 157 states and 276 transitions. [2024-11-13 14:18:26,061 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 110 [2024-11-13 14:18:26,064 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 157 states to 157 states and 276 transitions. [2024-11-13 14:18:26,065 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 157 [2024-11-13 14:18:26,065 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 157 [2024-11-13 14:18:26,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 157 states and 276 transitions. [2024-11-13 14:18:26,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:18:26,068 INFO L218 hiAutomatonCegarLoop]: Abstraction has 157 states and 276 transitions. [2024-11-13 14:18:26,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states and 276 transitions. [2024-11-13 14:18:26,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-13 14:18:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 157 states have (on average 1.7579617834394905) internal successors, (276), 156 states have internal predecessors, (276), 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) [2024-11-13 14:18:26,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 276 transitions. [2024-11-13 14:18:26,080 INFO L240 hiAutomatonCegarLoop]: Abstraction has 157 states and 276 transitions. [2024-11-13 14:18:26,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:26,082 INFO L424 stractBuchiCegarLoop]: Abstraction has 157 states and 276 transitions. [2024-11-13 14:18:26,082 INFO L331 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-13 14:18:26,082 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 157 states and 276 transitions. [2024-11-13 14:18:26,083 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 110 [2024-11-13 14:18:26,083 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:26,083 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:26,084 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:26,084 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:26,085 INFO L745 eck$LassoCheckResult]: Stem: 1373#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 1374#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 1403#L408 assume !(1 == ~c_req_up~0); 1366#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 1444#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 1455#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 1429#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 1430#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 1410#L439-1 assume !(0 == ~e_f~0); 1333#L444-1 assume !(0 == ~e_g~0); 1334#L449-1 assume !(0 == ~e_e~0); 1423#L454-1 assume 0 == ~e_c~0;~e_c~0 := 1; 1424#L459-1 assume !(0 == ~e_wl~0); 1375#L464-1 assume !(1 == ~wl_pc~0); 1376#$Ultimate##44 assume !(2 == ~wl_pc~0); 1371#L477 assume !(1 == ~c1_pc~0); 1359#L487 assume !(1 == ~c2_pc~0); 1361#L496 assume !(1 == ~wb_pc~0); 1387#L505 assume 1 == ~e_c~0;~r_st~0 := 0; 1388#L514-1 assume !(1 == ~e_e~0); 1399#L519-1 assume !(1 == ~e_f~0); 1405#L524-1 assume !(1 == ~e_g~0); 1406#L529-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1330#L534-1 assume !(1 == ~e_wl~0); 1331#L676-1 [2024-11-13 14:18:26,085 INFO L747 eck$LassoCheckResult]: Loop: 1331#L676-1 assume !false; 1332#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 1357#L381 assume !false; 1400#L299 assume !(0 == ~wl_st~0); 1401#L303 assume !(0 == ~c1_st~0); 1454#L306 assume !(0 == ~c2_st~0); 1447#L309 assume !(0 == ~wb_st~0); 1448#L312 assume !(0 == ~r_st~0); 1449#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 1407#L552 assume !(1 == ~c_req_up~0); 1408#L552-2 start_simulation_~kernel_st~0#1 := 3; 1354#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 1355#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 1335#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 1336#L574-1 assume !(0 == ~e_c~0); 1456#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 1486#L584-1 assume 1 == ~wl_pc~0; 1484#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 1482#L597 assume !(1 == ~c1_pc~0); 1480#L607 assume !(1 == ~c2_pc~0); 1478#L616 assume !(1 == ~wb_pc~0); 1476#L625 assume !(1 == ~e_c~0); 1475#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 1474#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 1473#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 1472#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1404#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 1367#L659-1 assume 0 == ~wl_st~0; 1331#L676-1 [2024-11-13 14:18:26,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:26,085 INFO L85 PathProgramCache]: Analyzing trace with hash 785152729, now seen corresponding path program 1 times [2024-11-13 14:18:26,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:26,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928992585] [2024-11-13 14:18:26,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:26,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:26,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:26,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928992585] [2024-11-13 14:18:26,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928992585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:26,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:26,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:18:26,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353442725] [2024-11-13 14:18:26,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:26,157 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:26,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:26,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1498834515, now seen corresponding path program 1 times [2024-11-13 14:18:26,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:26,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24366100] [2024-11-13 14:18:26,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:26,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:26,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:26,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:26,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24366100] [2024-11-13 14:18:26,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24366100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:26,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:26,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:26,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445004605] [2024-11-13 14:18:26,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:26,192 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:18:26,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:26,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:18:26,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:18:26,193 INFO L87 Difference]: Start difference. First operand 157 states and 276 transitions. cyclomatic complexity: 120 Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2024-11-13 14:18:26,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:26,396 INFO L93 Difference]: Finished difference Result 287 states and 496 transitions. [2024-11-13 14:18:26,396 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 287 states and 496 transitions. [2024-11-13 14:18:26,399 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 200 [2024-11-13 14:18:26,401 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 287 states to 287 states and 496 transitions. [2024-11-13 14:18:26,402 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 287 [2024-11-13 14:18:26,402 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 287 [2024-11-13 14:18:26,402 INFO L73 IsDeterministic]: Start isDeterministic. Operand 287 states and 496 transitions. [2024-11-13 14:18:26,403 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:18:26,403 INFO L218 hiAutomatonCegarLoop]: Abstraction has 287 states and 496 transitions. [2024-11-13 14:18:26,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states and 496 transitions. [2024-11-13 14:18:26,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 274. [2024-11-13 14:18:26,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 274 states have (on average 1.7372262773722629) internal successors, (476), 273 states have internal predecessors, (476), 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) [2024-11-13 14:18:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 476 transitions. [2024-11-13 14:18:26,418 INFO L240 hiAutomatonCegarLoop]: Abstraction has 274 states and 476 transitions. [2024-11-13 14:18:26,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:18:26,419 INFO L424 stractBuchiCegarLoop]: Abstraction has 274 states and 476 transitions. [2024-11-13 14:18:26,419 INFO L331 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-13 14:18:26,419 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 274 states and 476 transitions. [2024-11-13 14:18:26,422 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 200 [2024-11-13 14:18:26,422 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:26,422 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:26,423 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:26,423 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:26,423 INFO L745 eck$LassoCheckResult]: Stem: 1828#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 1829#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 1859#L408 assume !(1 == ~c_req_up~0); 1821#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 1966#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 1965#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 1964#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 1963#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 1866#L439-1 assume !(0 == ~e_f~0); 1787#L444-1 assume !(0 == ~e_g~0); 1788#L449-1 assume !(0 == ~e_e~0); 1879#L454-1 assume !(0 == ~e_c~0); 1880#L459-1 assume !(0 == ~e_wl~0); 1942#L464-1 assume !(1 == ~wl_pc~0); 1940#$Ultimate##44 assume !(2 == ~wl_pc~0); 1938#L477 assume !(1 == ~c1_pc~0); 1936#L487 assume !(1 == ~c2_pc~0); 1934#L496 assume !(1 == ~wb_pc~0); 1932#L505 assume 1 == ~e_c~0;~r_st~0 := 0; 1843#L514-1 assume !(1 == ~e_e~0); 1854#L519-1 assume !(1 == ~e_f~0); 1860#L524-1 assume !(1 == ~e_g~0); 1861#L529-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1926#L534-1 assume !(1 == ~e_wl~0); 2022#L676-1 [2024-11-13 14:18:26,424 INFO L747 eck$LassoCheckResult]: Loop: 2022#L676-1 assume !false; 1982#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 1981#L381 assume !false; 1980#L299 assume !(0 == ~wl_st~0); 1979#L303 assume !(0 == ~c1_st~0); 1978#L306 assume !(0 == ~c2_st~0); 1977#L309 assume !(0 == ~wb_st~0); 1976#L312 assume !(0 == ~r_st~0); 1911#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 1912#L552 assume !(1 == ~c_req_up~0); 1973#L552-2 start_simulation_~kernel_st~0#1 := 3; 1971#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 1972#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 2057#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 2056#L574-1 assume !(0 == ~e_c~0); 1968#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 2055#L584-1 assume 1 == ~wl_pc~0; 2053#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 2051#L597 assume !(1 == ~c1_pc~0); 2049#L607 assume !(1 == ~c2_pc~0); 2047#L616 assume !(1 == ~wb_pc~0); 2045#L625 assume 1 == ~e_c~0;~r_st~0 := 0; 1883#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 1877#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 1878#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 1896#L649-1 assume 1 == ~e_c~0;~e_c~0 := 2; 1897#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 2025#L659-1 assume 0 == ~wl_st~0; 2022#L676-1 [2024-11-13 14:18:26,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:26,424 INFO L85 PathProgramCache]: Analyzing trace with hash 198346715, now seen corresponding path program 1 times [2024-11-13 14:18:26,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:26,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789847842] [2024-11-13 14:18:26,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:26,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:26,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:26,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:26,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789847842] [2024-11-13 14:18:26,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789847842] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:26,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:26,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:26,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181882730] [2024-11-13 14:18:26,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:26,552 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:26,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:26,553 INFO L85 PathProgramCache]: Analyzing trace with hash -276172847, now seen corresponding path program 1 times [2024-11-13 14:18:26,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:26,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943670575] [2024-11-13 14:18:26,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:26,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:26,563 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:26,579 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:27,120 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:18:27,120 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:18:27,121 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:18:27,121 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:18:27,121 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:18:27,121 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:27,121 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:18:27,121 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:18:27,122 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration7_Loop [2024-11-13 14:18:27,122 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:18:27,122 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:18:27,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,176 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,196 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,214 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,218 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,233 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,265 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,671 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:18:27,671 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:18:27,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:27,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:27,679 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:27,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 14:18:27,682 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:27,682 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:27,720 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:27,721 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c2_st~0=-1} Honda state: {~c2_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:27,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 14:18:27,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:27,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:27,747 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:27,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 14:18:27,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:27,751 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:27,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:27,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:27,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:27,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:27,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 14:18:27,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:18:27,802 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:27,830 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:18:27,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:27,854 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:18:27,854 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:18:27,854 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:18:27,854 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:18:27,854 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:18:27,854 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:27,855 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:18:27,855 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:18:27,855 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration7_Loop [2024-11-13 14:18:27,855 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:18:27,855 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:18:27,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:27,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:28,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:28,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:28,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:28,376 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:18:28,383 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:18:28,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:28,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:28,387 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:28,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 14:18:28,390 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 [2024-11-13 14:18:28,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:28,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:28,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:28,410 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:28,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:28,419 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:28,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:28,424 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:28,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 14:18:28,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:28,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:28,450 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:28,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 14:18:28,455 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 [2024-11-13 14:18:28,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:28,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:28,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:28,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:28,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:28,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:28,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:28,479 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:18:28,486 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 14:18:28,489 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 14:18:28,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:28,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:28,494 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:28,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 14:18:28,498 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:18:28,498 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:18:28,498 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:18:28,499 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~e_c~0) = -2*~e_c~0 + 3 Supporting invariants [] [2024-11-13 14:18:28,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 14:18:28,523 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:18:28,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:28,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:18:28,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:28,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 14:18:28,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:28,886 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-13 14:18:28,888 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 274 states and 476 transitions. cyclomatic complexity: 204 Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-13 14:18:29,084 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 274 states and 476 transitions. cyclomatic complexity: 204. