./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/genady-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/genady-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3cf25f06134410cf3fe2cb13bebb45512b92052388b257a9b0f3e089d05f1ab2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:35,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:35,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-19 08:06:35,785 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:35,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:35,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:35,817 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:35,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:35,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:35,820 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:35,820 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:35,821 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 08:06:35,822 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 08:06:35,822 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 08:06:35,823 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 08:06:35,823 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 08:06:35,824 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 08:06:35,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:35,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 08:06:35,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:06:35,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:35,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 08:06:35,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 08:06:35,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 08:06:35,829 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:06:35,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:35,830 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 08:06:35,831 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:35,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:35,832 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:35,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:35,833 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:06:35,834 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 08:06:35,835 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cf25f06134410cf3fe2cb13bebb45512b92052388b257a9b0f3e089d05f1ab2 [2023-11-19 08:06:36,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:36,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:36,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:36,264 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:36,265 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:36,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/termination-memory-alloca/genady-alloca.i [2023-11-19 08:06:39,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:39,677 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:39,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/sv-benchmarks/c/termination-memory-alloca/genady-alloca.i [2023-11-19 08:06:39,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/data/34fc9e986/065bf85eb6e3412aa1f4c395c20114a9/FLAG96813a23e [2023-11-19 08:06:39,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/data/34fc9e986/065bf85eb6e3412aa1f4c395c20114a9 [2023-11-19 08:06:39,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:39,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:39,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:39,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:39,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:39,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:39" (1/1) ... [2023-11-19 08:06:39,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7965fe77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:39, skipping insertion in model container [2023-11-19 08:06:39,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:39" (1/1) ... [2023-11-19 08:06:39,774 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:40,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:40,124 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:40,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:40,228 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:40,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40 WrapperNode [2023-11-19 08:06:40,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:40,229 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:40,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:40,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:40,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,266 INFO L138 Inliner]: procedures = 109, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2023-11-19 08:06:40,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:40,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:40,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:40,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:40,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:40,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:40,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:40,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:40,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (1/1) ... [2023-11-19 08:06:40,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:40,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:40,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:40,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:06:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:06:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:06:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:06:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:40,493 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:40,495 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:40,661 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:40,674 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:40,675 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:06:40,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:40 BoogieIcfgContainer [2023-11-19 08:06:40,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:40,679 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 08:06:40,679 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 08:06:40,686 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 08:06:40,686 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:06:40,687 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:06:39" (1/3) ... [2023-11-19 08:06:40,688 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@395bd845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:06:40, skipping insertion in model container [2023-11-19 08:06:40,688 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:06:40,688 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:40" (2/3) ... [2023-11-19 08:06:40,689 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@395bd845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:06:40, skipping insertion in model container [2023-11-19 08:06:40,690 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:06:40,690 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:40" (3/3) ... [2023-11-19 08:06:40,691 INFO L332 chiAutomizerObserver]: Analyzing ICFG genady-alloca.i [2023-11-19 08:06:40,754 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 08:06:40,754 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 08:06:40,754 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 08:06:40,754 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 08:06:40,755 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 08:06:40,755 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 08:06:40,755 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 08:06:40,755 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 08:06:40,759 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) [2023-11-19 08:06:40,778 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-19 08:06:40,778 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:40,778 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:40,783 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 08:06:40,783 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-19 08:06:40,783 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 08:06:40,783 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) [2023-11-19 08:06:40,784 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-19 08:06:40,784 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:06:40,785 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:06:40,785 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 08:06:40,785 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-19 08:06:40,791 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~mem8#1, main_#t~post9#1, main_#t~mem4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_~i~0#1.base, main_~i~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call write~int(1, main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int(10000, main_~i~0#1.base, main_~i~0#1.offset, 4); 6#L550-4true [2023-11-19 08:06:40,791 INFO L750 eck$LassoCheckResult]: Loop: 6#L550-4true call main_#t~mem6#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem7#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4); 9#L550-1true assume !!(main_#t~mem6#1 - main_#t~mem7#1 >= 1);havoc main_#t~mem6#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4);main_#t~post9#1 := main_#t~mem8#1;call write~int(1 + main_#t~post9#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~post9#1; 7#L550-3true call main_#t~mem4#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);main_#t~post5#1 := main_#t~mem4#1;call write~int(main_#t~post5#1 - 1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem4#1;havoc main_#t~post5#1; 6#L550-4true [2023-11-19 08:06:40,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:40,797 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-19 08:06:40,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:40,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159637418] [2023-11-19 08:06:40,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:40,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:40,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:40,994 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:40,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:40,996 INFO L85 PathProgramCache]: Analyzing trace with hash 35911, now seen corresponding path program 1 times [2023-11-19 08:06:40,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:40,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57488777] [2023-11-19 08:06:40,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:40,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:41,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:41,036 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:41,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:41,038 INFO L85 PathProgramCache]: Analyzing trace with hash 28694853, now seen corresponding path program 1 times [2023-11-19 08:06:41,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:41,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744149941] [2023-11-19 08:06:41,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:41,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:41,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:41,145 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:41,837 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:06:41,838 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:06:41,838 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:06:41,838 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:06:41,839 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:06:41,839 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:41,839 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:06:41,839 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:06:41,840 INFO L133 ssoRankerPreferences]: Filename of dumped script: genady-alloca.i_Iteration1_Lasso [2023-11-19 08:06:41,840 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:06:41,840 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:06:41,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,433 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,437 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,442 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,450 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,463 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,466 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:06:42,872 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:06:42,877 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:06:42,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:42,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:42,882 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:42,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:06:42,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 08:06:42,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:42,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:42,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:42,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:42,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:42,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:42,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:42,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:42,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:42,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:42,986 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:42,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:06:43,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 08:06:43,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,019 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:43,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,068 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,081 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 [2023-11-19 08:06:43,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 08:06:43,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,106 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:43,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,150 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 08:06:43,160 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 [2023-11-19 08:06:43,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,183 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:43,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,225 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 08:06:43,229 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 [2023-11-19 08:06:43,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,245 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:43,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,283 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,297 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 [2023-11-19 08:06:43,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 08:06:43,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:43,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,356 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 08:06:43,361 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 [2023-11-19 08:06:43,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,379 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:43,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-19 08:06:43,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,413 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,428 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 [2023-11-19 08:06:43,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 08:06:43,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:43,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,484 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,487 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 [2023-11-19 08:06:43,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 08:06:43,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,504 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:06:43,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,541 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 08:06:43,549 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 [2023-11-19 08:06:43,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:06:43,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:06:43,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:06:43,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:06:43,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:06:43,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:06:43,603 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 08:06:43,642 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2023-11-19 08:06:43,642 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2023-11-19 08:06:43,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:06:43,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:43,681 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 08:06:43,685 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 08:06:43,732 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-19 08:06:43,732 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 08:06:43,733 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_1 >= 0] [2023-11-19 08:06:43,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,827 INFO L156 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2023-11-19 08:06:43,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][~i~0!offset] could not be translated [2023-11-19 08:06:43,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:43,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 08:06:43,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:43,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 08:06:43,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:06:44,036 INFO L349 Elim1Store]: treesize reduction 31, result has 35.4 percent of original size [2023-11-19 08:06:44,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 37 [2023-11-19 08:06:44,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:06:44,123 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 [2023-11-19 08:06:44,125 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2023-11-19 08:06:44,232 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 18 states and 20 transitions. Complement of second has 10 states. [2023-11-19 08:06:44,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-19 08:06:44,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2023-11-19 08:06:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-19 08:06:44,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 2 letters. Loop has 3 letters. [2023-11-19 08:06:44,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:44,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 5 letters. Loop has 3 letters. [2023-11-19 08:06:44,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:44,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 2 letters. Loop has 6 letters. [2023-11-19 08:06:44,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:06:44,245 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2023-11-19 08:06:44,246 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 08:06:44,249 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2023-11-19 08:06:44,250 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-19 08:06:44,251 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-19 08:06:44,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-19 08:06:44,252 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:06:44,252 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:06:44,252 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:06:44,252 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:06:44,252 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 08:06:44,253 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-19 08:06:44,253 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 08:06:44,253 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-19 08:06:44,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:06:44 BoogieIcfgContainer [2023-11-19 08:06:44,261 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 08:06:44,262 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:06:44,262 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:06:44,262 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:06:44,263 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:40" (3/4) ... [2023-11-19 08:06:44,265 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:06:44,269 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:06:44,271 INFO L158 Benchmark]: Toolchain (without parser) took 4552.86ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 81.8MB in the beginning and 69.2MB in the end (delta: 12.6MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,276 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 121.6MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:44,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.90ms. Allocated memory is still 121.6MB. Free memory was 81.8MB in the beginning and 86.6MB in the end (delta: -4.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,279 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.90ms. Allocated memory is still 121.6MB. Free memory was 86.6MB in the beginning and 85.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,279 INFO L158 Benchmark]: Boogie Preprocessor took 25.03ms. Allocated memory is still 121.6MB. Free memory was 85.0MB in the beginning and 83.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,281 INFO L158 Benchmark]: RCFGBuilder took 384.74ms. Allocated memory is still 121.6MB. Free memory was 83.7MB in the beginning and 73.6MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,285 INFO L158 Benchmark]: BuchiAutomizer took 3582.05ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 73.2MB in the beginning and 70.3MB in the end (delta: 3.0MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,285 INFO L158 Benchmark]: Witness Printer took 7.81ms. Allocated memory is still 157.3MB. Free memory was 70.3MB in the beginning and 69.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,292 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 121.6MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 509.90ms. Allocated memory is still 121.6MB. Free memory was 81.8MB in the beginning and 86.6MB in the end (delta: -4.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.90ms. Allocated memory is still 121.6MB. Free memory was 86.6MB in the beginning and 85.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.03ms. Allocated memory is still 121.6MB. Free memory was 85.0MB in the beginning and 83.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 384.74ms. Allocated memory is still 121.6MB. Free memory was 83.7MB in the beginning and 73.6MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3582.05ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 73.2MB in the beginning and 70.3MB in the end (delta: 3.0MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Witness Printer took 7.81ms. Allocated memory is still 157.3MB. Free memory was 70.3MB in the beginning and 69.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][~i~0!offset] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 4 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital205 mio100 ax108 hnf100 lsp89 ukn61 mio100 lsp26 div100 bol100 ite100 ukn100 eq200 hnf89 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 79ms VariablesStem: 1 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-19 08:06:44,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:44,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4315e364-481c-479d-a6df-711bd6d95504/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE