./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya --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 8f561bb39ee57b07ab3831dd4ee3a1e439959bee7f69e1cabc2315100876031b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:41:51,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:41:51,215 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-29 02:41:51,221 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:41:51,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:41:51,247 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:41:51,247 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:41:51,248 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:41:51,248 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:41:51,249 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:41:51,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:41:51,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:41:51,251 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:41:51,251 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 02:41:51,252 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 02:41:51,252 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 02:41:51,253 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 02:41:51,253 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 02:41:51,254 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 02:41:51,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:41:51,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 02:41:51,255 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:41:51,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:41:51,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 02:41:51,257 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 02:41:51,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 02:41:51,257 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 02:41:51,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:41:51,258 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 02:41:51,259 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:41:51,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:41:51,259 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:41:51,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:41:51,260 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:41:51,261 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 02:41:51,261 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_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f561bb39ee57b07ab3831dd4ee3a1e439959bee7f69e1cabc2315100876031b [2023-11-29 02:41:51,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:41:51,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:41:51,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:41:51,510 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:41:51,510 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:41:51,511 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2023-11-29 02:41:54,166 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:41:54,386 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:41:54,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2023-11-29 02:41:54,396 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/data/39a8ce977/929f5116b3c94c21bfea9d7dce8b72d2/FLAG5eb05d065 [2023-11-29 02:41:54,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/data/39a8ce977/929f5116b3c94c21bfea9d7dce8b72d2 [2023-11-29 02:41:54,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:41:54,410 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:41:54,411 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:41:54,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:41:54,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:41:54,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28654f9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54, skipping insertion in model container [2023-11-29 02:41:54,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,460 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:41:54,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:41:54,725 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:41:54,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:41:54,788 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:41:54,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54 WrapperNode [2023-11-29 02:41:54,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:41:54,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:41:54,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:41:54,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:41:54,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,831 INFO L138 Inliner]: procedures = 111, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-29 02:41:54,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:41:54,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:41:54,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:41:54,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:41:54,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,847 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,860 INFO L175 MemorySlicer]: Split 18 memory accesses to 3 slices as follows [2, 7, 9]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 5 writes are split as follows [1, 2, 2]. [2023-11-29 02:41:54,861 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,861 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,866 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:41:54,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:41:54,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:41:54,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:41:54,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (1/1) ... [2023-11-29 02:41:54,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:54,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:54,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:54,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 02:41:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 02:41:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 02:41:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 02:41:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 02:41:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 02:41:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 02:41:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 02:41:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 02:41:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:41:54,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:41:55,045 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:41:55,047 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:41:55,204 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:41:55,213 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:41:55,213 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:41:55,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:41:55 BoogieIcfgContainer [2023-11-29 02:41:55,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:41:55,215 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 02:41:55,215 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 02:41:55,218 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 02:41:55,219 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:41:55,219 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 02:41:54" (1/3) ... [2023-11-29 02:41:55,220 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31f749fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 02:41:55, skipping insertion in model container [2023-11-29 02:41:55,220 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:41:55,220 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:41:54" (2/3) ... [2023-11-29 02:41:55,221 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31f749fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 02:41:55, skipping insertion in model container [2023-11-29 02:41:55,221 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:41:55,221 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:41:55" (3/3) ... [2023-11-29 02:41:55,222 INFO L332 chiAutomizerObserver]: Analyzing ICFG b.10-alloca.i [2023-11-29 02:41:55,266 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 02:41:55,266 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 02:41:55,266 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 02:41:55,266 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 02:41:55,266 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 02:41:55,266 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 02:41:55,266 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 02:41:55,267 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 