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 760 states and 1300 transitions. Complement of second has 7 states. [2024-11-13 14:18:29,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-13 14:18:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-13 14:18:29,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 384 transitions. [2024-11-13 14:18:29,096 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 384 transitions. Stem has 24 letters. Loop has 28 letters. [2024-11-13 14:18:29,101 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:29,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 384 transitions. Stem has 52 letters. Loop has 28 letters. [2024-11-13 14:18:29,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:29,105 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 384 transitions. Stem has 24 letters. Loop has 56 letters. [2024-11-13 14:18:29,107 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:29,107 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 760 states and 1300 transitions. [2024-11-13 14:18:29,122 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 494 [2024-11-13 14:18:29,131 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 760 states to 756 states and 1292 transitions. [2024-11-13 14:18:29,131 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 570 [2024-11-13 14:18:29,135 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 573 [2024-11-13 14:18:29,135 INFO L73 IsDeterministic]: Start isDeterministic. Operand 756 states and 1292 transitions. [2024-11-13 14:18:29,136 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:29,137 INFO L218 hiAutomatonCegarLoop]: Abstraction has 756 states and 1292 transitions. [2024-11-13 14:18:29,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states and 1292 transitions. [2024-11-13 14:18:29,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 637. [2024-11-13 14:18:29,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 637 states, 637 states have (on average 1.7095761381475667) internal successors, (1089), 636 states have internal predecessors, (1089), 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) [2024-11-13 14:18:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 1089 transitions. [2024-11-13 14:18:29,185 INFO L240 hiAutomatonCegarLoop]: Abstraction has 637 states and 1089 transitions. [2024-11-13 14:18:29,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:29,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:29,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:29,187 INFO L87 Difference]: Start difference. First operand 637 states and 1089 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-11-13 14:18:29,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:29,250 INFO L93 Difference]: Finished difference Result 923 states and 1560 transitions. [2024-11-13 14:18:29,250 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 923 states and 1560 transitions. [2024-11-13 14:18:29,260 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 566 [2024-11-13 14:18:29,268 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 923 states to 745 states and 1260 transitions. [2024-11-13 14:18:29,269 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 646 [2024-11-13 14:18:29,271 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 651 [2024-11-13 14:18:29,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 745 states and 1260 transitions. [2024-11-13 14:18:29,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:29,272 INFO L218 hiAutomatonCegarLoop]: Abstraction has 745 states and 1260 transitions. [2024-11-13 14:18:29,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states and 1260 transitions. [2024-11-13 14:18:29,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 466. [2024-11-13 14:18:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 466 states, 466 states have (on average 1.703862660944206) internal successors, (794), 465 states have internal predecessors, (794), 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) [2024-11-13 14:18:29,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 794 transitions. [2024-11-13 14:18:29,302 INFO L240 hiAutomatonCegarLoop]: Abstraction has 466 states and 794 transitions. [2024-11-13 14:18:29,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:29,303 INFO L424 stractBuchiCegarLoop]: Abstraction has 466 states and 794 transitions. [2024-11-13 14:18:29,303 INFO L331 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-13 14:18:29,303 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 466 states and 794 transitions. [2024-11-13 14:18:29,307 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 294 [2024-11-13 14:18:29,308 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:29,308 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:29,309 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:29,309 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:29,309 INFO L745 eck$LassoCheckResult]: Stem: 4635#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 4636#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 4688#L408 assume !(1 == ~c_req_up~0); 4762#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 4763#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 4790#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 4735#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 4736#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 4699#L439-1 assume !(0 == ~e_f~0); 4563#L444-1 assume !(0 == ~e_g~0); 4564#L449-1 assume !(0 == ~e_e~0); 4724#L454-1 assume !(0 == ~e_c~0); 4725#L459-1 assume !(0 == ~e_wl~0); 4781#L464-1 assume !(1 == ~wl_pc~0); 4777#$Ultimate##44 assume !(2 == ~wl_pc~0); 4633#L477 assume !(1 == ~c1_pc~0); 4614#L487 assume !(1 == ~c2_pc~0); 4616#L496 assume !(1 == ~wb_pc~0); 4658#L505 assume !(1 == ~e_c~0); 4659#L514-1 assume !(1 == ~e_e~0); 4795#L519-1 assume 1 == ~e_f~0;~e_f~0 := 2; 4691#L524-1 assume !(1 == ~e_g~0); 4692#L529-1 assume !(1 == ~e_c~0); 4558#L534-1 assume !(1 == ~e_wl~0); 4559#L676-1 [2024-11-13 14:18:29,310 INFO L747 eck$LassoCheckResult]: Loop: 4559#L676-1 assume !false; 4560#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 4608#L381 assume !false; 4682#L299 assume !(0 == ~wl_st~0); 4683#L303 assume !(0 == ~c1_st~0); 4787#L306 assume !(0 == ~c2_st~0); 4769#L309 assume !(0 == ~wb_st~0); 4770#L312 assume !(0 == ~r_st~0); 4773#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 4693#L552 assume !(1 == ~c_req_up~0); 4694#L552-2 start_simulation_~kernel_st~0#1 := 3; 4732#L564 assume 0 == ~e_f~0;~e_f~0 := 1; 4613#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 4565#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 4566#L574-1 assume !(0 == ~e_c~0); 4585#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 4586#L584-1 assume 1 == ~wl_pc~0; 4706#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 4707#L597 assume !(1 == ~c1_pc~0); 4646#L607 assume !(1 == ~c2_pc~0); 4648#L616 assume !(1 == ~wb_pc~0); 4744#L625 assume !(1 == ~e_c~0); 4730#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 4720#L639-1 assume 1 == ~e_f~0;~e_f~0 := 2; 4721#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 4749#L649-1 assume !(1 == ~e_c~0); 4689#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 4625#L659-1 assume 0 == ~wl_st~0; 4559#L676-1 [2024-11-13 14:18:29,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:29,314 INFO L85 PathProgramCache]: Analyzing trace with hash 255545497, now seen corresponding path program 1 times [2024-11-13 14:18:29,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:29,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153771771] [2024-11-13 14:18:29,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:29,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:29,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:29,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153771771] [2024-11-13 14:18:29,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153771771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:29,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:29,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:18:29,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660600735] [2024-11-13 14:18:29,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:29,426 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:29,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:29,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1498836437, now seen corresponding path program 1 times [2024-11-13 14:18:29,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:29,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398059645] [2024-11-13 14:18:29,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:29,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:29,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:29,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:29,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 14:18:29,776 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:18:29,776 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:18:29,776 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:18:29,776 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:18:29,776 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:18:29,777 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:29,777 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:18:29,777 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:18:29,777 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration8_Loop [2024-11-13 14:18:29,777 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:18:29,777 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:18:29,779 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,840 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,849 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,858 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:29,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,200 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:18:30,200 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:18:30,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:30,203 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:30,212 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:30,212 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:30,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 14:18:30,242 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:30,242 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e_c~0=-8} Honda state: {~e_c~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:30,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:30,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:30,267 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:30,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 14:18:30,270 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:30,270 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:30,302 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:30,302 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c2_st~0=-1} Honda state: {~c2_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:30,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 14:18:30,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:30,328 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:30,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 14:18:30,333 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:30,333 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:30,354 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:30,355 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet6#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:30,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 14:18:30,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:30,379 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:30,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 14:18:30,386 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:30,386 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:30,415 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:30,415 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet8#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:30,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:30,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:30,438 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:30,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 14:18:30,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:30,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:30,466 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:30,466 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c1_st~0=4} Honda state: {~c1_st~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:30,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 14:18:30,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:30,483 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:30,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 14:18:30,485 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:30,485 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:30,511 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:30,511 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~wb_st~0=-1} Honda state: {~wb_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:30,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 14:18:30,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:30,537 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:30,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 14:18:30,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:30,541 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:30,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-13 14:18:30,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:30,589 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:30,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 14:18:30,593 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:18:30,593 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:30,615 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:18:30,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:30,637 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:18:30,637 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:18:30,637 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:18:30,637 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:18:30,637 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:18:30,637 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:30,637 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:18:30,637 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:18:30,637 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration8_Loop [2024-11-13 14:18:30,637 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:18:30,638 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:18:30,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,694 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:30,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:31,048 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:18:31,049 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:18:31,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:31,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:31,054 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:31,058 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 [2024-11-13 14:18:31,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 14:18:31,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:31,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:31,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:31,075 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:31,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:31,077 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:31,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:31,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:31,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:31,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:31,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:31,105 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:31,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 14:18:31,110 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 [2024-11-13 14:18:31,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:31,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:31,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:31,128 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:31,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:31,129 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:31,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:31,132 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:31,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:31,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:31,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:31,156 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:31,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 14:18:31,161 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 [2024-11-13 14:18:31,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:31,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:31,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:31,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:31,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:31,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:31,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:31,181 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:31,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:31,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:31,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:31,204 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:31,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 14:18:31,208 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 [2024-11-13 14:18:31,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:31,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:31,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:31,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:31,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:31,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:31,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:31,229 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:31,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:31,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:31,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:31,253 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:31,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 14:18:31,257 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 [2024-11-13 14:18:31,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:31,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:31,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:31,274 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:31,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:31,275 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:31,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:31,279 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:31,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:31,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:31,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:31,304 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:31,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 14:18:31,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:18:31,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:31,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:31,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:31,326 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:31,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:31,328 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:31,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:31,333 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:31,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-13 14:18:31,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:31,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:31,358 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:31,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 14:18:31,362 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 [2024-11-13 14:18:31,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:31,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:31,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:31,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:31,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:31,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:31,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:31,382 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:18:31,384 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 14:18:31,385 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 14:18:31,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:31,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:31,387 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:31,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 14:18:31,389 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:18:31,389 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:18:31,389 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:18:31,389 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~e_f~0) = -1*~e_f~0 + 1 Supporting invariants [] [2024-11-13 14:18:31,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-13 14:18:31,412 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:18:31,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:31,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:18:31,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:31,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 14:18:31,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:31,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:31,686 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-13 14:18:31,686 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 466 states and 794 transitions. cyclomatic complexity: 331 Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-13 14:18:31,773 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 466 states and 794 transitions. cyclomatic complexity: 331. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 1443 states and 2449 transitions. Complement of second has 5 states. [2024-11-13 14:18:31,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 14:18:31,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-13 14:18:31,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 371 transitions. [2024-11-13 14:18:31,777 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 371 transitions. Stem has 24 letters. Loop has 28 letters. [2024-11-13 14:18:31,778 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:31,778 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 371 transitions. Stem has 52 letters. Loop has 28 letters. [2024-11-13 14:18:31,779 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:31,779 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 371 transitions. Stem has 24 letters. Loop has 56 letters. [2024-11-13 14:18:31,780 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:31,781 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1443 states and 2449 transitions. [2024-11-13 14:18:31,794 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 778 [2024-11-13 14:18:31,807 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1443 states to 1428 states and 2426 transitions. [2024-11-13 14:18:31,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 868 [2024-11-13 14:18:31,810 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 876 [2024-11-13 14:18:31,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1428 states and 2426 transitions. [2024-11-13 14:18:31,810 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:31,811 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1428 states and 2426 transitions. [2024-11-13 14:18:31,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states and 2426 transitions. [2024-11-13 14:18:31,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1108. [2024-11-13 14:18:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.71028880866426) internal successors, (1895), 1107 states have internal predecessors, (1895), 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) [2024-11-13 14:18:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1895 transitions. [2024-11-13 14:18:31,861 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1895 transitions. [2024-11-13 14:18:31,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:31,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:18:31,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:18:31,862 INFO L87 Difference]: Start difference. First operand 1108 states and 1895 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2024-11-13 14:18:32,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:32,045 INFO L93 Difference]: Finished difference Result 1431 states and 2435 transitions. [2024-11-13 14:18:32,045 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1431 states and 2435 transitions. [2024-11-13 14:18:32,059 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 625 [2024-11-13 14:18:32,070 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1431 states to 1431 states and 2435 transitions. [2024-11-13 14:18:32,070 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 787 [2024-11-13 14:18:32,072 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 787 [2024-11-13 14:18:32,072 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1431 states and 2435 transitions. [2024-11-13 14:18:32,073 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:32,073 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1431 states and 2435 transitions. [2024-11-13 14:18:32,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states and 2435 transitions. [2024-11-13 14:18:32,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1319. [2024-11-13 14:18:32,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 1319 states have (on average 1.7088703563305534) internal successors, (2254), 1318 states have internal predecessors, (2254), 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) [2024-11-13 14:18:32,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 2254 transitions. [2024-11-13 14:18:32,113 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1319 states and 2254 transitions. [2024-11-13 14:18:32,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:18:32,114 INFO L424 stractBuchiCegarLoop]: Abstraction has 1319 states and 2254 transitions. [2024-11-13 14:18:32,114 INFO L331 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-13 14:18:32,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1319 states and 2254 transitions. [2024-11-13 14:18:32,124 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 539 [2024-11-13 14:18:32,124 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:32,124 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:32,125 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:32,125 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:32,126 INFO L745 eck$LassoCheckResult]: Stem: 9266#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 9267#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 9320#L408 assume !(1 == ~c_req_up~0); 9255#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 9458#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 9459#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 9372#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 9373#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 9332#L439-1 assume !(0 == ~e_f~0); 9193#L444-1 assume !(0 == ~e_g~0); 9194#L449-1 assume !(0 == ~e_e~0); 9357#L454-1 assume !(0 == ~e_c~0); 9358#L459-1 assume !(0 == ~e_wl~0); 9268#L464-1 assume !(1 == ~wl_pc~0); 9269#$Ultimate##44 assume !(2 == ~wl_pc~0); 9264#L477 assume !(1 == ~c1_pc~0); 9251#L487 assume !(1 == ~c2_pc~0); 9253#L496 assume !(1 == ~wb_pc~0); 9289#L505 assume !(1 == ~e_c~0); 9290#L514-1 assume !(1 == ~e_e~0); 9317#L519-1 assume !(1 == ~e_f~0); 9324#L524-1 assume !(1 == ~e_g~0); 9325#L529-1 assume !(1 == ~e_c~0); 9186#L534-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 9187#L676-1 [2024-11-13 14:18:32,126 INFO L747 eck$LassoCheckResult]: Loop: 9187#L676-1 assume !false; 10301#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 10302#L381 assume !false; 10270#L299 assume !(0 == ~wl_st~0); 10271#L303 assume !(0 == ~c1_st~0); 10263#L306 assume !(0 == ~c2_st~0); 10264#L309 assume !(0 == ~wb_st~0); 10255#L312 assume !(0 == ~r_st~0); 10257#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 10185#L552 assume !(1 == ~c_req_up~0); 10186#L552-2 start_simulation_~kernel_st~0#1 := 3; 10494#L564 assume !(0 == ~e_f~0); 10493#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 10492#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 10490#L574-1 assume !(0 == ~e_c~0); 10488#L579-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 10486#L584-1 assume 1 == ~wl_pc~0; 10483#L590 assume 1 == ~e_wl~0;~wl_st~0 := 0; 10478#L597 assume !(1 == ~c1_pc~0); 10474#L607 assume !(1 == ~c2_pc~0); 10471#L616 assume !(1 == ~wb_pc~0); 10468#L625 assume !(1 == ~e_c~0); 10466#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 9353#L639-1 assume !(1 == ~e_f~0); 9354#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 10351#L649-1 assume !(1 == ~e_c~0); 10352#L654-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 10327#L659-1 assume 0 == ~wl_st~0; 9187#L676-1 [2024-11-13 14:18:32,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:32,127 INFO L85 PathProgramCache]: Analyzing trace with hash 255605077, now seen corresponding path program 1 times [2024-11-13 14:18:32,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:32,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12568669] [2024-11-13 14:18:32,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:32,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:32,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:32,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:32,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12568669] [2024-11-13 14:18:32,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12568669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:32,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:32,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:32,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798587890] [2024-11-13 14:18:32,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:32,179 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:32,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:32,180 INFO L85 PathProgramCache]: Analyzing trace with hash -87664423, now seen corresponding path program 1 times [2024-11-13 14:18:32,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:32,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149114659] [2024-11-13 14:18:32,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:32,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:32,191 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:32,205 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:32,471 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:18:32,472 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:18:32,472 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:18:32,472 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:18:32,472 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:18:32,472 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:32,472 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:18:32,472 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:18:32,472 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration9_Loop [2024-11-13 14:18:32,472 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:18:32,473 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:18:32,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,494 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,502 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:32,925 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:18:32,925 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:18:32,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:32,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:32,928 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:32,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 14:18:32,934 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:32,934 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:32,954 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:32,954 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet4#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:32,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 14:18:32,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:32,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:32,972 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:32,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 14:18:32,976 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:32,976 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:33,012 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:33,012 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e_c~0=-8} Honda state: {~e_c~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:33,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-13 14:18:33,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:33,037 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:33,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-13 14:18:33,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:33,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:33,064 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:33,065 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_~tmp~0#1=0} Honda state: {ULTIMATE.start_eval_~tmp~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:33,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-13 14:18:33,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:33,089 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:33,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-13 14:18:33,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:33,093 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:33,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:33,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:33,139 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:33,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-13 14:18:33,143 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:18:33,143 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:33,164 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:18:33,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-13 14:18:33,186 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:18:33,187 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:18:33,187 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:18:33,187 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:18:33,187 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:18:33,187 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,187 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:18:33,187 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:18:33,187 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration9_Loop [2024-11-13 14:18:33,187 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:18:33,187 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:18:33,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,197 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,233 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,285 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:33,610 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:18:33,610 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:18:33,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:33,616 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:33,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-13 14:18:33,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:18:33,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:33,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:33,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:33,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:33,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:33,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:33,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:33,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:33,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-13 