02:41:55,270 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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) [2023-11-29 02:41:55,287 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2023-11-29 02:41:55,287 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:41:55,287 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:41:55,294 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 02:41:55,294 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:41:55,294 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 02:41:55,295 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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) [2023-11-29 02:41:55,296 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2023-11-29 02:41:55,297 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:41:55,297 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:41:55,297 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 02:41:55,297 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:41:55,305 INFO L748 eck$LassoCheckResult]: Stem: 15#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 16#L559-2true [2023-11-29 02:41:55,306 INFO L750 eck$LassoCheckResult]: Loop: 16#L559-2true call test_fun_#t~mem5#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 17#L555-1true assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1; 3#L555-3true test_fun_#t~short13#1 := test_fun_#t~short8#1; 5#L555-4true assume test_fun_#t~short13#1; 9#L555-9true test_fun_#t~short16#1 := test_fun_#t~short13#1; 10#L555-10true assume !test_fun_#t~short16#1; 14#L555-12true assume !!test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 4#L556true assume test_fun_#t~mem17#1 > 0;havoc test_fun_#t~mem17#1;call test_fun_#t~mem18#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem18#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem18#1; 16#L559-2true [2023-11-29 02:41:55,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:55,312 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-29 02:41:55,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:55,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95155427] [2023-11-29 02:41:55,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:55,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:41:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:55,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:41:55,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:55,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1790206705, now seen corresponding path program 1 times [2023-11-29 02:41:55,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:55,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014594482] [2023-11-29 02:41:55,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:55,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:41:55,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:41:55,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:41:55,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014594482] [2023-11-29 02:41:55,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014594482] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:41:55,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:41:55,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:41:55,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582613740] [2023-11-29 02:41:55,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:41:55,616 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 02:41:55,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:41:55,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:41:55,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:41:55,650 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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) [2023-11-29 02:41:55,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:41:55,696 INFO L93 Difference]: Finished difference Result 21 states and 28 transitions. [2023-11-29 02:41:55,698 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2023-11-29 02:41:55,699 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2023-11-29 02:41:55,702 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 16 states and 22 transitions. [2023-11-29 02:41:55,703 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-29 02:41:55,704 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-29 02:41:55,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2023-11-29 02:41:55,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:41:55,705 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2023-11-29 02:41:55,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2023-11-29 02:41:55,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2023-11-29 02:41:55,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 states have internal predecessors, (21), 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) [2023-11-29 02:41:55,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2023-11-29 02:41:55,732 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2023-11-29 02:41:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:41:55,736 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2023-11-29 02:41:55,736 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 02:41:55,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2023-11-29 02:41:55,737 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-29 02:41:55,738 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:41:55,738 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:41:55,738 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 02:41:55,738 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:41:55,739 INFO L748 eck$LassoCheckResult]: Stem: 64#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 58#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 54#L559-2 [2023-11-29 02:41:55,739 INFO L750 eck$LassoCheckResult]: Loop: 54#L559-2 call test_fun_#t~mem5#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 65#L555-1 assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1; 51#L555-3 test_fun_#t~short13#1 := test_fun_#t~short8#1; 52#L555-4 assume test_fun_#t~short13#1; 56#L555-9 test_fun_#t~short16#1 := test_fun_#t~short13#1; 61#L555-10 assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0; 62#L555-12 assume !!test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 53#L556 assume test_fun_#t~mem17#1 > 0;havoc test_fun_#t~mem17#1;call test_fun_#t~mem18#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem18#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem18#1; 54#L559-2 [2023-11-29 02:41:55,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:55,740 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2023-11-29 02:41:55,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:55,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776208731] [2023-11-29 02:41:55,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:55,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:55,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:41:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:55,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:41:55,795 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:55,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1790208627, now seen corresponding path program 1 times [2023-11-29 02:41:55,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:55,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962755615] [2023-11-29 02:41:55,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:55,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:55,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:41:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:55,831 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:41:55,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:55,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1099647153, now seen corresponding path program 1 times [2023-11-29 02:41:55,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:55,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526815220] [2023-11-29 02:41:55,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:55,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:55,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:41:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:55,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:41:56,862 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:41:56,863 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:41:56,863 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:41:56,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:41:56,863 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:41:56,863 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:56,863 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:41:56,863 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:41:56,863 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.10-alloca.i_Iteration2_Lasso [2023-11-29 02:41:56,864 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:41:56,864 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:41:56,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,899 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,907 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:56,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,492 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,514 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:41:57,908 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:41:57,913 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:41:57,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:57,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:57,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:57,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 02:41:57,924 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 [2023-11-29 02:41:57,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:57,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:57,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:57,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:57,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:57,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:57,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:57,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:57,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:41:57,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:57,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:57,952 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:57,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 02:41:57,963 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 [2023-11-29 02:41:57,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:57,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:57,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:57,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:57,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:57,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:57,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:57,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:57,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-29 02:41:57,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:57,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:57,981 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:57,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 02:41:57,984 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 [2023-11-29 02:41:57,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:57,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:57,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:57,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:57,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:57,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:57,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:57,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-29 02:41:58,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,003 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 02:41:58,006 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 [2023-11-29 02:41:58,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:58,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:58,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:58,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 02:41:58,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,026 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 02:41:58,030 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 [2023-11-29 02:41:58,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:58,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:58,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:58,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 02:41:58,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,047 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 02:41:58,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:41:58,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 02:41:58,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,073 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 02:41:58,076 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 [2023-11-29 02:41:58,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:58,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:58,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:58,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 02:41:58,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,102 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 02:41:58,105 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 [2023-11-29 02:41:58,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:58,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:58,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:58,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 02:41:58,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,129 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 02:41:58,131 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 [2023-11-29 02:41:58,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 02:41:58,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,152 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 02:41:58,156 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 [2023-11-29 02:41:58,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:58,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:58,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:58,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-29 02:41:58,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,176 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 02:41:58,182 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 [2023-11-29 02:41:58,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:58,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:58,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:58,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 02:41:58,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,202 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 02:41:58,206 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 [2023-11-29 02:41:58,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:58,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:58,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:58,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 02:41:58,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,225 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 02:41:58,228 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 [2023-11-29 02:41:58,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:41:58,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:41:58,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:41:58,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 02:41:58,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,248 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 02:41:58,251 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 [2023-11-29 02:41:58,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-29 02:41:58,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,314 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 02:41:58,319 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 [2023-11-29 02:41:58,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,331 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,331 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-29 02:41:58,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,340 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 02:41:58,343 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 [2023-11-29 02:41:58,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 02:41:58,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,373 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 02:41:58,378 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 [2023-11-29 02:41:58,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-29 02:41:58,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,405 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 02:41:58,411 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 [2023-11-29 02:41:58,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 02:41:58,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,436 