14:18:33,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:33,664 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:33,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-13 14:18:33,669 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 [2024-11-13 14:18:33,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:33,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:33,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:33,688 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:33,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:33,689 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:33,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:33,691 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:33,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-13 14:18:33,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:33,717 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:33,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-13 14:18:33,720 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 [2024-11-13 14:18:33,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:33,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:33,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:33,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:33,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:33,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:33,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:33,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:33,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-13 14:18:33,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:33,767 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:33,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-13 14:18:33,770 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 [2024-11-13 14:18:33,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:33,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:33,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:33,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:33,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:33,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:33,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:33,793 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:18:33,798 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 14:18:33,799 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 14:18:33,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:33,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:33,801 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:33,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-13 14:18:33,805 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:18:33,805 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:18:33,805 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:18:33,805 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~e_e~0) = -1*~e_e~0 + 1 Supporting invariants [] [2024-11-13 14:18:33,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-13 14:18:33,832 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:18:33,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:33,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:18:33,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:33,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 14:18:33,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:34,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:34,085 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-13 14:18:34,085 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1319 states and 2254 transitions. cyclomatic complexity: 943 Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-13 14:18:34,160 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1319 states and 2254 transitions. cyclomatic complexity: 943. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 2277 states and 3875 transitions. Complement of second has 5 states. [2024-11-13 14:18:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 14:18:34,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2024-11-13 14:18:34,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 370 transitions. [2024-11-13 14:18:34,168 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 370 transitions. Stem has 24 letters. Loop has 28 letters. [2024-11-13 14:18:34,168 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:34,168 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 370 transitions. Stem has 52 letters. Loop has 28 letters. [2024-11-13 14:18:34,169 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:34,169 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 370 transitions. Stem has 24 letters. Loop has 56 letters. [2024-11-13 14:18:34,169 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:34,170 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2277 states and 3875 transitions. [2024-11-13 14:18:34,189 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 1135 [2024-11-13 14:18:34,205 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2277 states to 2277 states and 3875 transitions. [2024-11-13 14:18:34,205 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1280 [2024-11-13 14:18:34,208 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1294 [2024-11-13 14:18:34,208 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2277 states and 3875 transitions. [2024-11-13 14:18:34,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:34,208 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2277 states and 3875 transitions. [2024-11-13 14:18:34,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2277 states and 3875 transitions. [2024-11-13 14:18:34,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2277 to 1998. [2024-11-13 14:18:34,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1998 states, 1998 states have (on average 1.7012012012012012) internal successors, (3399), 1997 states have internal predecessors, (3399), 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) [2024-11-13 14:18:34,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-13 14:18:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1998 states and 3399 transitions. [2024-11-13 14:18:34,310 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1998 states and 3399 transitions. [2024-11-13 14:18:34,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:34,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:18:34,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:18:34,311 INFO L87 Difference]: Start difference. First operand 1998 states and 3399 transitions. Second operand has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2024-11-13 14:18:34,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:34,491 INFO L93 Difference]: Finished difference Result 2938 states and 4981 transitions. [2024-11-13 14:18:34,491 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2938 states and 4981 transitions. [2024-11-13 14:18:34,519 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 1312 [2024-11-13 14:18:34,542 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2938 states to 2938 states and 4981 transitions. [2024-11-13 14:18:34,542 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1575 [2024-11-13 14:18:34,545 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1575 [2024-11-13 14:18:34,546 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2938 states and 4981 transitions. [2024-11-13 14:18:34,550 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:34,550 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2938 states and 4981 transitions. [2024-11-13 14:18:34,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2938 states and 4981 transitions. [2024-11-13 14:18:34,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2938 to 2644. [2024-11-13 14:18:34,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2644 states have (on average 1.7042360060514372) internal successors, (4506), 2643 states have internal predecessors, (4506), 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) [2024-11-13 14:18:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 4506 transitions. [2024-11-13 14:18:34,638 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2644 states and 4506 transitions. [2024-11-13 14:18:34,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:18:34,639 INFO L424 stractBuchiCegarLoop]: Abstraction has 2644 states and 4506 transitions. [2024-11-13 14:18:34,639 INFO L331 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-13 14:18:34,640 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2644 states and 4506 transitions. [2024-11-13 14:18:34,655 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 1121 [2024-11-13 14:18:34,655 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:34,655 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:34,656 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:34,656 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:34,657 INFO L745 eck$LassoCheckResult]: Stem: 17978#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 17979#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 18031#L408 assume !(1 == ~c_req_up~0); 17967#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 18165#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 18166#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 18083#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 18084#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 18042#L439-1 assume !(0 == ~e_f~0); 18043#L444-1 assume !(0 == ~e_g~0); 18177#L449-1 assume !(0 == ~e_e~0); 18066#L454-1 assume !(0 == ~e_c~0); 18067#L459-1 assume 0 == ~e_wl~0;~e_wl~0 := 1; 18144#L464-1 assume !(1 == ~wl_pc~0); 18729#$Ultimate##44 assume !(2 == ~wl_pc~0); 18719#L477 assume !(1 == ~c1_pc~0); 18713#L487 assume !(1 == ~c2_pc~0); 18707#L496 assume !(1 == ~wb_pc~0); 18701#L505 assume !(1 == ~e_c~0); 18698#L514-1 assume !(1 == ~e_e~0); 18697#L519-1 assume !(1 == ~e_f~0); 18694#L524-1 assume !(1 == ~e_g~0); 18692#L529-1 assume !(1 == ~e_c~0); 18678#L534-1 assume 1 == ~e_wl~0;~e_wl~0 := 2; 18666#L676-1 assume !false; 18667#L546 [2024-11-13 14:18:34,657 INFO L747 eck$LassoCheckResult]: Loop: 18667#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 19689#L381 assume !false; 19680#L299 assume !(0 == ~wl_st~0); 19681#L303 assume !(0 == ~c1_st~0); 19684#L306 assume !(0 == ~c2_st~0); 19685#L309 assume !(0 == ~wb_st~0); 19682#L312 assume !(0 == ~r_st~0); 19683#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 19782#L552 assume !(1 == ~c_req_up~0); 19781#L552-2 start_simulation_~kernel_st~0#1 := 3; 19780#L564 assume !(0 == ~e_f~0); 19779#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 19778#L569-1 assume !(0 == ~e_e~0); 19777#L574-1 assume !(0 == ~e_c~0); 19775#L579-1 assume !(0 == ~e_wl~0); 19776#L584-1 assume !(1 == ~wl_pc~0); 19765#$Ultimate##254 assume !(2 == ~wl_pc~0); 19768#L597 assume !(1 == ~c1_pc~0); 19762#L607 assume !(1 == ~c2_pc~0); 19758#L616 assume !(1 == ~wb_pc~0); 19754#L625 assume !(1 == ~e_c~0); 19751#L634-1 assume !(1 == ~e_e~0); 19747#L639-1 assume !(1 == ~e_f~0); 19746#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 19744#L649-1 assume !(1 == ~e_c~0); 19743#L654-1 assume !(1 == ~e_wl~0); 19731#L659-1 assume 0 == ~wl_st~0; 19727#L676-1 assume !false; 18667#L546 [2024-11-13 14:18:34,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:34,657 INFO L85 PathProgramCache]: Analyzing trace with hash -79371013, now seen corresponding path program 1 times [2024-11-13 14:18:34,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:34,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882214572] [2024-11-13 14:18:34,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:34,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:34,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:34,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:34,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882214572] [2024-11-13 14:18:34,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882214572] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:34,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:34,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:18:34,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368276180] [2024-11-13 14:18:34,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:34,715 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:34,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:34,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1263856000, now seen corresponding path program 1 times [2024-11-13 14:18:34,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:34,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014308701] [2024-11-13 14:18:34,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:34,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:34,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:34,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:34,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014308701] [2024-11-13 14:18:34,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014308701] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:34,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:34,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:34,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177607675] [2024-11-13 14:18:34,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:34,740 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:18:34,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:34,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:18:34,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:18:34,741 INFO L87 Difference]: Start difference. First operand 2644 states and 4506 transitions. cyclomatic complexity: 1874 Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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) [2024-11-13 14:18:34,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:34,875 INFO L93 Difference]: Finished difference Result 2893 states and 4785 transitions. [2024-11-13 14:18:34,875 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2893 states and 4785 transitions. [2024-11-13 14:18:34,900 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 1060 [2024-11-13 14:18:34,919 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2893 states to 2893 states and 4785 transitions. [2024-11-13 14:18:34,919 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1222 [2024-11-13 14:18:34,921 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1222 [2024-11-13 14:18:34,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2893 states and 4785 transitions. [2024-11-13 14:18:34,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:34,922 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2893 states and 4785 transitions. [2024-11-13 14:18:34,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2893 states and 4785 transitions. [2024-11-13 14:18:34,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2893 to 2569. [2024-11-13 14:18:34,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2569 states have (on average 1.6679641884001557) internal successors, (4285), 2568 states have internal predecessors, (4285), 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) [2024-11-13 14:18:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4285 transitions. [2024-11-13 14:18:35,011 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2569 states and 4285 transitions. [2024-11-13 14:18:35,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:18:35,013 INFO L424 stractBuchiCegarLoop]: Abstraction has 2569 states and 4285 transitions. [2024-11-13 14:18:35,014 INFO L331 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-13 14:18:35,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2569 states and 4285 transitions. [2024-11-13 14:18:35,027 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 876 [2024-11-13 14:18:35,027 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:35,027 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:35,028 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:35,029 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:35,029 INFO L745 eck$LassoCheckResult]: Stem: 23521#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 23522#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 23575#L408 assume !(1 == ~c_req_up~0); 23510#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 23667#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 23717#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 23626#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 23627#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 23710#L439-1 assume !(0 == ~e_f~0); 23451#L444-1 assume !(0 == ~e_g~0); 23452#L449-1 assume !(0 == ~e_e~0); 23610#L454-1 assume !(0 == ~e_c~0); 23611#L459-1 assume !(0 == ~e_wl~0); 23755#L464-1 assume !(1 == ~wl_pc~0); 23751#$Ultimate##44 assume !(2 == ~wl_pc~0); 23750#L477 assume !(1 == ~c1_pc~0); 23746#L487 assume !(1 == ~c2_pc~0); 23738#L496 assume !(1 == ~wb_pc~0); 23544#L505 assume !(1 == ~e_c~0); 23545#L514-1 assume !(1 == ~e_e~0); 23567#L519-1 assume !(1 == ~e_f~0); 23576#L524-1 assume !(1 == ~e_g~0); 23577#L529-1 assume !(1 == ~e_c~0); 23445#L534-1 assume !(1 == ~e_wl~0); 23446#L676-1 assume !false; 23448#L546 [2024-11-13 14:18:35,030 INFO L747 eck$LassoCheckResult]: Loop: 23448#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 23494#L381 assume !false; 23568#L299 assume !(0 == ~wl_st~0); 23569#L303 assume !(0 == ~c1_st~0); 23713#L306 assume !(0 == ~c2_st~0); 23674#L309 assume !(0 == ~wb_st~0); 23675#L312 assume !(0 == ~r_st~0); 23678#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 23679#L552 assume !(1 == ~c_req_up~0); 25847#L552-2 start_simulation_~kernel_st~0#1 := 3; 25845#L564 assume !(0 == ~e_f~0); 25844#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 25842#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 23720#L574-1 assume !(0 == ~e_c~0); 23721#L579-1 assume !(0 == ~e_wl~0); 25035#L584-1 assume !(1 == ~wl_pc~0); 25028#$Ultimate##254 assume !(2 == ~wl_pc~0); 25739#L597 assume !(1 == ~c1_pc~0); 25730#L607 assume !(1 == ~c2_pc~0); 25727#L616 assume !(1 == ~wb_pc~0); 25725#L625 assume !(1 == ~e_c~0); 23622#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 23606#L639-1 assume !(1 == ~e_f~0); 23607#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 23648#L649-1 assume !(1 == ~e_c~0); 23578#L654-1 assume !(1 == ~e_wl~0); 23511#L659-1 assume 0 == ~wl_st~0; 23447#L676-1 assume !false; 23448#L546 [2024-11-13 14:18:35,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:35,034 INFO L85 PathProgramCache]: Analyzing trace with hash -666176965, now seen corresponding path program 1 times [2024-11-13 14:18:35,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:35,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285525724] [2024-11-13 14:18:35,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:35,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:35,047 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:35,070 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:35,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:35,071 INFO L85 PathProgramCache]: Analyzing trace with hash -2017795008, now seen corresponding path program 1 times [2024-11-13 14:18:35,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:35,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577068148] [2024-11-13 14:18:35,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:35,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:35,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:35,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:35,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577068148] [2024-11-13 14:18:35,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577068148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:35,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:35,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:35,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127688777] [2024-11-13 14:18:35,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:35,099 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:18:35,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:35,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:35,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:35,100 INFO L87 Difference]: Start difference. First operand 2569 states and 4285 transitions. cyclomatic complexity: 1726 Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:18:35,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:35,167 INFO L93 Difference]: Finished difference Result 4144 states and 6828 transitions. [2024-11-13 14:18:35,167 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4144 states and 6828 transitions. [2024-11-13 14:18:35,195 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1410 [2024-11-13 14:18:35,224 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4144 states to 4144 states and 6828 transitions. [2024-11-13 14:18:35,224 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1578 [2024-11-13 14:18:35,227 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1578 [2024-11-13 14:18:35,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4144 states and 6828 transitions. [2024-11-13 14:18:35,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:35,227 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4144 states and 6828 transitions. [2024-11-13 14:18:35,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states and 6828 transitions. [2024-11-13 14:18:35,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 4144. [2024-11-13 14:18:35,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4144 states, 4144 states have (on average 1.6476833976833978) internal successors, (6828), 4143 states have internal predecessors, (6828), 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) [2024-11-13 14:18:35,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 4144 states and 6828 transitions. [2024-11-13 14:18:35,324 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4144 states and 6828 transitions. [2024-11-13 14:18:35,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:35,326 INFO L424 stractBuchiCegarLoop]: Abstraction has 4144 states and 6828 transitions. [2024-11-13 14:18:35,326 INFO L331 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-13 14:18:35,326 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4144 states and 6828 transitions. [2024-11-13 14:18:35,344 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1410 [2024-11-13 14:18:35,344 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:35,344 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:35,345 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:35,345 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:35,346 INFO L745 eck$LassoCheckResult]: Stem: 30241#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 30242#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 30295#L408 assume !(1 == ~c_req_up~0); 30419#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 30470#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 30438#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 30439#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 30430#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 30431#L439-1 assume !(0 == ~e_f~0); 30170#L444-1 assume !(0 == ~e_g~0); 30171#L449-1 assume !(0 == ~e_e~0); 30330#L454-1 assume !(0 == ~e_c~0); 30331#L459-1 assume !(0 == ~e_wl~0); 30243#L464-1 assume !(1 == ~wl_pc~0); 30244#$Ultimate##44 assume !(2 == ~wl_pc~0); 30472#L477 assume !(1 == ~c1_pc~0); 30468#L487 assume !(1 == ~c2_pc~0); 30463#L496 assume !(1 == ~wb_pc~0); 30460#L505 assume !(1 == ~e_c~0); 30459#L514-1 assume !(1 == ~e_e~0); 30457#L519-1 assume !(1 == ~e_f~0); 30455#L524-1 assume !(1 == ~e_g~0); 30443#L529-1 assume !(1 == ~e_c~0); 30164#L534-1 assume !(1 == ~e_wl~0); 30165#L676-1 assume !false; 30499#L546 [2024-11-13 14:18:35,346 INFO L747 eck$LassoCheckResult]: Loop: 30499#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 33855#L381 assume !false; 31599#L299 assume !(0 == ~wl_st~0); 30289#L303 assume !(0 == ~c1_st~0); 30434#L306 assume !(0 == ~c2_st~0); 30396#L309 assume !(0 == ~wb_st~0); 30397#L312 assume !(0 == ~r_st~0); 30441#eval_returnLabel#1 havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; 34161#L552 assume !(1 == ~c_req_up~0); 34159#L552-2 start_simulation_~kernel_st~0#1 := 3; 34157#L564 assume !(0 == ~e_f~0); 34156#L564-2 assume 0 == ~e_g~0;~e_g~0 := 1; 34155#L569-1 assume 0 == ~e_e~0;~e_e~0 := 1; 34154#L574-1 assume !(0 == ~e_c~0); 34004#L579-1 assume !(0 == ~e_wl~0); 34002#L584-1 assume !(1 == ~wl_pc~0); 34000#$Ultimate##254 assume 2 == ~wl_pc~0; 33998#L598 assume 1 == ~e_e~0;~wl_st~0 := 0; 33993#L597 assume !(1 == ~c1_pc~0); 33989#L607 assume !(1 == ~c2_pc~0); 33983#L616 assume !(1 == ~wb_pc~0); 33981#L625 assume !(1 == ~e_c~0); 33980#L634-1 assume 1 == ~e_e~0;~e_e~0 := 2; 33978#L639-1 assume !(1 == ~e_f~0); 33976#L644-1 assume 1 == ~e_g~0;~e_g~0 := 2; 33974#L649-1 assume !(1 == ~e_c~0); 30510#L654-1 assume !(1 == ~e_wl~0); 33957#L659-1 assume 0 == ~wl_st~0; 33956#L676-1 assume !false; 30499#L546 [2024-11-13 14:18:35,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:35,346 INFO L85 PathProgramCache]: Analyzing trace with hash -666176965, now seen corresponding path program 2 times [2024-11-13 14:18:35,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:35,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668601440] [2024-11-13 14:18:35,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:35,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:35,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:35,375 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:35,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:35,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1123807134, now seen corresponding path program 1 times [2024-11-13 14:18:35,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:35,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491023044] [2024-11-13 14:18:35,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:35,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:35,388 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:35,399 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:35,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:35,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1749884836, now seen corresponding path program 1 times [2024-11-13 14:18:35,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:35,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278251472] [2024-11-13 14:18:35,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:35,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:35,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:35,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278251472] [2024-11-13 14:18:35,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278251472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:35,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:35,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:35,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000991464] [2024-11-13 14:18:35,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:35,787 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:18:35,787 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:18:35,787 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:18:35,787 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:18:35,787 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:18:35,787 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:35,787 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:18:35,787 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:18:35,788 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration12_Loop [2024-11-13 14:18:35,788 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:18:35,788 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:18:35,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,814 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,842 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,845 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,849 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,852 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:35,891 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,189 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:18:36,189 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:18:36,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,193 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-13 14:18:36,195 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,195 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,219 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,219 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c1_st~0=4} Honda state: {~c1_st~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-13 14:18:36,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,236 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-13 14:18:36,238 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,239 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,255 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,255 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet7#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-13 14:18:36,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,272 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-13 14:18:36,274 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,274 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,299 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,299 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e_c~0=-8} Honda state: {~e_c~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-13 14:18:36,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,316 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-13 14:18:36,317 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,318 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,333 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,333 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_~tmp___1~0#1=0} Honda state: {ULTIMATE.start_eval_~tmp___1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-13 14:18:36,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,353 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-13 14:18:36,358 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,359 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,382 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,382 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~r_st~0=-1} Honda state: {~r_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:36,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,401 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-13 14:18:36,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,404 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,420 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,420 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_~tmp___2~0#1=0} Honda state: {ULTIMATE.start_eval_~tmp___2~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-13 14:18:36,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,451 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-13 14:18:36,453 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,453 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,477 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,477 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e_wl~0=-1} Honda state: {~e_wl~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-13 14:18:36,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,493 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-13 14:18:36,495 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,495 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,516 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,516 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet4#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-13 14:18:36,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,543 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-13 14:18:36,549 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,549 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,580 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,580 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c2_st~0=-1} Honda state: {~c2_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-13 14:18:36,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,607 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-13 14:18:36,610 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,610 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,631 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,632 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet5#1=0} Honda state: {ULTIMATE.start_eval_#t~nondet5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-13 14:18:36,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,657 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-13 14:18:36,661 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,661 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,692 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 14:18:36,692 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~wb_st~0=-1} Honda state: {~wb_st~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 14:18:36,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:36,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,717 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-13 14:18:36,721 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:18:36,721 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-13 14:18:36,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:36,779 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:36,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-13 14:18:36,781 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:18:36,781 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:18:36,838 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:18:36,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-13 14:18:36,842 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:18:36,842 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:18:36,842 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:18:36,842 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:18:36,842 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:18:36,842 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:36,842 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:18:36,842 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:18:36,842 INFO L132 ssoRankerPreferences]: Filename of dumped script: toy.cil.c_Iteration12_Loop [2024-11-13 14:18:36,842 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:18:36,842 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:18:36,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,902 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:36,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:18:37,271 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:18:37,272 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:18:37,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,274 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-13 14:18:37,278 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 [2024-11-13 14:18:37,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,292 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,293 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,295 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:37,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,312 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-13 14:18:37,316 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 [2024-11-13 14:18:37,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,331 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,332 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,334 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:37,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,350 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-13 14:18:37,352 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 [2024-11-13 14:18:37,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,366 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-13 14:18:37,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,382 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-13 14:18:37,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:18:37,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,399 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-13 14:18:37,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,414 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-13 14:18:37,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:18:37,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,432 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,433 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,436 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-13 14:18:37,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,458 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-13 14:18:37,462 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 [2024-11-13 14:18:37,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,481 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-13 14:18:37,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,501 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-13 14:18:37,503 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 [2024-11-13 14:18:37,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,516 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,519 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:37,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,533 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-13 14:18:37,535 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 [2024-11-13 