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 02:41:58,443 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 [2023-11-29 02:41:58,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 02:41:58,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,474 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 02:41:58,477 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 [2023-11-29 02:41:58,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,492 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,492 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 02:41:58,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,501 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 02:41:58,504 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 [2023-11-29 02:41:58,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,520 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-29 02:41:58,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,531 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 02:41:58,534 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 [2023-11-29 02:41:58,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-29 02:41:58,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,569 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 02:41:58,572 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 [2023-11-29 02:41:58,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,586 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,586 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-29 02:41:58,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,594 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 02:41:58,598 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 [2023-11-29 02:41:58,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,613 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:41:58,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-29 02:41:58,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,625 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 02:41:58,628 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 [2023-11-29 02:41:58,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:41:58,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:41:58,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:41:58,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:41:58,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:41:58,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:41:58,664 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:41:58,686 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-11-29 02:41:58,686 INFO L444 ModelExtractionUtils]: 22 out of 31 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-11-29 02:41:58,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:41:58,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:41:58,689 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:41:58,695 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:41:58,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 02:41:58,707 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-29 02:41:58,707 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:41:58,708 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 Supporting invariants [] [2023-11-29 02:41:58,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-29 02:41:58,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-29 02:41:58,813 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2023-11-29 02:41:58,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#2[~x_ref~0!base][~x_ref~0!offset] could not be translated [2023-11-29 02:41:58,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:41:58,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:41:58,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:41:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:41:58,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 02:41:58,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:41:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:41:58,926 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-29 02:41:58,927 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2023-11-29 02:41:58,987 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) Result 31 states and 45 transitions. Complement of second has 6 states. [2023-11-29 02:41:58,989 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 [2023-11-29 02:41:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2023-11-29 02:41:58,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2023-11-29 02:41:58,991 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 8 letters. [2023-11-29 02:41:58,992 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:41:58,992 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 10 letters. Loop has 8 letters. [2023-11-29 02:41:58,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:41:58,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 16 letters. [2023-11-29 02:41:58,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:41:58,993 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 45 transitions. [2023-11-29 02:41:58,995 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-29 02:41:58,996 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 45 transitions. [2023-11-29 02:41:58,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-29 02:41:58,996 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-29 02:41:58,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 45 transitions. [2023-11-29 02:41:58,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:41:58,996 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 45 transitions. [2023-11-29 02:41:58,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 45 transitions. [2023-11-29 02:41:58,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2023-11-29 02:41:58,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 29 states have internal predecessors, (43), 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) [2023-11-29 02:41:59,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 43 transitions. [2023-11-29 02:41:59,000 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 43 transitions. [2023-11-29 02:41:59,000 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 43 transitions. [2023-11-29 02:41:59,000 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 02:41:59,000 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 43 transitions. [2023-11-29 02:41:59,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-29 02:41:59,001 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:41:59,001 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:41:59,002 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 02:41:59,002 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:41:59,002 INFO L748 eck$LassoCheckResult]: Stem: 256#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 246#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 247#L559-2 call test_fun_#t~mem5#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 257#L555-1 [2023-11-29 02:41:59,002 INFO L750 eck$LassoCheckResult]: Loop: 257#L555-1 assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1; 233#L555-3 test_fun_#t~short13#1 := test_fun_#t~short8#1; 234#L555-4 assume test_fun_#t~short13#1; 242#L555-9 test_fun_#t~short16#1 := test_fun_#t~short13#1; 248#L555-10 assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0; 250#L555-12 assume !!test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 237#L556 assume !(test_fun_#t~mem17#1 > 0);havoc test_fun_#t~mem17#1;call test_fun_#t~mem19#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 238#L559 assume !