14:18:37,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,547 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,548 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,552 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-13 14:18:37,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,574 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-13 14:18:37,575 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 [2024-11-13 14:18:37,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,589 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-13 14:18:37,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,603 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-13 14:18:37,605 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 [2024-11-13 14:18:37,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,619 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:37,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,633 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-13 14:18:37,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:18:37,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,647 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,650 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:37,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,666 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-13 14:18:37,667 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 [2024-11-13 14:18:37,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,681 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,682 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,685 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-13 14:18:37,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,701 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-13 14:18:37,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:18:37,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,719 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-13 14:18:37,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,735 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-13 14:18:37,757 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 [2024-11-13 14:18:37,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,770 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,773 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-13 14:18:37,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,788 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-13 14:18:37,789 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 [2024-11-13 14:18:37,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,805 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:37,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,820 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-13 14:18:37,822 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 [2024-11-13 14:18:37,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,835 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,836 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,838 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:37,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,853 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-13 14:18:37,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:18:37,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,869 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,870 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:37,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,885 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-13 14:18:37,888 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 [2024-11-13 14:18:37,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,903 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-13 14:18:37,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,918 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-13 14:18:37,920 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 [2024-11-13 14:18:37,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:37,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:37,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,935 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-13 14:18:37,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,950 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-13 14:18:37,953 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 [2024-11-13 14:18:37,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:37,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:37,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:37,969 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:37,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:37,970 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:37,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:37,974 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:37,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-11-13 14:18:37,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:37,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:37,998 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:37,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-13 14:18:38,000 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 [2024-11-13 14:18:38,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:38,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:38,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:38,012 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:18:38,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:38,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:18:38,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:38,014 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:18:38,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:38,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:38,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:38,028 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:38,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-13 14:18:38,030 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 [2024-11-13 14:18:38,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:18:38,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:18:38,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:18:38,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:18:38,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:18:38,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:18:38,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:18:38,045 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:18:38,047 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 14:18:38,047 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 14:18:38,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:18:38,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:18:38,049 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:18:38,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-13 14:18:38,050 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:18:38,051 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 14:18:38,051 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:18:38,051 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~e_e~0) = -1*~e_e~0 + 1 Supporting invariants [] [2024-11-13 14:18:38,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-13 14:18:38,064 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 14:18:38,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:38,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:18:38,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:38,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 14:18:38,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:38,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:38,291 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-13 14:18:38,292 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4144 states and 6828 transitions. cyclomatic complexity: 2694 Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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) [2024-11-13 14:18:38,400 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4144 states and 6828 transitions. cyclomatic complexity: 2694. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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 11107 states and 18362 transitions. Complement of second has 5 states. [2024-11-13 14:18:38,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 14:18:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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) [2024-11-13 14:18:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 204 transitions. [2024-11-13 14:18:38,402 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 204 transitions. Stem has 25 letters. Loop has 29 letters. [2024-11-13 14:18:38,404 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:38,404 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 204 transitions. Stem has 54 letters. Loop has 29 letters. [2024-11-13 14:18:38,404 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:38,404 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 204 transitions. Stem has 25 letters. Loop has 58 letters. [2024-11-13 14:18:38,405 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:18:38,406 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11107 states and 18362 transitions. [2024-11-13 14:18:38,453 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2544 [2024-11-13 14:18:38,527 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11107 states to 11107 states and 18362 transitions. [2024-11-13 14:18:38,528 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2841 [2024-11-13 14:18:38,533 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2890 [2024-11-13 14:18:38,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11107 states and 18362 transitions. [2024-11-13 14:18:38,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:38,533 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11107 states and 18362 transitions. [2024-11-13 14:18:38,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11107 states and 18362 transitions. [2024-11-13 14:18:38,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-13 14:18:38,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11107 to 11058. [2024-11-13 14:18:38,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11058 states, 11058 states have (on average 1.65283052993308) internal successors, (18277), 11057 states have internal predecessors, (18277), 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) [2024-11-13 14:18:38,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11058 states to 11058 states and 18277 transitions. [2024-11-13 14:18:38,819 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11058 states and 18277 transitions. [2024-11-13 14:18:38,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:38,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:38,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:38,820 INFO L87 Difference]: Start difference. First operand 11058 states and 18277 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2024-11-13 14:18:38,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:38,899 INFO L93 Difference]: Finished difference Result 9762 states and 16133 transitions. [2024-11-13 14:18:38,899 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9762 states and 16133 transitions. [2024-11-13 14:18:39,025 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2544 [2024-11-13 14:18:39,077 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9762 states to 9762 states and 16133 transitions. [2024-11-13 14:18:39,077 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2841 [2024-11-13 14:18:39,082 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2841 [2024-11-13 14:18:39,082 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9762 states and 16133 transitions. [2024-11-13 14:18:39,083 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:39,083 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9762 states and 16133 transitions. [2024-11-13 14:18:39,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9762 states and 16133 transitions. [2024-11-13 14:18:39,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9762 to 9252. [2024-11-13 14:18:39,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9252 states, 9252 states have (on average 1.6571552096843927) internal successors, (15332), 9251 states have internal predecessors, (15332), 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) [2024-11-13 14:18:39,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9252 states to 9252 states and 15332 transitions. [2024-11-13 14:18:39,336 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9252 states and 15332 transitions. [2024-11-13 14:18:39,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:39,337 INFO L424 stractBuchiCegarLoop]: Abstraction has 9252 states and 15332 transitions. [2024-11-13 14:18:39,337 INFO L331 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-13 14:18:39,338 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9252 states and 15332 transitions. [2024-11-13 14:18:39,371 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2544 [2024-11-13 14:18:39,372 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:39,372 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:39,373 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:39,373 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:39,373 INFO L745 eck$LassoCheckResult]: Stem: 66496#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 66497#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 66550#L408 assume !(1 == ~c_req_up~0); 66673#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 66722#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 66721#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 66720#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 66688#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 66689#L439-1 assume !(0 == ~e_f~0); 66425#L444-1 assume !(0 == ~e_g~0); 66426#L449-1 assume !(0 == ~e_e~0); 66585#L454-1 assume !(0 == ~e_c~0); 66586#L459-1 assume !(0 == ~e_wl~0); 66736#L464-1 assume !(1 == ~wl_pc~0); 66668#$Ultimate##44 assume !(2 == ~wl_pc~0); 66669#L477 assume !(1 == ~c1_pc~0); 66724#L487 assume !(1 == ~c2_pc~0); 66718#L496 assume !(1 == ~wb_pc~0); 66716#L505 assume !(1 == ~e_c~0); 66714#L514-1 assume !(1 == ~e_e~0); 66712#L519-1 assume !(1 == ~e_f~0); 66711#L524-1 assume !(1 == ~e_g~0); 66705#L529-1 assume !(1 == ~e_c~0); 66706#L534-1 assume !(1 == ~e_wl~0); 68652#L676-1 assume !false; 67305#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 70906#L381 [2024-11-13 14:18:39,374 INFO L747 eck$LassoCheckResult]: Loop: 70906#L381 assume !false; 71952#L299 assume 0 == ~wl_st~0; 71951#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 71949#L325 assume !(0 != eval_~tmp~0#1); 71950#L321 assume !(0 == ~c1_st~0); 71965#L336 assume !(0 == ~c2_st~0); 71963#L351 assume !(0 == ~wb_st~0); 71957#L366 assume !(0 == ~r_st~0); 70906#L381 [2024-11-13 14:18:39,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:39,374 INFO L85 PathProgramCache]: Analyzing trace with hash 823350745, now seen corresponding path program 1 times [2024-11-13 14:18:39,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:39,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745749076] [2024-11-13 14:18:39,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:39,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:39,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:39,406 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:39,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:39,407 INFO L85 PathProgramCache]: Analyzing trace with hash 258818678, now seen corresponding path program 1 times [2024-11-13 14:18:39,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:39,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93690130] [2024-11-13 14:18:39,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:39,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:39,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:39,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:39,419 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:39,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:39,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1343832142, now seen corresponding path program 1 times [2024-11-13 14:18:39,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:39,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708314149] [2024-11-13 14:18:39,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:39,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:39,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:39,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:39,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708314149] [2024-11-13 14:18:39,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708314149] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:39,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:39,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:39,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084304102] [2024-11-13 14:18:39,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:39,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:39,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:39,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:39,533 INFO L87 Difference]: Start difference. First operand 9252 states and 15332 transitions. cyclomatic complexity: 6101 Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2024-11-13 14:18:39,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:39,656 INFO L93 Difference]: Finished difference Result 14524 states and 23844 transitions. [2024-11-13 14:18:39,656 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14524 states and 23844 transitions. [2024-11-13 14:18:39,789 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 3884 [2024-11-13 14:18:39,861 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14524 states to 14524 states and 23844 transitions. [2024-11-13 14:18:39,861 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4465 [2024-11-13 14:18:39,868 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4465 [2024-11-13 14:18:39,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14524 states and 23844 transitions. [2024-11-13 14:18:39,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:39,869 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14524 states and 23844 transitions. [2024-11-13 14:18:39,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14524 states and 23844 transitions. [2024-11-13 14:18:40,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14524 to 14524. [2024-11-13 14:18:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14524 states, 14524 states have (on average 1.6416965023409529) internal successors, (23844), 14523 states have internal predecessors, (23844), 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) [2024-11-13 14:18:40,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14524 states to 14524 states and 23844 transitions. [2024-11-13 14:18:40,523 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14524 states and 23844 transitions. [2024-11-13 14:18:40,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:40,524 INFO L424 stractBuchiCegarLoop]: Abstraction has 14524 states and 23844 transitions. [2024-11-13 14:18:40,528 INFO L331 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-13 14:18:40,528 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14524 states and 23844 transitions. [2024-11-13 14:18:40,602 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 3884 [2024-11-13 14:18:40,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:40,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:40,603 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:40,603 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:40,604 INFO L745 eck$LassoCheckResult]: Stem: 90281#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 90282#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 90337#L408 assume !(1 == ~c_req_up~0); 90444#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 90445#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 90502#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 90503#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 90494#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 90495#L439-1 assume !(0 == ~e_f~0); 90209#L444-1 assume !(0 == ~e_g~0); 90210#L449-1 assume !(0 == ~e_e~0); 90375#L454-1 assume !(0 == ~e_c~0); 90376#L459-1 assume !(0 == ~e_wl~0); 90532#L464-1 assume !(1 == ~wl_pc~0); 90529#$Ultimate##44 assume !(2 == ~wl_pc~0); 90528#L477 assume !(1 == ~c1_pc~0); 90526#L487 assume !(1 == ~c2_pc~0); 90524#L496 assume !(1 == ~wb_pc~0); 90522#L505 assume !(1 == ~e_c~0); 90521#L514-1 assume !(1 == ~e_e~0); 90519#L519-1 assume !(1 == ~e_f~0); 90517#L524-1 assume !(1 == ~e_g~0); 90512#L529-1 assume !(1 == ~e_c~0); 90203#L534-1 assume !(1 == ~e_wl~0); 90204#L676-1 assume !false; 91261#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 100134#L381 [2024-11-13 14:18:40,604 INFO L747 eck$LassoCheckResult]: Loop: 100134#L381 assume !false; 100132#L299 assume 0 == ~wl_st~0; 100130#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 100128#L325 assume !(0 != eval_~tmp~0#1); 100129#L321 assume 0 == ~c1_st~0;havoc eval_#t~nondet5#1;eval_~tmp___0~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1; 100319#L340 assume !(0 != eval_~tmp___0~0#1); 100227#L336 assume !(0 == ~c2_st~0); 100146#L351 assume !(0 == ~wb_st~0); 100139#L366 assume !(0 == ~r_st~0); 100134#L381 [2024-11-13 14:18:40,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:40,605 INFO L85 PathProgramCache]: Analyzing trace with hash 823350745, now seen corresponding path program 2 times [2024-11-13 14:18:40,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:40,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490730182] [2024-11-13 14:18:40,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:40,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:40,620 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:40,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:40,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:40,636 INFO L85 PathProgramCache]: Analyzing trace with hash -617327841, now seen corresponding path program 1 times [2024-11-13 14:18:40,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:40,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092583648] [2024-11-13 14:18:40,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:40,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:40,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:40,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:40,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:40,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1341648825, now seen corresponding path program 1 times [2024-11-13 14:18:40,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:40,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593041895] [2024-11-13 14:18:40,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:40,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:40,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:40,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:40,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593041895] [2024-11-13 14:18:40,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593041895] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:40,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:40,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:40,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495668357] [2024-11-13 14:18:40,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:40,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:40,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:40,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:40,774 INFO L87 Difference]: Start difference. First operand 14524 states and 23844 transitions. cyclomatic complexity: 9341 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:18:40,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:40,919 INFO L93 Difference]: Finished difference Result 22652 states and 36657 transitions. [2024-11-13 14:18:40,919 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22652 states and 36657 transitions. [2024-11-13 14:18:41,164 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 5960 [2024-11-13 14:18:41,357 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22652 states to 22652 states and 36657 transitions. [2024-11-13 14:18:41,358 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7084 [2024-11-13 14:18:41,368 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7084 [2024-11-13 14:18:41,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22652 states and 36657 transitions. [2024-11-13 14:18:41,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:41,369 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22652 states and 36657 transitions. [2024-11-13 14:18:41,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22652 states and 36657 transitions. [2024-11-13 14:18:41,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22652 to 22652. [2024-11-13 14:18:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22652 states, 22652 states have (on average 1.6182677026311143) internal successors, (36657), 22651 states have internal predecessors, (36657), 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) [2024-11-13 14:18:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22652 states to 22652 states and 36657 transitions. [2024-11-13 14:18:41,781 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22652 states and 36657 transitions. [2024-11-13 14:18:41,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:41,783 INFO L424 stractBuchiCegarLoop]: Abstraction has 22652 states and 36657 transitions. [2024-11-13 14:18:41,783 INFO L331 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-13 14:18:41,783 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22652 states and 36657 transitions. [2024-11-13 14:18:41,947 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 5960 [2024-11-13 14:18:41,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:41,948 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:41,948 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:41,949 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:41,949 INFO L745 eck$LassoCheckResult]: Stem: 127468#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 127469#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 127520#L408 assume !(1 == ~c_req_up~0); 127626#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 127627#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 127682#L424-1 assume !(1 == ~c2_i~0);~c2_st~0 := 2; 127683#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 127675#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 127676#L439-1 assume !(0 == ~e_f~0); 127393#L444-1 assume !(0 == ~e_g~0); 127394#L449-1 assume !(0 == ~e_e~0); 127558#L454-1 assume !(0 == ~e_c~0); 127559#L459-1 assume !(0 == ~e_wl~0); 127664#L464-1 assume !(1 == ~wl_pc~0); 127734#$Ultimate##44 assume !(2 == ~wl_pc~0); 127721#L477 assume !(1 == ~c1_pc~0); 127718#L487 assume !(1 == ~c2_pc~0); 127716#L496 assume !(1 == ~wb_pc~0); 127714#L505 assume !(1 == ~e_c~0); 127711#L514-1 assume !(1 == ~e_e~0); 127707#L519-1 assume !(1 == ~e_f~0); 127708#L524-1 assume !(1 == ~e_g~0); 131780#L529-1 assume !(1 == ~e_c~0); 131779#L534-1 assume !(1 == ~e_wl~0); 131699#L676-1 assume !false; 131011#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 142880#L381 [2024-11-13 14:18:41,949 INFO L747 eck$LassoCheckResult]: Loop: 142880#L381 assume !false; 142875#L299 assume 0 == ~wl_st~0; 142873#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 142870#L325 assume !(0 != eval_~tmp~0#1); 142869#L321 assume 0 == ~c1_st~0;havoc eval_#t~nondet5#1;eval_~tmp___0~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1; 142821#L340 assume !(0 != eval_~tmp___0~0#1); 142867#L336 assume !(0 == ~c2_st~0); 142889#L351 assume !(0 == ~wb_st~0); 142884#L366 assume !(0 == ~r_st~0); 142880#L381 [2024-11-13 14:18:41,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:41,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1246052571, now seen corresponding path program 1 times [2024-11-13 14:18:41,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:41,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97881152] [2024-11-13 14:18:41,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:41,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:42,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:42,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:42,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97881152] [2024-11-13 14:18:42,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97881152] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:42,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:42,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:42,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166739610] [2024-11-13 14:18:42,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:42,005 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:18:42,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:42,006 INFO L85 PathProgramCache]: Analyzing trace with hash -617327841, now seen corresponding path program 2 times [2024-11-13 14:18:42,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:42,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463816516] [2024-11-13 14:18:42,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:42,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:42,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:42,016 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:42,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:42,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:42,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:42,071 INFO L87 Difference]: Start difference. First operand 22652 states and 36657 transitions. cyclomatic complexity: 14026 Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) [2024-11-13 14:18:42,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:42,150 INFO L93 Difference]: Finished difference Result 22581 states and 36538 transitions. [2024-11-13 14:18:42,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22581 states and 36538 transitions. [2024-11-13 14:18:42,361 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 5960 [2024-11-13 14:18:42,456 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22581 states to 22581 states and 36538 transitions. [2024-11-13 14:18:42,456 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7017 [2024-11-13 14:18:42,466 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7017 [2024-11-13 14:18:42,467 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22581 states and 36538 transitions. [2024-11-13 14:18:42,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:42,474 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22581 states and 36538 transitions. [2024-11-13 14:18:42,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22581 states and 36538 transitions. [2024-11-13 14:18:42,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22581 to 22581. [2024-11-13 14:18:42,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22581 states, 22581 states have (on average 1.6180860015056906) internal successors, (36538), 22580 states have internal predecessors, (36538), 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) [2024-11-13 14:18:43,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22581 states to 22581 states and 36538 transitions. [2024-11-13 14:18:43,033 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22581 states and 36538 transitions. [2024-11-13 14:18:43,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:43,035 INFO L424 stractBuchiCegarLoop]: Abstraction has 22581 states and 36538 transitions. [2024-11-13 14:18:43,035 INFO L331 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-11-13 14:18:43,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22581 states and 36538 transitions. [2024-11-13 14:18:43,233 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 5960 [2024-11-13 14:18:43,234 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:43,234 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:43,235 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:43,235 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:43,235 INFO L745 eck$LassoCheckResult]: Stem: 172703#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 172704#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 172756#L408 assume !(1 == ~c_req_up~0); 172902#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 172950#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 172949#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 172948#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 172917#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 172918#L439-1 assume !(0 == ~e_f~0); 172632#L444-1 assume !(0 == ~e_g~0); 172633#L449-1 assume !(0 == ~e_e~0); 172796#L454-1 assume !(0 == ~e_c~0); 172797#L459-1 assume !(0 == ~e_wl~0); 172964#L464-1 assume !(1 == ~wl_pc~0); 172892#$Ultimate##44 assume !(2 == ~wl_pc~0); 172893#L477 assume !(1 == ~c1_pc~0); 172952#L487 assume !(1 == ~c2_pc~0); 172946#L496 assume !(1 == ~wb_pc~0); 172944#L505 assume !(1 == ~e_c~0); 172942#L514-1 assume !(1 == ~e_e~0); 172940#L519-1 assume !(1 == ~e_f~0); 172939#L524-1 assume !(1 == ~e_g~0); 172933#L529-1 assume !(1 == ~e_c~0); 172626#L534-1 assume !(1 == ~e_wl~0); 172627#L676-1 assume !false; 174414#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 189217#L381 [2024-11-13 14:18:43,236 INFO L747 eck$LassoCheckResult]: Loop: 189217#L381 assume !false; 189215#L299 assume 0 == ~wl_st~0; 189214#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 189212#L325 assume !(0 != eval_~tmp~0#1); 187977#L321 assume 0 == ~c1_st~0;havoc eval_#t~nondet5#1;eval_~tmp___0~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1; 187974#L340 assume !(0 != eval_~tmp___0~0#1); 187973#L336 assume 0 == ~c2_st~0;havoc eval_#t~nondet6#1;eval_~tmp___1~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1; 187958#L355 assume !(0 != eval_~tmp___1~0#1); 187972#L351 assume !(0 == ~wb_st~0); 189222#L366 assume !(0 == ~r_st~0); 189217#L381 [2024-11-13 14:18:43,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:43,237 INFO L85 PathProgramCache]: Analyzing trace with hash 823350745, now seen corresponding path program 3 times [2024-11-13 14:18:43,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:43,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869438423] [2024-11-13 14:18:43,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:43,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:43,251 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:43,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:43,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:43,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1958913887, now seen corresponding path program 1 times [2024-11-13 14:18:43,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:43,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623026762] [2024-11-13 14:18:43,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:43,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:43,270 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:43,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:43,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:43,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1356939385, now seen corresponding path program 1 times [2024-11-13 14:18:43,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:43,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728702775] [2024-11-13 14:18:43,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:43,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:43,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:18:43,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:43,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728702775] [2024-11-13 14:18:43,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728702775] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:43,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:43,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:18:43,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517556757] [2024-11-13 14:18:43,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:43,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:43,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:18:43,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:18:43,442 INFO L87 Difference]: Start difference. First operand 22581 states and 36538 transitions. cyclomatic complexity: 13978 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2024-11-13 14:18:43,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:43,695 INFO L93 Difference]: Finished difference Result 37613 states and 59923 transitions. [2024-11-13 14:18:43,695 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37613 states and 59923 transitions. [2024-11-13 14:18:44,111 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10032 [2024-11-13 14:18:44,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37613 states to 37613 states and 59923 transitions. [2024-11-13 14:18:44,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11689 [2024-11-13 14:18:44,293 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11689 [2024-11-13 14:18:44,293 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37613 states and 59923 transitions. [2024-11-13 14:18:44,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:18:44,307 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37613 states and 59923 transitions. [2024-11-13 14:18:44,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37613 states and 59923 transitions. [2024-11-13 14:18:44,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37613 to 37613. [2024-11-13 14:18:44,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37613 states, 37613 states have (on average 1.593145986759897) internal successors, (59923), 37612 states have internal predecessors, (59923), 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) [2024-11-13 14:18:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37613 states to 37613 states and 59923 transitions. [2024-11-13 14:18:44,937 INFO L240 hiAutomatonCegarLoop]: Abstraction has 37613 states and 59923 transitions. [2024-11-13 14:18:44,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:18:44,938 INFO L424 stractBuchiCegarLoop]: Abstraction has 37613 states and 59923 transitions. [2024-11-13 14:18:44,939 INFO L331 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2024-11-13 14:18:44,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37613 states and 59923 transitions. [2024-11-13 14:18:45,054 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10032 [2024-11-13 14:18:45,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:18:45,054 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:18:45,055 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:45,056 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:45,056 INFO L745 eck$LassoCheckResult]: Stem: 232907#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3);~c~0 := 0;~c_t~0 := 0;~c_req_up~0 := 0;~p_in~0 := 0;~p_out~0 := 0;~wl_st~0 := 0;~c1_st~0 := 0;~c2_st~0 := 0;~wb_st~0 := 0;~r_st~0 := 0;~wl_i~0 := 0;~c1_i~0 := 0;~c2_i~0 := 0;~wb_i~0 := 0;~r_i~0 := 0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~e_e~0 := 0;~e_f~0 := 0;~e_g~0 := 0;~e_c~0 := 0;~e_p_in~0 := 0;~e_wl~0 := 0;~d~0 := 0;~data~0 := 0;~processed~0 := 0;~t_b~0 := 0; 232908#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~0#1;havoc main_~__retres1~0#1;~e_wl~0 := 2;~e_c~0 := ~e_wl~0;~e_g~0 := ~e_c~0;~e_f~0 := ~e_g~0;~e_e~0 := ~e_f~0;~wl_pc~0 := 0;~c1_pc~0 := 0;~c2_pc~0 := 0;~wb_pc~0 := 0;~wb_i~0 := 1;~c2_i~0 := ~wb_i~0;~c1_i~0 := ~c2_i~0;~wl_i~0 := ~c1_i~0;~r_i~0 := 0;~c_req_up~0 := 0;~d~0 := 0;~c~0 := 0;assume { :begin_inline_start_simulation } true;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~kernel_st~0#1;start_simulation_~kernel_st~0#1 := 0; 232961#L408 assume !(1 == ~c_req_up~0); 233127#L408-2 assume 1 == ~wl_i~0;~wl_st~0 := 0; 233183#L419-1 assume 1 == ~c1_i~0;~c1_st~0 := 0; 233182#L424-1 assume 1 == ~c2_i~0;~c2_st~0 := 0; 233181#L429-1 assume 1 == ~wb_i~0;~wb_st~0 := 0; 233148#L434-1 assume !(1 == ~r_i~0);~r_st~0 := 2; 233149#L439-1 assume !(0 == ~e_f~0); 232834#L444-1 assume !(0 == ~e_g~0); 232835#L449-1 assume !(0 == ~e_e~0); 233003#L454-1 assume !(0 == ~e_c~0); 233004#L459-1 assume !(0 == ~e_wl~0); 233197#L464-1 assume !(1 == ~wl_pc~0); 233117#$Ultimate##44 assume !(2 == ~wl_pc~0); 233118#L477 assume !(1 == ~c1_pc~0); 233185#L487 assume !(1 == ~c2_pc~0); 233179#L496 assume !(1 == ~wb_pc~0); 233177#L505 assume !(1 == ~e_c~0); 233175#L514-1 assume !(1 == ~e_e~0); 233173#L519-1 assume !(1 == ~e_f~0); 233172#L524-1 assume !(1 == ~e_g~0); 233166#L529-1 assume !(1 == ~e_c~0); 232828#L534-1 assume !(1 == ~e_wl~0); 232829#L676-1 assume !false; 234435#L546 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;havoc eval_~tmp~0#1;havoc eval_~tmp___0~0#1;havoc eval_~tmp___1~0#1;havoc eval_~tmp___2~0#1;havoc eval_~tmp___3~0#1; 258494#L381 [2024-11-13 14:18:45,056 INFO L747 eck$LassoCheckResult]: Loop: 258494#L381 assume !false; 261433#L299 assume 0 == ~wl_st~0; 261430#L312-1 assume 0 == ~wl_st~0;havoc eval_#t~nondet4#1;eval_~tmp~0#1 := eval_#t~nondet4#1;havoc eval_#t~nondet4#1; 261429#L325 assume !(0 != eval_~tmp~0#1); 257423#L321 assume 0 == ~c1_st~0;havoc eval_#t~nondet5#1;eval_~tmp___0~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1; 257421#L340 assume !(0 != eval_~tmp___0~0#1); 257419#L336 assume 0 == ~c2_st~0;havoc eval_#t~nondet6#1;eval_~tmp___1~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1; 257208#L355 assume !(0 != eval_~tmp___1~0#1); 257416#L351 assume 0 == ~wb_st~0;havoc eval_#t~nondet7#1;eval_~tmp___2~0#1 := eval_#t~nondet7#1;havoc eval_#t~nondet7#1; 257490#L370 assume !(0 != eval_~tmp___2~0#1); 257510#L366 assume !(0 == ~r_st~0); 258494#L381 [2024-11-13 14:18:45,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:45,057 INFO L85 PathProgramCache]: Analyzing trace with hash 823350745, now seen corresponding path program 4 times [2024-11-13 14:18:45,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:45,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323782264] [2024-11-13 14:18:45,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:45,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:45,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:45,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:45,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:45,290 INFO L85 PathProgramCache]: Analyzing trace with hash -596822796, now seen corresponding path program 1 times [2024-11-13 14:18:45,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:45,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770588454] [2024-11-13 14:18:45,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:45,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:45,298 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:45,306 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:45,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:45,307 INFO L85 PathProgramCache]: Analyzing trace with hash -884586468, now seen corresponding path program 1 times [2024-11-13 14:18:45,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:45,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247560036] [2024-11-13 14:18:45,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:45,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:45,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:45,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:18:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:46,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:18:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:18:47,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 02:18:47 BoogieIcfgContainer [2024-11-13 14:18:47,172 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 14:18:47,173 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:18:47,173 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:18:47,173 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:18:47,174 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:18:24" (3/4) ... [2024-11-13 14:18:47,181 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-13 14:18:47,303 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 14:18:47,303 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:18:47,304 INFO L158 Benchmark]: Toolchain (without parser) took 24412.82ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 117.1MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 426.1MB. Max. memory is 16.1GB. [2024-11-13 14:18:47,306 INFO L158 Benchmark]: CDTParser took 1.17ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:18:47,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.13ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 102.2MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:18:47,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.98ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 100.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:18:47,309 INFO L158 Benchmark]: Boogie Preprocessor took 73.54ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 98.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:18:47,309 INFO L158 Benchmark]: RCFGBuilder took 846.58ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 72.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 14:18:47,311 INFO L158 Benchmark]: BuchiAutomizer took 22737.84ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 72.8MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 384.2MB. Max. memory is 16.1GB. [2024-11-13 14:18:47,311 INFO L158 Benchmark]: Witness Printer took 130.90ms. Allocated memory is still 2.4GB. Free memory was 1.9GB in the beginning and 1.9GB in the end (delta: 5.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:18:47,314 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.13ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 102.2MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.98ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 100.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.54ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 98.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 846.58ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 72.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 22737.84ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 72.8MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 384.2MB. Max. memory is 16.1GB. * Witness Printer took 130.90ms. Allocated memory is still 2.4GB. Free memory was 1.9GB in the beginning and 1.9GB in the end (delta: 5.9MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 20 terminating modules (16 trivial, 4 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function (((long long) -2 * e_c) + 3) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -1 * e_f) + 1) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -1 * e_e) + 1) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -1 * e_e) + 1) and consists of 3 locations. 16 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 37613 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 22.5s and 17 iterations. TraceHistogramMax:1. Analysis of lassos took 12.5s. Construction of modules took 0.7s. Büchi inclusion checks took 7.6s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 14. Automata minimization 3.4s AutomataMinimizationTime, 20 MinimizatonAttempts, 2299 StatesRemovedByMinimization, 10 NontrivialMinimizations. Non-live state removal took 2.1s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4875 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4871 mSDsluCounter, 8606 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3448 mSDsCounter, 123 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 426 IncrementalHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 123 mSolverCounterUnsat, 5158 mSDtfsCounter, 426 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT0 conc3 concLT1 SILN1 SILU0 SILI6 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital77 mio100 ax100 hnf100 lsp12 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq182 hnf98 smp100 dnf159 smp80 tf109 neg100 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 40ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 21 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 298]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L28] int c ; [L29] int c_t ; [L30] int c_req_up ; [L31] int p_in ; [L32] int p_out ; [L33] int wl_st ; [L34] int c1_st ; [L35] int c2_st ; [L36] int wb_st ; [L37] int r_st ; [L38] int wl_i ; [L39] int c1_i ; [L40] int c2_i ; [L41] int wb_i ; [L42] int r_i ; [L43] int wl_pc ; [L44] int c1_pc ; [L45] int c2_pc ; [L46] int wb_pc ; [L47] int e_e ; [L48] int e_f ; [L49] int e_g ; [L50] int e_c ; [L51] int e_p_in ; [L52] int e_wl ; [L58] int d ; [L59] int data ; [L60] int processed ; [L61] static int t_b ; VAL [c1_i=0, c1_pc=0, c1_st=0, c2_i=0, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=0, e_e=0, e_f=0, e_g=0, e_p_in=0, e_wl=0, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=0, wb_pc=0, wb_st=0, wl_i=0, wl_pc=0, wl_st=0] [L693] int __retres1 ; [L697] e_wl = 2 [L698] e_c = e_wl [L699] e_g = e_c [L700] e_f = e_g [L701] e_e = e_f [L702] wl_pc = 0 [L703] c1_pc = 0 [L704] c2_pc = 0 [L705] wb_pc = 0 [L706] wb_i = 1 [L707] c2_i = wb_i [L708] c1_i = c2_i [L709] wl_i = c1_i [L710] r_i = 0 [L711] c_req_up = 0 [L712] d = 0 [L713] c = 0 [L714] CALL start_simulation() [L404] int kernel_st ; [L407] kernel_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L408] COND FALSE !((int )c_req_up == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L419] COND TRUE (int )wl_i == 1 [L420] wl_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L424] COND TRUE (int )c1_i == 1 [L425] c1_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L429] COND TRUE (int )c2_i == 1 [L430] c2_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L434] COND TRUE (int )wb_i == 1 [L435] wb_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L439] COND FALSE !((int )r_i == 1) [L442] r_st = 2 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L444] COND FALSE !((int )e_f == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L449] COND FALSE !((int )e_g == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L454] COND FALSE !((int )e_e == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L459] COND FALSE !((int )e_c == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L464] COND FALSE !((int )e_wl == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L469] COND FALSE !((int )wl_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L477] COND FALSE !((int )wl_pc == 2) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L487] COND FALSE !((int )c1_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L496] COND FALSE !((int )c2_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L505] COND FALSE !((int )wb_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L514] COND FALSE !((int )e_c == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L519] COND FALSE !((int )e_e == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L524] COND FALSE !((int )e_f == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L529] COND FALSE !((int )e_g == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L534] COND FALSE !((int )e_c == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L539] COND FALSE !((int )e_wl == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L545] COND TRUE 1 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L548] kernel_st = 1 [L549] CALL eval() [L290] int tmp ; [L291] int tmp___0 ; [L292] int tmp___1 ; [L293] int tmp___2 ; [L294] int tmp___3 ; VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] Loop: [L298] COND TRUE 1 [L300] COND TRUE (int )wl_st == 0 [L321] COND TRUE (int )wl_st == 0 [L323] tmp = __VERIFIER_nondet_int() [L325] COND FALSE !(\read(tmp)) [L336] COND TRUE (int )c1_st == 0 [L338] tmp___0 = __VERIFIER_nondet_int() [L340] COND FALSE !(\read(tmp___0)) [L351] COND TRUE (int )c2_st == 0 [L353] tmp___1 = __VERIFIER_nondet_int() [L355] COND FALSE !(\read(tmp___1)) [L366] COND TRUE (int )wb_st == 0 [L368] tmp___2 = __VERIFIER_nondet_int() [L370] COND FALSE !(\read(tmp___2)) [L381] COND FALSE !((int )r_st == 0) End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 298]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L28] int c ; [L29] int c_t ; [L30] int c_req_up ; [L31] int p_in ; [L32] int p_out ; [L33] int wl_st ; [L34] int c1_st ; [L35] int c2_st ; [L36] int wb_st ; [L37] int r_st ; [L38] int wl_i ; [L39] int c1_i ; [L40] int c2_i ; [L41] int wb_i ; [L42] int r_i ; [L43] int wl_pc ; [L44] int c1_pc ; [L45] int c2_pc ; [L46] int wb_pc ; [L47] int e_e ; [L48] int e_f ; [L49] int e_g ; [L50] int e_c ; [L51] int e_p_in ; [L52] int e_wl ; [L58] int d ; [L59] int data ; [L60] int processed ; [L61] static int t_b ; VAL [c1_i=0, c1_pc=0, c1_st=0, c2_i=0, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=0, e_e=0, e_f=0, e_g=0, e_p_in=0, e_wl=0, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=0, wb_pc=0, wb_st=0, wl_i=0, wl_pc=0, wl_st=0] [L693] int __retres1 ; [L697] e_wl = 2 [L698] e_c = e_wl [L699] e_g = e_c [L700] e_f = e_g [L701] e_e = e_f [L702] wl_pc = 0 [L703] c1_pc = 0 [L704] c2_pc = 0 [L705] wb_pc = 0 [L706] wb_i = 1 [L707] c2_i = wb_i [L708] c1_i = c2_i [L709] wl_i = c1_i [L710] r_i = 0 [L711] c_req_up = 0 [L712] d = 0 [L713] c = 0 [L714] CALL start_simulation() [L404] int kernel_st ; [L407] kernel_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L408] COND FALSE !((int )c_req_up == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L419] COND TRUE (int )wl_i == 1 [L420] wl_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L424] COND TRUE (int )c1_i == 1 [L425] c1_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L429] COND TRUE (int )c2_i == 1 [L430] c2_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L434] COND TRUE (int )wb_i == 1 [L435] wb_st = 0 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=0, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L439] COND FALSE !((int )r_i == 1) [L442] r_st = 2 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L444] COND FALSE !((int )e_f == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L449] COND FALSE !((int )e_g == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L454] COND FALSE !((int )e_e == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L459] COND FALSE !((int )e_c == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L464] COND FALSE !((int )e_wl == 0) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L469] COND FALSE !((int )wl_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L477] COND FALSE !((int )wl_pc == 2) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L487] COND FALSE !((int )c1_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L496] COND FALSE !((int )c2_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L505] COND FALSE !((int )wb_pc == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L514] COND FALSE !((int )e_c == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L519] COND FALSE !((int )e_e == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L524] COND FALSE !((int )e_f == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L529] COND FALSE !((int )e_g == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L534] COND FALSE !((int )e_c == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L539] COND FALSE !((int )e_wl == 1) VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L545] COND TRUE 1 VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] [L548] kernel_st = 1 [L549] CALL eval() [L290] int tmp ; [L291] int tmp___0 ; [L292] int tmp___1 ; [L293] int tmp___2 ; [L294] int tmp___3 ; VAL [c1_i=1, c1_pc=0, c1_st=0, c2_i=1, c2_pc=0, c2_st=0, c=0, c_req_up=0, c_t=0, d=0, data=0, e_c=2, e_e=2, e_f=2, e_g=2, e_p_in=0, e_wl=2, p_in=0, p_out=0, processed=0, r_i=0, r_st=2, t_b=0, wb_i=1, wb_pc=0, wb_st=0, wl_i=1, wl_pc=0, wl_st=0] Loop: [L298] COND TRUE 1 [L300] COND TRUE (int )wl_st == 0 [L321] COND TRUE (int )wl_st == 0 [L323] tmp = __VERIFIER_nondet_int() [L325] COND FALSE !(\read(tmp)) [L336] COND TRUE (int )c1_st == 0 [L338] tmp___0 = __VERIFIER_nondet_int() [L340] COND FALSE !(\read(tmp___0)) [L351] COND TRUE (int )c2_st == 0 [L353] tmp___1 = __VERIFIER_nondet_int() [L355] COND FALSE !(\read(tmp___1)) [L366] COND TRUE (int )wb_st == 0 [L368] tmp___2 = __VERIFIER_nondet_int() [L370] COND FALSE !(\read(tmp___2)) [L381] COND FALSE !((int )r_st == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 14:18:47,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f41c616-ad65-475e-ac10-94e5f54287f9/bin/uautomizer-verify-qhAvR1uOyd/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)