(test_fun_#t~mem19#1 > 0);havoc test_fun_#t~mem19#1; 252#L559-2 call test_fun_#t~mem5#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 257#L555-1 [2023-11-29 02:41:59,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:59,003 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-29 02:41:59,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:59,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202535408] [2023-11-29 02:41:59,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:59,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:59,022 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:41:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:59,037 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:41:59,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:59,038 INFO L85 PathProgramCache]: Analyzing trace with hash 572463690, now seen corresponding path program 1 times [2023-11-29 02:41:59,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:59,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923784115] [2023-11-29 02:41:59,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:59,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:41:59,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:41:59,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:41:59,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923784115] [2023-11-29 02:41:59,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923784115] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:41:59,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:41:59,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 02:41:59,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745587132] [2023-11-29 02:41:59,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:41:59,197 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 02:41:59,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:41:59,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:41:59,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:41:59,198 INFO L87 Difference]: Start difference. First operand 30 states and 43 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:41:59,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:41:59,254 INFO L93 Difference]: Finished difference Result 30 states and 41 transitions. [2023-11-29 02:41:59,254 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 41 transitions. [2023-11-29 02:41:59,255 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-29 02:41:59,256 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 41 transitions. [2023-11-29 02:41:59,256 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-29 02:41:59,256 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-29 02:41:59,256 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 41 transitions. [2023-11-29 02:41:59,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:41:59,256 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 41 transitions. [2023-11-29 02:41:59,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 41 transitions. [2023-11-29 02:41:59,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2023-11-29 02:41:59,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3666666666666667) internal successors, (41), 29 states have internal predecessors, (41), 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) [2023-11-29 02:41:59,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 41 transitions. [2023-11-29 02:41:59,259 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 41 transitions. [2023-11-29 02:41:59,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:41:59,260 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 41 transitions. [2023-11-29 02:41:59,260 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 02:41:59,261 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 41 transitions. [2023-11-29 02:41:59,261 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-29 02:41:59,261 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:41:59,262 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:41:59,262 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 02:41:59,262 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:41:59,262 INFO L748 eck$LassoCheckResult]: Stem: 328#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 318#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 319#L559-2 call test_fun_#t~mem5#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 329#L555-1 [2023-11-29 02:41:59,262 INFO L750 eck$LassoCheckResult]: Loop: 329#L555-1 assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1; 305#L555-3 test_fun_#t~short13#1 := test_fun_#t~short8#1; 306#L555-4 assume test_fun_#t~short13#1; 314#L555-9 test_fun_#t~short16#1 := test_fun_#t~short13#1; 320#L555-10 assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0; 322#L555-12 assume !!test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 309#L556 assume !(test_fun_#t~mem17#1 > 0);havoc test_fun_#t~mem17#1;call test_fun_#t~mem19#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 310#L559 assume test_fun_#t~mem19#1 > 0;havoc test_fun_#t~mem19#1;call test_fun_#t~mem20#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem20#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem20#1; 324#L559-2 call test_fun_#t~mem5#1 := read~int#2(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 329#L555-1 [2023-11-29 02:41:59,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:59,263 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2023-11-29 02:41:59,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:59,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704954558] [2023-11-29 02:41:59,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:59,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:59,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:41:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:59,289 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:41:59,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:59,290 INFO L85 PathProgramCache]: Analyzing trace with hash 572463628, now seen corresponding path program 1 times [2023-11-29 02:41:59,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:59,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746441804] [2023-11-29 02:41:59,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:59,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:59,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:41:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:59,308 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:41:59,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:41:59,309 INFO L85 PathProgramCache]: Analyzing trace with hash -198955831, now seen corresponding path program 1 times [2023-11-29 02:41:59,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:41:59,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099454191] [2023-11-29 02:41:59,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:41:59,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:41:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:59,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:41:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:41:59,344 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:42:00,264 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:42:00,264 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:42:00,264 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:42:00,264 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:42:00,264 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:42:00,264 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:42:00,264 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:42:00,264 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:42:00,265 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.10-alloca.i_Iteration4_Lasso [2023-11-29 02:42:00,265 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:42:00,265 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:42:00,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,716 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,722 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,734 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,741 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,747 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:00,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:42:01,246 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:42:01,246 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:42:01,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:42:01,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:42:01,247 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:42:01,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-29 02:42:01,249 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 [2023-11-29 02:42:01,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:42:01,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:42:01,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:42:01,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:42:01,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:42:01,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:42:01,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:42:01,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:42:01,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-29 02:42:01,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:42:01,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:42:01,265 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:42:01,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 02:42:01,267 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 [2023-11-29 02:42:01,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:42:01,277 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-11-29 02:42:01,277 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-29 02:42:01,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:42:01,297 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2023-11-29 02:42:01,297 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 02:42:01,352 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:42:01,386 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-11-29 02:42:01,386 INFO L444 ModelExtractionUtils]: 49 out of 56 variables were initially zero. Simplification set additionally 5 variables to zero. [2023-11-29 02:42:01,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:42:01,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:42:01,387 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:42:01,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 02:42:01,389 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:42:01,401 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2023-11-29 02:42:01,402 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:42:01,402 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2 Supporting invariants [] [2023-11-29 02:42:01,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-29 02:42:01,450 INFO L156 tatePredicateManager]: 15 out of 15 supporting invariants were superfluous and have been removed [2023-11-29 02:42:01,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~y_ref~0!base][~y_ref~0!offset] could not be translated [2023-11-29 02:42:01,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:42:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:42:01,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:42:01,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:42:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:42:01,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 02:42:01,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:42:01,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 02:42:01,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2023-11-29 02:42:01,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:42:01,638 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2023-11-29 02:42:01,638 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 41 transitions. cyclomatic complexity: 13 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 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) [2023-11-29 02:42:01,724 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 41 transitions. cyclomatic complexity: 13. Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 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 60 states and 89 transitions. Complement of second has 10 states. [2023-11-29 02:42:01,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2023-11-29 02:42:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 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) [2023-11-29 02:42:01,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2023-11-29 02:42:01,726 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 3 letters. Loop has 9 letters. [2023-11-29 02:42:01,726 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:42:01,726 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 12 letters. Loop has 9 letters. [2023-11-29 02:42:01,727 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:42:01,727 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 3 letters. Loop has 18 letters. [2023-11-29 02:42:01,727 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:42:01,728 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 89 transitions. [2023-11-29 02:42:01,730 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 02:42:01,730 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 0 states and 0 transitions. [2023-11-29 02:42:01,730 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 02:42:01,730 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 02:42:01,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 02:42:01,730 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:42:01,730 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:42:01,730 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:42:01,730 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:42:01,730 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-29 02:42:01,730 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 02:42:01,731 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 02:42:01,731 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 02:42:01,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 02:42:01 BoogieIcfgContainer [2023-11-29 02:42:01,737 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 02:42:01,738 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:42:01,738 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:42:01,738 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:42:01,738 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:41:55" (3/4) ... [2023-11-29 02:42:01,740 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 02:42:01,741 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:42:01,742 INFO L158 Benchmark]: Toolchain (without parser) took 7331.85ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 137.9MB in the beginning and 65.5MB in the end (delta: 72.4MB). Peak memory consumption was 105.9MB. Max. memory is 16.1GB. [2023-11-29 02:42:01,742 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:42:01,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.61ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 132.3MB in the end (delta: 5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 02:42:01,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.96ms. Allocated memory is still 167.8MB. Free memory was 132.3MB in the beginning and 130.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:42:01,743 INFO L158 Benchmark]: Boogie Preprocessor took 42.28ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 128.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:42:01,743 INFO L158 Benchmark]: RCFGBuilder took 339.13ms. Allocated memory is still 167.8MB. Free memory was 128.1MB in the beginning and 114.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 02:42:01,744 INFO L158 Benchmark]: BuchiAutomizer took 6521.74ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 114.2MB in the beginning and 66.5MB in the end (delta: 47.7MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2023-11-29 02:42:01,744 INFO L158 Benchmark]: Witness Printer took 3.40ms. Allocated memory is still 201.3MB. Free memory was 66.5MB in the beginning and 65.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:42:01,746 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.61ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 132.3MB in the end (delta: 5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.96ms. Allocated memory is still 167.8MB. Free memory was 132.3MB in the beginning and 130.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.28ms. Allocated memory is still 167.8MB. Free memory was 130.2MB in the beginning and 128.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 339.13ms. Allocated memory is still 167.8MB. Free memory was 128.1MB in the beginning and 114.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 6521.74ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 114.2MB in the beginning and 66.5MB in the end (delta: 47.7MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * Witness Printer took 3.40ms. Allocated memory is still 201.3MB. Free memory was 66.5MB in the beginning and 65.5MB 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#2[~x_ref~0!base][~x_ref~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~y_ref~0!base][~y_ref~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 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 6 locations. 2 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.4s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 5.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 33 mSDsluCounter, 170 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 111 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 90 IncrementalHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 59 mSDtfsCounter, 90 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital260 mio100 ax106 hnf100 lsp94 ukn69 mio100 lsp31 div100 bol105 ite100 ukn100 eq167 hnf90 smp100 dnf217 smp74 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 138ms VariablesStem: 10 VariablesLoop: 6 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 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! [2023-11-29 02:42:01,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-29 02:42:01,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c71dda-a456-40ff-8789-89d2a24343be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE